Senior Systems Security Engineer - P3 (Onsite-El Segundo, CA)

2026-10-08

United States of America

US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01

Onsite

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​

• Typically requires a Bachelor’s Degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience
• 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
• Experience with design/development/implementation in at least one of the following areas: Anti-Tamper (HW, SW, Systems), Cybersecurity, Software Assurance
• A minimum of 3 years of progressive technical (hands-on) experience related to Systems/Software Engineering architecture, requirements, determination, development, and implementation
• Experience in designing, implementing, testing and fielding real-time embedded security-oriented solutions on Department of Defense (DoD) programs with secure systems technologies, methodologies, policies and guidelines

• A Degree in Electrical Engineering, Systems Engineering, Mechanical Engineering, Engineering Mechanics, Computer Science or Engineering Science
• Knowledge in generating systems requirements, design and architecture artifacts, plans and/or policies
• Knowledge in Software, Firmware, & Microelectronics Engineering, Cryptography and FPGA design
• Broad understanding of technology and working knowledge of DODI-S-5230.28
• Experience in Model Based Systems Engineering Tools such as CAMEO
• Candidate must exhibit ingenuity, creativity and resourcefulness
• Experience contributing in a team environment for the purpose of developing creative solutions to technical problems

DoD Clearance: Secret

Active and existing security clearance required on 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.

Raytheon is seeking a Senior Systems Security Engineer (SSE) - P3 to join the SSE Sensors, Space, & Air department. The team member will apply their technical knowledge and expertise in the fields of Anti-Tamper and embedded Cybersecurity to ensure secure products are delivered to the end-user. The SSE will be responsible for individual and team leadership contributions to execute program deliverables and milestones, including communications and briefings with internal stakeholders, leadership, and external customers. The candidate will follow the Raytheon Systems Engineering processes to develop, design, integrate, test, and evaluate security solutions within embedded systems. Must be able to work independently and be a motivated self-starter. The individual must work in classified areas, with up to 25% travel required. This is an onsite position at Raytheon in El Segundo, CA.

• →Perform Critical Program Information (CPI) analysis
• →Perform SSE requirements generation, derivation, decomposition, and analysis
• →Perform and document SSE trade-studies and provide path forward recommendations
• →Generate systems engineering modeling and artifacts, including functional block, sequence, and activity diagrams
• →Develop the program Anti-Tamper Plan
• →Develop and execute Verification and Validation (V&V) Plans and Procedures
• →Present in internal and external customer reviews and program milestones
• →Report tasking status and communications with program and functional leadership
• →Travel up to 25% as necessary

• →Raytheon Anti-Tamper Learning program
• →Raytheon Cybersecurity Bootcamp

Click on this link to read the Policy and Terms