Senior Systems Security Engineer – Anti-Tamper/Program Protection - P3 (Onsite-McKinney, TX)

Date Posted: 2026-07-24 | 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 Senior Systems Security Engineer – Anti-Tamper/Program Protection (P3) to join our elite Systems Security Engineering (SSE) team within the Systems Engineering and Test Capabilities Directorate. This role is critical to safeguarding our Warfighters' technological advantages through the creation and integration of holistic security solutions, including Anti-Tamper, Cyber Security, Software Assurance, and Supply Chain Risk Management.

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

Requirements

• Bachelor’s Degree in Science, Technology, Engineering, or Mathematics (STEM)
• 5 years of prior relevant experience
• U.S. citizenship (required for security clearance eligibility)
• Active and transferable U.S. government-issued security clearance (Secret or higher)
• 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

Preferred Qualifications

• 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, and vision insurance
• Life insurance and short/long-term disability coverage
• 401(k) match
• Flexible spending accounts
• Flexible work schedules
• Employee assistance program
• Employee Scholar Program (tuition assistance)
• Parental leave
• Paid time off and holidays
• Annual short-term and/or long-term incentive compensation programs (performance-based)
• Relocation assistance available

Pay

The salary range for this role is $86,800 – $165,200 USD. The range provided is a good-faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including role, function, responsibilities, work experience, location, education/training, and key skills.