Principal Systems Security Engineer – Anti-Tamper/Program Protection - P4 (Onsite-McKinney, TX)

Date Posted: 2026-07-23 | Location: McKinney, TX (onsite) | U.S. citizenship and an active, transferable U.S. government-issued Secret security clearance are required on day one.

About the role

Raytheon is seeking a Principal Systems Security Engineer – Anti-Tamper/Program Protection to join the Systems Security Engineering (SSE) team within the Systems Engineering and Test Capabilities Directorate. This role is critical to safeguarding Warfighters' technological advantages through the creation and integration of holistic security solutions, including Anti-Tamper, Cyber Security, Software Assurance, and Supply Chain Risk Management. You will develop solutions that protect our nation and directly contribute to delivering for those who defend all of us.

Responsibilities

• Support the implementation of Systems Security Engineering (SSE) solutions in Raytheon products.
• Interact with customers to define SSE requirements, solutions, trades, costs, and implementation strategies.
• Develop plans, estimates, task execution schedules, and risk mitigation strategies.
• Guide SSE implementations and architectures for customer systems.
• Conduct attack threat modeling and Critical Program Information (CPI) assessments.
• Develop top-level system requirements and flow those into subsystem implementation concepts.
• Ensure compliance with DoD technology release and export licensing policies.
• Consult and assist program management with SSE architecture and issues.
• Consult and assist program line management with SSE architectures and issues.

Requirements

• Bachelor’s Degree in Science, Technology, Engineering, or Mathematics (STEM) and 8 years of prior relevant experience.
• Experience in System Security Engineering, Anti-Tamper, Cybersecurity, or Embedded System Security.
• Experience in designing, implementing, testing, and fielding real-time embedded security solutions for DoD programs.
• Experience generating systems requirements, design and architecture artifacts, plans, and/or policies.

Qualifications We Prefer

• Active and transferable U.S. government-issued DoD Secret security clearance.
• Advanced Degree in Electrical Engineering, Systems Engineering, Mechanical Engineering, Computer Science, or related fields.
• Experience in developing Anti-Tamper, Cyber Security, and/or Program Protection requirements, architectures, and plans.
• Familiarity with software, firmware, microelectronics engineering, cryptography, and FPGA design.
• Expertise in attack threat modeling and Critical Program Information (CPI) assessments.
• Cybersecurity certifications such as CISSP, GSLC, or CEH in accordance with DoDD 8570/8140.
• Working knowledge of DoD directives such as DODI-S-5230.28.
• Experience in aircraft/weapons system integration.
• Exceptional creativity, problem-solving abilities, and strong interpersonal skills.

Benefits

• Medical, dental, vision, life insurance, short-term disability, and 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.
• Annual short-term and/or long-term incentive compensation programs (dependent on role level and collective-bargaining agreements).

Relocation assistance is available.

Pay

The salary range for this role is 107,500 USD - 204,500 USD. The 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.