Senior Systems Engineer
Date Posted: 2026-05-08 Country: United States of America Location: US-AZ-TUCSON- E Hermans Rd BLDG 805 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: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date 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. We're growing fast and we want you to grow with us! We're expanding our engineering organization dramatically to meet exciting customer demand, and we're actively looking for engineers who bring strong foundational skills and a passion for solving hard problems. Industry experience in defense? Not required - we'll invest in you. If you meet the minimum qualifications, we want to talk. Apply today and take the next step in your engineering career. The Systems Engineering and Test C apabilities (SETC) organization is currently hiring a Senior Systems Engineer to join our Tucson, AZ location. SETC is an exciting and challenging environment where you will have the opportunity to design, develop , and test to shape innovative solutions for our customers. Join our organization and experience the Systems E ngineering lifecycle while interfacing with a variety of engineering disciplines, subject matter experts, chief engineers, chief technologists, the customer, and so many more to ensure we design, integrate, test , and strengthen our systems to work the first time and every time for our warfighters! As a Senior Systems Engineer you will be responsible for technical rigor of requirements documents, coordination across teams, sharing program process knowledge, mentoring engineers, and working with the technical and program leads to execute program tasks. Responsibilities include, but are not limited to, requirements management, providing SE oversight during integration and test activities. In this role, you will have the opportunity to work on an effectors project pertinent to the systems lifecycle. This role is 100% on-site at our Tucson, AZ campus with the possibility of occasional travel. What You Will Do Core Systems Engineering: Update, maintain , and improve requirements. Develop system architecture and model using Model Based Systems Engineering. Conduct trade studies based on Concept of Operations. Collaborate with engineers of all disciplines. Perform t est p lanning: Develop and implement test plans, procedures, integration, and verification documentation in both simulated and real-world environments and perform/execute the testing . Integrate Systems: Collaborate with a multi-disciplinary team to integrate hardware and software into tactical systems, evaluating their functionality and impact. Evaluate test results for requirements compliance. Create/ modify documentation in support of design reviews and in preparation for test events. Perform Platform Integration, Flight Test, Qualification, Design Verification Execution . Troubleshoot and a nalyze: Identify and resolve hardware, software, and system issues through detailed data analysis and debugging. Perform d ata a nalysis: Conduct statistical and numerical analysis test data to ensure optimal system performance and verify requirements. Support m issions: Travel as needed to support mission execution at various locations including local RTX facilities, test sites, vendor facilities, and customer locations. Qualifications You Must Have Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience . Experience with systems requirements, systems integration, and/or systems test. Qualifications We Prefer A self-starter who can take on task s with limited guidance and potentially lead a team of engineers. Experience in the d efense i ndustry specifically with military systems and procedures. Understanding of the Systems Engineering p roduct c ycle. Experience working in an integration lab, test facility, or in the field supporting integration and/or verification. Experience with generating technical documentation such as trade studies, test plans, test procedures, or technical reports. Experience in developing and managing system requirements. Experience with M odel B ased S ystems E ngineering and associated tools such as DOORS, Rhapsody, and Cameo. Experience with data analysis and presenting analytical and technical material. Experience interfacing with internal and external customers. 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 is available 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: This role is 100% onsite at our Tucson, AZ campus with occ asional work travel, as needed We Are RTX 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. 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