{"id":3990689,"url":"https://alion.io/job/saic-senior-principal-cyber-engineer-2","title":"Senior Principal Cyber Engineer","company":{"id":58788,"name":"SAIC","domain":"saic.com","url":"https://alion.io/company/saic","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Oracle","truth_index":{"grade":"B","score":77,"open_postings":75,"ghost_share":0,"stale_share":0.92,"repost_share":0,"time_to_fill_p50_days":24,"computed_at":"2026-11-09T06:03:00Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"lead","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["San Diego, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false},{"name":"Linux","optional":false},{"name":"Nessus","optional":false},{"name":"NIST 800-53","optional":false},{"name":"PKI","optional":false},{"name":"SIEM","optional":false},{"name":"Splunk","optional":false},{"name":"Windows","optional":false},{"name":"Zero Trust","optional":false},{"name":"AWS","optional":true},{"name":"Azure","optional":true},{"name":"VPN","optional":true}],"status":"live","first_seen_at":"2026-11-09T17:53:57Z","employer_posted_date":"2026-11-09","last_verified_at":"2026-11-09T23:18:53Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"SAIC is seeking a highly experienced Senior Principal Cyber Engineer to provide technical leadership across cybersecurity engineering, systems security architecture, Zero Trust implementation, RMF compliance, infrastructure security, and enterprise cyber operations supporting U.S. Navy and Department of Defense customers.\nThe successful candidate will serve as a senior cybersecurity subject matter expert responsible for developing, implementing, and sustaining secure enterprise environments while supporting strategic cybersecurity initiatives, technical modernization efforts, and risk management activities.\n*THIS ROLE IS A HYBRID ROLE IN SAN DIEGO, CA. MUST BE LOCAL TO AREA. REQUIRES UP TO 20% OF TRAVEL*\nJOB DUTIES:\nLead cybersecurity engineering activities supporting enterprise networks, systems, applications, and cybersecurity infrastructure.\nDesign, implement, and maintain cybersecurity architectures aligned with RMF, NIST 800-53, Zero Trust, and DoD cybersecurity requirements.\nConduct cybersecurity assessments, vulnerability analyses, risk evaluations, and security control implementation activities.\nSupport accreditation and authorization activities including RMF packages, assessment artifacts, POA&M development, and security documentation.\nImplement and maintain security technologies including SIEMs, PKI infrastructures, identity management solutions, endpoint security tools, and vulnerability management platforms.\nDevelop cybersecurity policies, standards, implementation guidance, and technical recommendations.\nSupport deployment and maintenance of cybersecurity tools, monitoring capabilities, and enterprise security solutions.\nProvide technical leadership to engineering teams and advise government leadership on cybersecurity strategy and implementation.\n REQUIREMENTS:\nEducation and Experience:\nBachelor's degree in Cybersecurity, Information Assurance, Computer Science, Information Technology, Engineering, or related discipline and fourteen (14) years of related experience; or Master's degree and twelve (12) years of related experience.\nExperience supporting DoD, Navy, NIWC, Marine Corps, or federal cybersecurity programs.\nExperience implementing RMF, NIST 800-53 security controls, and cybersecurity compliance frameworks.\nExperience designing and implementing cybersecurity architectures, PKI solutions, identity management, and multifactor authentication capabilities.\nExperience conducting vulnerability assessments using ACAS, Nessus, Security Center, or similar tools.\nExperience implementing STIG compliance across Windows, Linux, virtualization, and network devices.\nExperience administering SIEM and monitoring solutions including Splunk and SYSLOG platforms.\nExperience supporting enterprise Windows environments, Active Directory, Group Policy, virtualization, and cloud technologies.\nExperience developing cybersecurity policies, standards, security documentation, and technical guidance.\nExperience supporting Zero Trust initiatives and enterprise cybersecurity modernization efforts\nClearance Requirements:\nMust be a U.S. Citizen.\nMust have an Active Secret Security Clearance to start.\nMust be able to obtain a TS/SCI after start\nDESIRED SKILLS:\nCISSP-ISSEP, CISSP-ISSMP, CCSP, Security+, or equivalent cybersecurity certifications.\nExperience supporting NAVWAR, NIWC Pacific, PMW organizations, or Navy enterprise cybersecurity initiatives.\nKnowledge of Federated Identity Services, DFIA architectures, and Zero Trust implementation strategies.\nExperience supporting Juniper, Cisco, firewalls, IDS/IPS, VPN, and enterprise network security technologies.\nExperience supporting 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