Date Posted:2025-10-13Country:United States of AmericaLocation:CA550: Fullerton, CA Bldg 675 1801 West Hughes Drive Building 675, Fullerton, CA, 92834 USAPosition Role Type:OnsiteU.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: Secret - CurrentAt 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 well-qualified Principal System Security Engineer (P4) to join our Systems Security Engineering (SSE) team in developing solutions to protect the Warfighter’s technology advantage. Systems Security Engineering creates holistic security solutions leveraging Cyber Security, Software Assurance and Supply Chain Risk Management to support Program Protection Implementation 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. This is an onsite position at Raytheon in Fullerton, CA.What You Will Do<ul><li>Lead the SSE team under the radar software maintenance contract</li><li>Interact with the customer to define SSE requirements, solutions, trades, costs, implementation, system impacts, and effectiveness</li><li>Develop plans and estimates, task execution, project tracking, reporting, and risk identification and mitigation plans</li><li>Lead the development of Risk Management Framework (RMF) documents for Authority to Operate (ATO) accreditation</li><li>Ensure compliance with National Institute of Standards and Technology (NIST) RMF security controls and National Security Agency (NSA) security requirements for radar</li><li>Consult and assist program management with SSE architecture and issues</li><li>Support the development of bids and proposals</li></ul>Qualifications You Must Have<ul><li>Typically requires a Bachelor’s degree in Science, Technology, Engineering or Mathematics (STEM) and 8 years of prior relevant experience</li><li>Active and transferable U.S. government issued DoD 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</li><li>Experience in using Red Hat Linux, Windows, Cisco operating systems including hardening, scripting, and system internals to include BASH, Python, and/or Powershell scripting</li><li>Experience in systems engineering, including any of the following: System Requirements definition and analysis, System Test and Analysis, Systems Engineering Studies, NIST Risk Management Framework (RMF)</li></ul>Qualifications We Prefer<ul><li>Excellent interpersonal skills with the ability to interact positively with coworkers, suppliers, stakeholders, and customers in a team environment</li><li>Managerial or team lead experience</li><li>Candidate must exhibit an exceptional degree of ingenuity, creativity, and resourcefulness</li><li>Experience with earned value management and cost account management</li><li>Strong proposal writing experience, with the ability to articulate security solutions in proposals and Request for Proposal (RFP) responses</li><li>Cyber Certifications in accordance with DoDD 8570/DoDD 8140 such as CISSP, GSLC, CEH</li><li>Ability to perform security testing and validation, including automated vulnerability scanning such as Nessus, STIG, Evaluate STIG, and/or RADIX</li><li>Experience with leading scrum teams and using Jira</li></ul>What We Offer <ul><li>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 </li><li>Relocation Eligible – Relocation assistance is available </li></ul>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 112,000 USD - 224,000 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 <a target="_blank" href="http://www.rtx.com/privacy/Job-Applicant-Privacy-Notice">link</a> to read the Policy and Terms