Senior Software Safety / Senior System Safety Engineer

Date Posted: 2026-07-07 Country: United States of America Location: US-AZ-TUCSON-807 ~ 1151 E Hermans Rd ~ BLDG 807 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.​ 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 after day 1 At RTX, the world’s 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. Our System Safety team is dedicated to evaluating and mitigating the safety risks that our products may pose to the world, specifically to people, hardware, and the environment. By applying rigorous engineering and management principles, criteria, and techniques, the team ensures that safety is optimized throughout every phase of the system lifecycle. System Safety is an integral part of the design process, functioning as a critical component within the broader systems engineering framework. From concept development to deployment and beyond, the team works to identify potential hazards, assess risks, and implement solutions to enhance product safety and reliability for our warfighters. This is an exciting opportunity for highly motivated System Safety and Software Safety Engineers to join an innovative team in Tucson, AZ. What You Will Do  As System Safety and Software Safety Engineers , your responsibilities will include: Developing and implementing one or more MIL-STD-882E compliant system safety programs involving management (task series 100), analysis (task series 200), evaluation (task series 300), and verification (task series 400). Analyze engineering software and/or firmware in accordance with MIL-STD-882E, JSSSEH, AOP-52, and other relevant standards. Work with software development teams to review and analyze software code. Collaborate with Program Management and government approval authorities from program startup through deployment to gain concurrence with software builds. Assist with Software and/or Firmware analyses. Participate in the execution of the Software System Safety Program. Interface with various stakeholders, including customers, program offices, subcontractors, and vendors. Assist with the preparation of Safety Assessment Reports and Safety Program Briefs for customer approval. Assist with software safety technical reviews. Interpret system requirements, customer specifications, and military standards Collaborate across multiple disciplines to gain a comprehensive understanding of product architecture and design. Prepare internal and customer reports describing various analyses relevant to the System Safety program  Collaborate across multiple disciplines to gain a full understanding of product architecture and design  Interface with other engineering functions: Systems Engineering, Software or Firmware Engineering, Electrical Engineering, Hardware Engineering  Manage System Safety Working Group(s) between key Raytheon and Customer representatives  Ability to work on Special Access Program(s)  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 System Safety Engineering, System Engineering, Software or Firmware Engineering, or Safety Engineering experience in Aerospace, Automotive or Medical Device. Experience with risk assessment concepts, such as those included in  MIL-STD 882E / DO-178  Qualifications We Prefer  Active/Existing DoD clearance Experience developing and implementing MIL-STD-882E System Safety Program tasks and analyses, involving management (task series 100), analysis (task series 200), evaluation (task series 300), and verification (task series 400).  This includes hardware and software safety related tasks.   Experience with DoD System Safety Programs e.g. MIL-STD-882 / DO-178  Experience with system and software safety implementation in Agile Development environment  Experience with Earned Value Management Systems (EVMS) and Proposal Development  Experience interfacing with Human Systems Integration showcasing execution of Human Factors Engineering tasking involving MIL-STD-1472.   Experience interfacing with other engineering functions: Systems Engineering, Software or Firmware Engineering, Electrical Engineering, Mechanical Engineering. Experience with Engineering Change Proposals, Engineering Review Boards, System Safety Working Groups   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. This position is eligible for relocation assistance Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as: 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