Senior Principal System Security Engineer (Program (Anti-Tamper/Program Protection) P5 (Onsite)

Company: Raytheon
Location: Austin
Posted on: January 29, 2026

Job Description:

Date Posted: 2026-01-22 Country: United States of America Location: US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET 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 Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring 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. Our team solves tough, meaningful problems that create a safer, more secure world. Raytheon is seeking a Senior Principal Systems Security Engineer (Anti-Tamper/Program Protection) – P5 to join our elite Systems Security Engineering (SSE) team for the Systems Directorate in developing solutions to protect the Warfighter’s technology advantage. Systems Security Engineering creates holistic security solutions leveraging Cybersecurity, Software Assurance, and Supply Chain Risk Management to support Program Protection on embedded weapons systems. Join our highly visible team and perform technically challenging assignments, which will directly contribute to protecting our nation and our Warfighters. The individual will work with the program and customer in the development of the system, providing strategic input and planning for the system, applications, architecture, and design in a dynamic, agile development environment. This is an onsite position at Raytheon. What You Will Do Support implementation of SSE solutions into RTX products Interact with the customer to define SSE requirements, solutions, trades, costs, implementation, system impacts, and effectiveness Support developing plans and estimates, task execution, project tracking, reporting, and risk identification and mitigation plans Plan and guide SSE implementations in customer systems Consult and assist program line management with SSE architectures and issues Attack threat modeling / Critical Program Information Assessments Develop top-level system requirements, and flowing down requirements and implementation concepts to subsystem Validate secure configuration of routers, switches, firewalls, servers, operating systems, applications, and other assets, using DoD approved scanning and assessment tools such as ACAS, STIG, SCAP Compliance Checker, and HBSS Performing Task Lead duties (e.g., task planning, product owner, scrum master) Ensure compliance with National Institute of Standards and Technology (NIST) Risk Management Framework (RMF) controls Support the development of bids and proposals Understanding, and compliance with, DoD technology release and export licensing policies Qualifications You Must Have Typically requires a Bachelor’s Degree in Science, Technology, Engineering or Mathematics (STEM) and 10 years of prior relevant experience Active and transferable U.S. government issued Secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Experience in technical leadership Experience in the field of System Security Engineering, computer technology reverse engineering, anti-tamper, cybersecurity, or embedded security Experience 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 Experience generating security (cyber, anti-tamper and/or program protection) requirements, design and architecture artifacts, plans, and/or policies Qualifications We Prefer DoD Top Secret clearance with current SSBI within last 5 years desired Experience in design, development and fielding of SSE systems Software, Firmware, & Microelectronics Engineering, Cryptography and FPGA design Attack threat modeling / Critical Program Information Assessments Experience in the implementation and business growth of SSE implementation throughout the entire life cycle Experience in solutions meeting robust SSE systems security requirements Cyber Certifications in accordance with DoDD 8570/DoDD 8140 such as CISSP, GSLC, CEH Program management experience with SSE Broad understanding of technology and working knowledge of DODI-S-5230.28 Aircraft/weapons integration experience Strategic planning and proposal writing skills Candidate must exhibit an exceptional degree of ingenuity, creativity, and resourcefulness Excellent interpersonal skills with the ability to interact positively with coworkers, suppliers, stakeholders, and customers in a team environment Experience contributing to a team environment for the purpose of developing creative solutions to technical problems 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, Accountability, Collaboration, and Innovation Relocation Eligible – Relocation assistance is available As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 132,400 USD - 251,600 USD. The salary 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.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, 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. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. Privacy Policy and Terms: Click on this link to read the Policy and Terms

Keywords: Raytheon, Killeen , Senior Principal System Security Engineer (Program (Anti-Tamper/Program Protection) P5 (Onsite), IT / Software / Systems , Austin, Texas