Sr. Process Engineer - 1st Shift

Date Posted: 2026-03-26 Country: United States of America Location: US-AZ-TUCSON-801 ~ 1151 E Hermans Rd ~ BLDG 801 (External Site) Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​ Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1 At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense. What You Will Do: If you’re self-motivated and thrive working with multi-disciplined teams who are committed to innovation and pushing the boundaries of technology, then this might be the perfect job. As a Raytheon Sr. Process Engineer, you’ll work to improve processes to maintain efficiency, reduce costs, improve sustainability and safety and maximize profitability. You’re the in-factory materials and process specialist, and your responsibilities will include verifying that Technical Data Package (TDP) shelf-life materials are correctly called out in Manufacturing Data Packages (MDPs) and writing material processing procedures. In addition, you’ll collaborate on integrating process equipment within the factory and you’ll document the equipment’s functionality. As a Sr. Process Engineer your responsibilities will also include: Quickly addressing production issues related to materials and processes, ensuring root causes of issues are understood and solutions are robust and cost effective. Providing on-the-job training for materials and processes. Training other engineers on material usage and processes. Being readily available to operators and collaborating effectively with factory personnel. Serving as Operations Liaison working with Materials & Process Engineering (M&PE) to quickly address supply chain disruptions, problem buys and obsolete materials including: Identifying impacted end users Determining material requirements and finding alternatives (drive testing as needed) Ensuring new materials will work in existing processes and using the opportunity to drive to common materials. Leading continuous improvement projects utilizing Lean manufacturing techniques to reduce variability, eliminate constraints and provide ongoing process sustainment. Collaborating with cross-functional teams to identify and resolve process and materials-related issues. Driving use of common materials based on allowable requirements from the drawing. Developing and maintaining manufacturing procedures by creating new documentation and updating existing processes to ensure accuracy and efficiency. Leading and supporting process troubleshooting efforts to quickly and efficiently resolve manufacturing process issues. Coordinating with M&PE Labs for Cause Corrective Action as required. This is a 1st Shift Job. Typically 7:00AM – 4:00PM. This job is posted as ONSITE, and is based at Raytheon’s Tucson, AZ facility. Qualifications You Must Have: Typically Requires a Bachelor's degree in Science, Technology, Engineering or Math (STEM) and minimum 5 years of relevant experience. Experience with project execution Experience with manufacturing/production processes Qualifications We Prefer: Experience with materials and material testing Experience with manufacturing processes Experience with technical writing Bachelor’s or Master’s Degree in Chemical Engineering, Material Science, Manufacturing Engineering, Mechanical Engineering or related field What We Offer Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation. Learn More & Apply Now! Please consider the following role type definition as you apply for this role. Onsite : Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: Security Clearance FAQs - United States Department of State This position is an onsite role – Tucson, AZ: https://careers.rtx.com/global/en/raytheon-tucson,-az-location We Are RTX We Are RTX - YouTube LI-ONSITE As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 86,800 USD - 165,200 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. Privacy Policy and Terms: Click on this link to read the Policy and Terms

Senior Principal Systems Engineer, SE CPTL - Coyote Block 2C-RM

Date Posted: 2026-03-25 Country: United States of America Location: US-AZ-TUCSON-M13 ~ 3601 E Britannia Dr ~ BRITANNIA M13 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​ Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1 At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense. At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world. The Effectors Center within the Systems Engineering and Test Capabilities (SE&TC) organization is currently hiring a Senior Principal Systems Engineer – Systems Engineering Cross Product Team Lead (CPTL) to join our Tucson, AZ location on the Coyote Block 2C – Rocket Motor (RM) program. SE&TC is an exciting and challenging environment where you will have the opportunity to design, develop and partner with multi-disciplines to shape innovative solutions for our customers. The Senior Principal Systems Engineer – SE CPTL is a management and technical leadership role responsible for development, integration, and test execution of the sensor, aperture, communications, electronics and electrical subsystems in addition to systems engineering of the missile. The Coyote Block 2C-RM development effort is a rapid development effort to insert technological upgrades within existing systems to fill customer capability gaps. What You Will Do: You will communicate to the Program Manager, Chief Engineer, Lead Systems Engineer(s), to provide team status, accomplishments, issues, and help needed. You will manage the development of system and subsystem requirements for complex systems by collaborating with several IPTLs and SMEs to obtain necessary design information. Provide SE technical expertise in development, integration, troubleshooting and failure investigations Lead technical discussions, and formulate plans of action by leveraging company Subject Matter Experts (SMEs) across multiple engineering disciplines Be a Control Account Manager (CAM) for multiple cost accounts Qualifications You Must Have: Typically requires Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 10 years of prior relevant experience Experience performing requirements definition, decomposition, and changes Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Qualifications We Prefer: MS or PhD in Engineering, Computer Science, Math or Physics Ability to work independently and work with SMEs, CEs, LSEs, and other program stakeholders to make informed technical design decisions. Foundational understanding of electrical, electronics, and radio frequency systems Experience with Earned Value Management (EVM) Experience evaluating and mitigating technical risks Experience with requirements management and Model Based Systems Engineering (MBSE) and associated tools (i.e. Cameo) Prior work experience giving technical briefs or presentations Ability to manage multiple and competing priorities; working on rapid development programs or fast-paced environments. Strong interpersonal and communication skills Familiarity with military systems; tactics, techniques, and procedures What We Offer Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation. Relocation Eligible – Relocation assistance available for this position Learn More & Apply Now! Please consider the following role type definition as you apply for this role. Onsite : Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 132,400 USD - 251,600 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. Privacy Policy and Terms: Click on this link to read the Policy and Terms

Sr. Process Engineer - 1st Shift

Date Posted: 2026-03-26 Country: United States of America Location: US-AZ-TUCSON-801 ~ 1151 E Hermans Rd ~ BLDG 801 (External Site) Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​ Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1 At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense. What You Will Do: If you’re self-motivated and thrive working with multi-disciplined teams who are committed to innovation and pushing the boundaries of technology, then this might be the perfect job. As a Raytheon Sr. Process Engineer, you’ll work to improve processes to maintain efficiency, reduce costs, improve sustainability and safety and maximize profitability. You’re the in-factory materials and process specialist, and your responsibilities will include verifying that Technical Data Package (TDP) shelf-life materials are correctly called out in Manufacturing Data Packages (MDPs) and writing material processing procedures. In addition, you’ll collaborate on integrating process equipment within the factory and you’ll document the equipment’s functionality. As a Sr. Process Engineer your responsibilities will also include: Quickly addressing production issues related to materials and processes, ensuring root causes of issues are understood and solutions are robust and cost effective. Providing on-the-job training for materials and processes. Training other engineers on material usage and processes. Being readily available to operators and collaborating effectively with factory personnel. Serving as Operations Liaison working with Materials & Process Engineering (M&PE) to quickly address supply chain disruptions, problem buys and obsolete materials including: Identifying impacted end users Determining material requirements and finding alternatives (drive testing as needed) Ensuring new materials will work in existing processes and using the opportunity to drive to common materials. Leading continuous improvement projects utilizing Lean manufacturing techniques to reduce variability, eliminate constraints and provide ongoing process sustainment. Collaborating with cross-functional teams to identify and resolve process and materials-related issues. Driving use of common materials based on allowable requirements from the drawing. Developing and maintaining manufacturing procedures by creating new documentation and updating existing processes to ensure accuracy and efficiency. Leading and supporting process troubleshooting efforts to quickly and efficiently resolve manufacturing process issues. Coordinating with M&PE Labs for Cause Corrective Action as required. This is a 1st Shift Job. Typically 7:00AM – 4:00PM. This job is posted as ONSITE, and is based at Raytheon’s Tucson, AZ facility. Qualifications You Must Have: Typically Requires a Bachelor's degree in Science, Technology, Engineering or Math (STEM) and minimum 5 years of relevant experience. Experience with project execution Experience with manufacturing/production processes Qualifications We Prefer: Experience with materials and material testing Experience with manufacturing processes Experience with technical writing Bachelor’s or Master’s Degree in Chemical Engineering, Material Science, Manufacturing Engineering, Mechanical Engineering or related field What We Offer Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation. Learn More & Apply Now! Please consider the following role type definition as you apply for this role. Onsite : Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: Security Clearance FAQs - United States Department of State This position is an onsite role – Tucson, AZ: https://careers.rtx.com/global/en/raytheon-tucson,-az-location We Are RTX We Are RTX - YouTube LI-ONSITE As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 86,800 USD - 165,200 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. Privacy Policy and Terms: Click on this link to read the Policy and Terms

Senior Principal Mechanical Engineer - Structural, High Temp Materials

Date Posted: 2026-03-30 Country: United States of America Location: US-AZ-TUCSON-928 ~ 1151 E Hermans Rd ~ MULTI PURPOSE FAC 928 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​ Security Clearance Type: Secret - Current Security Clearance Status: Active and existing security clearance required on day 1 At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world. The Mechanical Analysis and Test (MA&T) Department is responsible for ensuring structural and thermal design robustness across the Raytheon portfolio of products. From preliminary concepts to fielded weapon system support, MA&T delivers innovative structural and thermal engineering solutions utilizing methods ranging from classical fundamental & empirically based techniques to state-of-the-art finite element methods leveraging industry leading commercial tools; all complemented and validated by tests executed in a manner to ensure cost effective yet technically balanced solutions. Raytheon is seeking an experienced Senior Principal Structural Engineer to join the Mechanical Analysis and Test Department with a background in high temperature structural materials such as refractory metals, Ceramics, and Ceramic Matrix Composites (CMC’s). In this role, you will be responsible for detailed structural analysis and testing to support all phases of programs including development and production. The analyses will cover a wide range of difficult problems, requiring solutions that are imaginative, thorough, practicable, and consistent with organization objectives. The analysis tasks will span the spectrum from classical hand calculations to detailed analyses requiring the use of finite element analysis software. Testing will range from the coupon and sub-element level for material characterization to subsystem and system level design verification testing. A structural analyst of this salary grade is expected to have a high degree of technical competence and be a recognized technical leader. The selected candidate will be able to work under general direction and is expected to define the scope and level of analysis/test required to meet objectives. You will act as a technical Subject Matter Expert (SME) to help define and develop the MA&T department technical processes and tools. You will also be held accountable for your individual work within the agreed upon cost and schedule. It is expected that you will present your work for peer reviews and be a peer reviewer for other engineers’ work. The customers of this position will include internal personnel and programs as well as external Government(s) personnel and programs. What You Will Do: Perform detailed structural analysis and testing to support all phases of programs Conduct data collection from available sources for material characteristics, and design and recommend tests to address gaps in material understanding Generate test plans required to validate analyses and verify hardware compliance to customer requirements Analyze test data to validate and correlate models, and/or generate mechanical loads and environments Work with limited oversight on complex problems to provide the answers needed under program cost and schedule constraints Coordinate and lead technical peer reviews ensuring the technical accuracy of work product as well as acting as a reviewer for others work products Present results to internal stakeholders and external customers Generate detailed, archival technical reports Travel to test sites to support test or design discussion (depending on work assignment) Act as a technical leader (help define and develop MA&T department technical processes and tools) and lead teams to meet program milestones Contribute to technical discussions and demonstrate strong interpersonal skills working in a team environment The Senior Pr. Mechanical Engineer - Structural job is in Tucson, AZ and the position is onsite. Qualifications You Must Have: Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 10 years of prior relevant experience or an Advanced Degree in a related field and minimum 7 years experience Experience in structural analysis (i.e. PATRAN, NASTRAN, ANSYS or equivalent software (Dynamic, Static, Non-linear, Transient, etc.) Experience in CMH-17 guidelines Experience in high temperature material systems for hypersonic aerospace Qualifications We Prefer: Experience in industry standard structural analysis Understanding of mechanical principles to solve classical structural analysis both inside and outside finite element tools. Ability to work in a collaborative, team-based environment and independently. Experience contributing to technical discussions and demonstrate strong interpersonal skills working in a team environment. 15 years of professional experience in the structural analysis of complex systems that require collaboration of multiple engineering disciplines (such as a weapon system). Experience in structural testing: planning, organization, execution, data reduction and correlation. Experience designing/analyzing mechanical joints for composite material in high temperature environments. Experience using Digital Image Correlation (DIC) software and practices. Experience using fracture modeling techniques for composite materials (VCCT, CZM). Experience with test planning to evaluate structures designed for high temperature environments. Experience with environmental barrier coatings applied to CMCs. Experience with dynamic shock and vibration analysis. Experience with solid modeling CAD tool such as CREO or equivalent. Experience with MATLAB. Experience presenting to external customers. Ability to travel to government and other facilities in support of program activities. Advanced degree in aforementioned disciplines. ABET is the preferred, although not required, accreditation standard. H igh temp materials experience for hypersonics as well as Ceramic Matrix Composites (CMC) experience and knowledge. What We Offer: Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation. Learn More & Apply Now! Please consider the following role type definition as you apply for this role. Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. LI-ST1 As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 132,400 USD - 251,600 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. Privacy Policy and Terms: Click on this link to read the Policy and Terms

Senior Principal Mechanical Engineer - Structural, High Temp Materials

Date Posted: 2026-03-30 Country: United States of America Location: US-AZ-TUCSON-928 ~ 1151 E Hermans Rd ~ MULTI PURPOSE FAC 928 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​ Security Clearance Type: Secret - Current Security Clearance Status: Active and existing security clearance required on day 1 At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world. The Mechanical Analysis and Test (MA&T) Department is responsible for ensuring structural and thermal design robustness across the Raytheon portfolio of products. From preliminary concepts to fielded weapon system support, MA&T delivers innovative structural and thermal engineering solutions utilizing methods ranging from classical fundamental & empirically based techniques to state-of-the-art finite element methods leveraging industry leading commercial tools; all complemented and validated by tests executed in a manner to ensure cost effective yet technically balanced solutions. Raytheon is seeking an experienced Senior Principal Structural Engineer to join the Mechanical Analysis and Test Department with a background in high temperature structural materials such as refractory metals, Ceramics, and Ceramic Matrix Composites (CMC’s). In this role, you will be responsible for detailed structural analysis and testing to support all phases of programs including development and production. The analyses will cover a wide range of difficult problems, requiring solutions that are imaginative, thorough, practicable, and consistent with organization objectives. The analysis tasks will span the spectrum from classical hand calculations to detailed analyses requiring the use of finite element analysis software. Testing will range from the coupon and sub-element level for material characterization to subsystem and system level design verification testing. A structural analyst of this salary grade is expected to have a high degree of technical competence and be a recognized technical leader. The selected candidate will be able to work under general direction and is expected to define the scope and level of analysis/test required to meet objectives. You will act as a technical Subject Matter Expert (SME) to help define and develop the MA&T department technical processes and tools. You will also be held accountable for your individual work within the agreed upon cost and schedule. It is expected that you will present your work for peer reviews and be a peer reviewer for other engineers’ work. The customers of this position will include internal personnel and programs as well as external Government(s) personnel and programs. What You Will Do: Perform detailed structural analysis and testing to support all phases of programs Conduct data collection from available sources for material characteristics, and design and recommend tests to address gaps in material understanding Generate test plans required to validate analyses and verify hardware compliance to customer requirements Analyze test data to validate and correlate models, and/or generate mechanical loads and environments Work with limited oversight on complex problems to provide the answers needed under program cost and schedule constraints Coordinate and lead technical peer reviews ensuring the technical accuracy of work product as well as acting as a reviewer for others work products Present results to internal stakeholders and external customers Generate detailed, archival technical reports Travel to test sites to support test or design discussion (depending on work assignment) Act as a technical leader (help define and develop MA&T department technical processes and tools) and lead teams to meet program milestones Contribute to technical discussions and demonstrate strong interpersonal skills working in a team environment The Senior Pr. Mechanical Engineer - Structural job is in Tucson, AZ and the position is onsite. Qualifications You Must Have: Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 10 years of prior relevant experience or an Advanced Degree in a related field and minimum 7 years experience Experience in structural analysis (i.e. PATRAN, NASTRAN, ANSYS or equivalent software (Dynamic, Static, Non-linear, Transient, etc.) Experience in CMH-17 guidelines Experience in high temperature material systems for hypersonic aerospace Qualifications We Prefer: Experience in industry standard structural analysis Understanding of mechanical principles to solve classical structural analysis both inside and outside finite element tools. Ability to work in a collaborative, team-based environment and independently. Experience contributing to technical discussions and demonstrate strong interpersonal skills working in a team environment. 15 years of professional experience in the structural analysis of complex systems that require collaboration of multiple engineering disciplines (such as a weapon system). Experience in structural testing: planning, organization, execution, data reduction and correlation. Experience designing/analyzing mechanical joints for composite material in high temperature environments. Experience using Digital Image Correlation (DIC) software and practices. Experience using fracture modeling techniques for composite materials (VCCT, CZM). Experience with test planning to evaluate structures designed for high temperature environments. Experience with environmental barrier coatings applied to CMCs. Experience with dynamic shock and vibration analysis. Experience with solid modeling CAD tool such as CREO or equivalent. Experience with MATLAB. Experience presenting to external customers. Ability to travel to government and other facilities in support of program activities. Advanced degree in aforementioned disciplines. ABET is the preferred, although not required, accreditation standard. H igh temp materials experience for hypersonics as well as Ceramic Matrix Composites (CMC) experience and knowledge. What We Offer: Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation. Learn More & Apply Now! Please consider the following role type definition as you apply for this role. Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. LI-ST1 As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 132,400 USD - 251,600 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. Privacy Policy and Terms: Click on this link to read the Policy and Terms

Crew Member - Urgently Hiring

Taco Bell - Fisher`s Market Place is looking for a full time or part time crew member to join our team in Fishers, IN. As a Taco Bell - Fisher`s Market Place crew member, you can be the smiling face that greets and serves our guests or a cook who makes things happen in the kitchen. Working with us will give you the flexibility to be whatever our team and guests needs you to be. You'll learn new things, get recognized for your efforts and learn skills that last a lifetime. What are we looking for? The good news is that your training will teach you everything you need to know to succeed on the job. But there are a few skills you should have from the get-go: You're a fun and friendly person who values customers and takes absolute pride in everything you do. Verbal communication skills are key – you're not going to be able to text message customers back and forth. In other words, you should be comfortable talking to strangers. You've got attitude - the right kind of course - and understand the need to be on time, all the time. With loads of energy, you understand that work is easier – and more fun – with some teamwork. Responsibilities: -Knowledge of proper safe handling techniques for all food or chemicals used -Anticipates kitchen member needs by constantly evaluating environment and responding to cues as necessary -Maintain a high standard of cleanliness and orderliness in all kitchens, loading dock, dumpster and utility work areas -Assists with receiving delivery of product on behalf of our restaurant team -Complete daily and weekly checklists -Maintain a proactive approach to the health, safety and security of all staff at all times -Be vigilant for any hazards, alerting a manager as necessary -Greet guests and provide a memorable experience -When necessary, resolve guest issues -Share your positive high energy and enthusiasm with focus and commitment to exceed customers expectations -Not only will you work with our crew members, you will be part of an overall team helping to support the success of Taco Bell - Fisher`s Market Place -Bring your outgoing personality and smiles We can't wait to see you for an interview for our full time or part time crew member position at Taco Bell - Fisher`s Market Place. Apply now!

Crew Member - Urgently Hiring

Taco Bell - Le Mars is looking for a full time or part time crew member to join our team in Le Mars, IA. As a Taco Bell - Le Mars crew member, you can be the smiling face that greets and serves our guests or a cook who makes things happen in the kitchen. Working with us will give you the flexibility to be whatever our team and guests needs you to be. You'll learn new things, get recognized for your efforts and learn skills that last a lifetime. What are we looking for? The good news is that your training will teach you everything you need to know to succeed on the job. But there are a few skills you should have from the get-go: You're a fun and friendly person who values customers and takes absolute pride in everything you do. Verbal communication skills are key – you're not going to be able to text message customers back and forth. In other words, you should be comfortable talking to strangers. You've got attitude - the right kind of course - and understand the need to be on time, all the time. With loads of energy, you understand that work is easier – and more fun – with some teamwork. Responsibilities: -Knowledge of proper safe handling techniques for all food or chemicals used -Anticipates kitchen member needs by constantly evaluating environment and responding to cues as necessary -Maintain a high standard of cleanliness and orderliness in all kitchens, loading dock, dumpster and utility work areas -Assists with receiving delivery of product on behalf of our restaurant team -Complete daily and weekly checklists -Maintain a proactive approach to the health, safety and security of all staff at all times -Be vigilant for any hazards, alerting a manager as necessary -Greet guests and provide a memorable experience -When necessary, resolve guest issues -Share your positive high energy and enthusiasm with focus and commitment to exceed customers expectations -Not only will you work with our crew members, you will be part of an overall team helping to support the success of Taco Bell - Le Mars -Bring your outgoing personality and smiles We can't wait to see you for an interview for our full time or part time crew member position at Taco Bell - Le Mars. Apply now!

Part Time Food Service Team Member

Taco Bell - Sparta is looking for a full time or part time crew member to join our team in Sparta, WI. As a Taco Bell - Sparta crew member, you can be the smiling face that greets and serves our guests or a cook who makes things happen in the kitchen. Working with us will give you the flexibility to be whatever our team and guests needs you to be. You'll learn new things, get recognized for your efforts and learn skills that last a lifetime. What are we looking for? The good news is that your training will teach you everything you need to know to succeed on the job. But there are a few skills you should have from the get-go: You're a fun and friendly person who values customers and takes absolute pride in everything you do. Verbal communication skills are key – you're not going to be able to text message customers back and forth. In other words, you should be comfortable talking to strangers. You've got attitude - the right kind of course - and understand the need to be on time, all the time. With loads of energy, you understand that work is easier – and more fun – with some teamwork. Responsibilities: -Knowledge of proper safe handling techniques for all food or chemicals used -Anticipates kitchen member needs by constantly evaluating environment and responding to cues as necessary -Maintain a high standard of cleanliness and orderliness in all kitchens, loading dock, dumpster and utility work areas -Assists with receiving delivery of product on behalf of our restaurant team -Complete daily and weekly checklists -Maintain a proactive approach to the health, safety and security of all staff at all times -Be vigilant for any hazards, alerting a manager as necessary -Greet guests and provide a memorable experience -When necessary, resolve guest issues -Share your positive high energy and enthusiasm with focus and commitment to exceed customers expectations -Not only will you work with our crew members, you will be part of an overall team helping to support the success of Taco Bell - Sparta -Bring your outgoing personality and smiles We can't wait to see you for an interview for our full time or part time crew member position at Taco Bell - Sparta. Apply now!

Restaurant Staff – Hiring Immediately

Taco Bell - Sparta is looking for a full time or part time Restaurant Staff team member to join our team in Sparta, WI. The Restaurant Staff team member is responsible for customer service and commitment to excellence through meeting or exceeding hospitality and service standards. Restaurant Staff responsibilities include: -Effectively communicate with management in a timely manner regarding scheduling issues, customer service problems, and equipment malfunctions. -Follow all safety procedures and guidelines including personal safety, equipment use, and food handling and storage. -Ensure all products are stocked, maintained, and prepared according to company quality standards. -Maintain a clean, safe working environment. -Clean the customer service areas by following the proper procedures as directed by the manager on duty, including outside landscaping, building entrances, dining room tables and condiment stations, restrooms, and food production and storage units. -Demonstrate fiscal responsibility with all company assets by following company cash handling policies. -Demonstrate ability to be a “team player” by contributing to the team’s success and communicating effectively with other Customer Service Representatives. -Assume additional responsibilities as assigned. -Maintain or exceed standards of appearance, cleanliness, hygiene, and health standards. -Frequent washing of hands. A qualified candidate will have: -A high school diploma or equivalent or higher preferred but not required -Strong work ethic and willingness to learn -Demonstrated ability to work in a team environment. We look forward to seeing you for an interview for our full time or part time Restaurant Staff role at Taco Bell - Sparta soon!

Night Crew - Urgently Hiring

Live MAS! … & Grow your Career at TACO BELL! “TOP FRANCHISE” 3 Years Running - Entrepreneur “100 Most Influential Companies” - Time Join one of the hottest global brands - with a top Franchisee - HAZA BELL! HAZA BELL has a track record of guest satisfaction, team satisfaction & internal career growth that let’s your talents shine! Our Leaders teach & inspire their teams to deliver our flavorful products with fast & friendly service, while guiding each associate on their Career Path. We do this by executing daily on detail & delivering excelling financial performance driven by guest satisfaction. Contact us today to start your Path to Success! You enjoy people and providing friendly, accurate service to customers as well as your teammates and managers. Key responsibilities include greeting customers in the restaurant or drive-thru, taking and ringing up orders, handling payment and thanking customers. You’ll also prepare and store food ingredients, assemble food and beverage orders, check to make sure they’re correct, package products, and maintain a clean, safe work and dining environment. Team Member behaviors include: - Being friendly and helpful to customers and co-workers. - Meeting customer needs and taking steps to solve food or service issues. - Working well with teammates and accepting coaching from management team. - Having a clean and tidy appearance and work habits. - Communicating with customers, teammates and managers in a positive manner. You enjoy people and providing friendly, accurate service to customers as well as your teammates and managers. Key responsibilities include greeting customers in the restaurant or drive-thru, taking and ringing up orders, handling payment and thanking customers. You’ll also prepare and store food ingredients, assemble food and beverage orders, check to make sure they’re correct, package products, and maintain a clean, safe work and dining environment. Team Member behaviors include: - Being friendly and helpful to customers and co-workers. - Meeting customer needs and taking steps to solve food or service issues. - Working well with teammates and accepting coaching from management team. - Having a clean and tidy appearance and work habits. - Communicating with customers, teammates and managers in a positive manner. You are applying for work with a franchisee of Taco Bell, not Taco Bell Corp. or any of its affiliates. HAZA Bell is an equal opportunity employer who may provide reasonable accommodation to enable individuals with disabilities to perform the essential functions of the job. Qualified applicants will receive consideration without regarding to age, race, color, religion, sex, sexual orientation, disability, or national origin. Must be eligible to work in this country. Job Title: Restaurant Crew Member Overview: As a Restaurant Crew Member, you play a vital role in the day-to-day operations of the restaurant. You will work as part of a team delivering exceptional customer service, prepare food items, maintain cleanliness and sanitation standards, and contribute to a positive dining experience for guests. Key Responsibilities: 1. Customer Service: - Greet customers warmly and assist them in placing their orders. - Provide recommendations and answer questions about menu items. - Ensure prompt and courteous service to enhance the customer’s experience. 5. Food Preparation and Assembly: - Prepare and assemble food and beverage items according to restaurant recipes and standards. - Ensure food items are prepared and served in a timely manner. - Maintain proper portion control and presentation of food items. 9. Cleaning and Sanitation: - Maintain cleanliness and organization of the dining area, kitchen, and customer service areas. - Follow sanitation guidelines and food safety procedures to ensure a clean and safe environment for customers and staff. - Assist with dishwashing and cleaning of kitchen equipment as needed. 13. Teamwork and Communication: - Work collaboratively with team members to ensure efficient operations and excellent customer service. - Communicate effectively with kitchen staff, servers, and management regarding customer orders and any issues that arise. - Support fellow team members during busy periods and contribute to a positive work environment. 17. Compliance and Policies: - Adhere to all company policies, procedures, and standards of conduct. - Follow health and safety guidelines, including proper handling of food and equipment. - Report any maintenance or safety issues to management promptly. 21. Upselling and Promotion: - Inform customers about special promotions, new menu items, and upselling opportunities. - Encourage customers to participate in loyalty programs or special offers to enhance their dining experience. Requirements: - Previous experience in a restaurant or customer service role is preferred but not required. - Ability to work in a fast-paced environment and handle multiple tasks simultaneously. - Strong interpersonal and communication skills to interact effectively with customers and team members. - Willingness to learn and follow instructions, with a positive attitude and a strong work ethic. - Availability to work flexible hours, including evenings, weekends, and holidays as needed. Physical Requirements: - Ability to stand, walk, and move around the restaurant for extended periods. - Lift and carry items weighing up to 25 pounds. IF Applicable Pay Transparency Range: