{"id":3189317,"url":"https://alion.io/job/shield-ai-senior-engineer-cybersecurity-r6438","title":"Senior Engineer, Cybersecurity (R6438)","company":{"id":50,"name":"Shield AI","domain":"shield.ai","url":"https://alion.io/company/shield-ai","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"B","score":73,"open_postings":83,"ghost_share":0,"stale_share":0.867,"repost_share":0,"time_to_fill_p50_days":65,"computed_at":"2026-10-28T05:59:10Z"}},"role":"Security","role_family":"Security","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Seattle, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":142000,"max":213000,"currency":"USD","period":"year","gross":null,"usd_annual":213000},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Defense in Depth","optional":false},{"name":"Threat Modeling","optional":false}],"status":"live","first_seen_at":"2026-10-24T00:50:08Z","employer_posted_date":"2026-10-24","last_verified_at":"2026-10-28T06:04:29Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"We are seeking a Senior Cybersecurity Engineer to lead cybersecurity activities for an airborne aerospace and defense platform. This role will integrate cybersecurity across avionics, mission systems, aircraft networks, communications, embedded software, and ground-support systems.\nWhat You'll Do\nDevelop the platform’s cybersecurity architecture, requirements, and protection strategy.\nPerform threat modeling, vulnerability assessments, attack-surface analysis, and cyber risk assessments.\nDefine protections for secure boot, authentication, access control, encryption, key management, software updates, and data communications.\nApply defense-in-depth across aircraft systems, networks, radios, data links, and external interfaces.\nLead DoD Risk Management Framework activities and develop required authorization evidence.\nEvaluate hardware, software, firmware, and supplier designs for cybersecurity risks.\nDevelop cybersecurity verification plans and support vulnerability scanning, penetration testing, and cyber-resiliency testing.\nCoordinate risk mitigation and corrective actions with engineering teams, suppliers, customers, and program leadership.\nEnsure cybersecurity solutions support aircraft safety, availability, and mission effectiveness.\nWhat You'll Bring\nRequired Qualifications\nBachelor’s degree in cybersecurity, computer engineering, electrical engineering, software engineering, systems engineering, or a related field.\nTypically requires a minimum of 5 years of related experience with a Bachelor’s degree.\nExperience with aircraft, aerospace, defense, or other mission-critical embedded systems.\nKnowledge of avionics, mission systems, platform networks, communications, or data links.\nExperience with threat modeling, secure system architecture, vulnerability analysis, and security testing.\nFamiliarity with DoD RMF, NIST security guidance, cryptography, and key management.\nStrong technical leadership, writing, and customer communication skills.\nAbility to obtain and maintain the required security clearance.\nPreferred Qualifications\nCybersecurity experience on military aircraft, unmanned aircraft, or airborne mission systems.\nFamiliarity with NIST SP 800-53, NIST SP 800-160, DO-326A, DO-355, and DO-356A.\nExperience with anti-tamper, program protection, supply-chain risk management, or cross-domain solutions.\nExperience supporting cyber testing, penetration testing, or adversarial assessments.\nRelevant certification such as CISSP, Security+, CEH, or GIAC.\nActive U.S. security clearance.","description_format":"text","description_chars":2525,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Cybersecurity","Information Security","Defense Manufacturing","Drone 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