Principal Systems Cyber Engineer - P4; Onsite-Fullerton, CA

Principal System Security Engineer (P4)

Raytheon is seeking a well‑qualified Principal System Security Engineer (P4) to join our Systems Security Engineering (SSE) team in Fullerton, CA. This onsite position focuses on developing holistic security solutions for embedded weapons systems, leveraging cyber security, software assurance, and supply chain risk management.

Fullerton, CA;
Raytheon office – 1801 West Hughes Drive, Building 675, 92834 USA.

Secret – Current. U.S. citizenship required for a security clearance.

• Lead the SSE team under the radar software maintenance contract.
• Interact with the customer to define SSE requirements, solutions, trades, costs, implementation, system impacts and effectiveness.
• Develop plans and estimates, task execution, project tracking, reporting and risk identification and mitigation plans.
• Lead the development of Risk Management Framework (RMF) documents for Authority to Operate (ATO) accreditation.
• Ensure compliance with NIST RMF security controls and NSA security requirements for radar.
• Consult and assist program management with SSE architecture and issues.
• Support the development of bids and proposals.

• Bachelor’s Degree in STEM and 8+ years of relevant experience.
• Active U.S. government‑issued DoD Secret clearance required before start date.
• Experience in using and configuring Red Hat Enterprise Linux operating systems.
• Experience developing BASH, Python or Power Shell scripts.

• Hands‑on experience with Windows, Cisco operating systems, system hardening, kernel tuning and internals.
• Experience in systems engineering (requirements definition, test analysis, NIST RMF).
• Strong interpersonal skills and teamwork.
• Team leadership or management experience.
• Knowledge of earned value management and cost accounting.
• Proposal writing experience and ability to articulate security solutions.
• Certifications such as CISSP, GSLC, CEH.
• Security testing and vulnerability scanning experience (Nessus, STIG, etc.).
• Scrum leadership and Jira usage.

• Values:
  Trust, Respect, Accountability, Collaboration, Innovation.
• Relocation assistance.

US $112,000 – 224,000 per year (plus incentive compensation). Salary is competitive and reflects experience and role.

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. 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.