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

Date Posted:

2026-07-24

Country:

United States of America

Location:

US-TX-MCKINNEY-513WC ~ 2501 W University Dr ~ WING C BLDG

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:

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 – 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. Join us in developing solutions that protect our nation and directly contribute to delivering for all those who defend all of us. This is an onsite position at Raytheon in McKinney, Texas.

What You Will Do

• 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

Qualifications You Must Have

• Typically requires a Bachelor’s Degree in Science, Technology, Engineering or Mathematics (STEM) and 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 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

What We Offer 

• Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Acco