{"id":9769,"url":"https://alion.io/job/true-anomaly-mission-security-engineer-iii","title":"Mission Security Engineer III","company":{"id":3381,"name":"True Anomaly","domain":"trueanomaly.space","url":"https://alion.io/company/true-anomaly","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"A","score":92,"open_postings":168,"ghost_share":0.054,"stale_share":0,"repost_share":0.006,"time_to_fill_p50_days":101,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Security","role_family":"Security","seniority":"middle","employment_type":"contractor","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Denver, United States","Long Beach, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":120000,"max":170000,"currency":"USD","period":"year","gross":null,"usd_annual":170000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon EKS","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"Azure AKS","optional":false},{"name":"CI/CD","optional":false},{"name":"Kubernetes","optional":false},{"name":"Linux","optional":false},{"name":"NIST 800-53","optional":false},{"name":"SIEM","optional":false},{"name":"Windows","optional":false},{"name":"Zero Trust","optional":false},{"name":"FedRAMP","optional":true}],"status":"live","first_seen_at":"2026-06-01T16:24:01Z","employer_posted_date":"2026-10-09","last_verified_at":"2026-10-17T19:24:57Z","board_verified":true,"closed_at":null,"days_open":138,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":137},"description":"Space is a warfighting domain. True Anomaly seeks those with the talent and ambition to build the technology that secures it.\nOUR MISSION\nTrue Anomaly delivers decisive capabilities for space superiority. We build autonomous spacecraft, advanced payloads, mission software, and space-based interceptors - enabling the U.S. and its Allies to secure the space environment and counter threats from the ultimate high ground.\nOUR VALUES\nBe the offset. We create asymmetric advantages with creativity and ingenuity.\nWhat would it take? We challenge assumptions to deliver ambitious results.\nIt’s the people. Our team is our competitive advantage and we are better together.\nBENEFITS & PERKS*\nBest-in-class healthcare: 100% company-paid medical, dental, and vision coverage for you and your dependents, with HSA/HRA options\n Generous time off: Flexible Time Off (FTO) for exempt employees, accrued PTO of up to 25 days for non-exempt employees, plus 12 paid holidays; Parental Leave; Sick Leave\nFuel for your day: Daily catered lunch and unlimited snacks for in-office employees\n And more: 401(k) retirement plan, fitness reimbursement, and Dog Fridays\n Equity participation: Equity is included as part of our total compensation package, giving you an opportunity to share in the company’s success.\n*Do not apply to fixed term and temporary roles\nYOUR MISSION\nAs a Mission Security Engineer III, you will be a critical technical expert securing national security space systems, classified ground-based Command and Control (C2) infrastructure, and space vehicle hardware and software.\nThis is a hands-on role that blends deep technical Information Technology (IT) expertise with cybersecurity and compliance acumen. We are looking for candidates with deep expertise in at least one of the following disciplines:\nCybersecurity compliance (NIST 800-53 controls implementation and validation)\nDevSecOps\nSoftware Development\nOperating systems & hosting (Windows / Linux)\nCloud infrastructure deployment (AWS/Azure)\nContainerization infrastructure, Kubernetes, EKS, AKS\nBoundary protection\nEndpoint Detection and Response / Extended Detection and Response (EDR/XDR)\nSecurity Information and Event Management / Security Operations Center (SIEM/SOC) deployment\nYou will work as part of a highly capable, cross-functional team to design, deploy, measure, and document classified systems from the ground up - navigating dynamic, cross-program priorities that change daily. You will be responsible for ensuring our systems meet the most rigorous federal security standards while accelerating delivery of critical warfighting capabilities to Department of War and Intelligence Community customers.\nThis is an ideal role for a security-focused technologist with deep IT or cybersecurity technical skills who is eager to take novel, innovative approaches to cybersecurity and compliance. If you're energized by the challenges of securing mission-critical systems that protect lives and national interests, join our team.\nResponsibilities\nImplement end-to-end security controls for ground-based C2 systems, spacecraft hardware and software platforms, spanning firmware, embedded systems, cloud-native applications, and operational technology\nEnsure security architectures enable effective monitoring, logging, and incident response without compromising operational tempo\nImplement security controls and zero trust architecture throughout the product development lifecycle, minimizing RMF findings through strong upfront engineering\nImplement and validate DISA STIG requirements at the OS, container, platform, and application layers within products as they are developed\nIntegrate RMF controls into CI/CD pipelines through DevSecOps practices including Infrastructure as Code (IaC), automated security scanning, and continuous monitoring tooling\nIdentify and remediate findings from STIGs, vulnerability scans, penetration testing, and SCA activities to maintain ATO posture\nSupport all RMF Steps 1-6, with emphasis on control implementation, assessment preparation, and remediation for DoD and IC programs\nEnsure compliance with NIST 800-53, CNSSI 1253, ICD 503, JSIG, and other applicable frameworks for National Security Systems (NSS) handling classified information up to TS/SCI\nSupport cloud Provisional Authorization (PA) and inherited control models across classified cloud environments (e.g., Impact Level (IL)-6 Cloud Service Providers (CSPs))\nContribute technically to security artifacts including SSPs, SAPs, SARs, and POA&Ms\nServe as a credible technical voice with government ISSOs, ISSEs, and third-party assessors during ATO and reauthorization activities\nRequired Qualifications\n3-5 years of combined experience in a technical IT field, security engineering, DevSecOps, and/or software development\nActive Top Secret clearance with SCI eligibility required\nDoD 8140 IAT Level II certification (Security+, CySA+, or equivalent) required\nExperience implementing or utilizing NSA Type 1 cryptographic solutions in operational systems\nExperience with RMF processes and achieving ATOs for complex systems\nWorking knowledge of NIST SP 800-53 security controls and how they map to technical implementation\nHands-on experience implementing STIGs at the OS, container, platform, and application level\nFamiliarity with space system architectures including satellite operations, ground segments, and TT&C systems\nBachelor's degree in Computer Science, Cybersecurity, Engineering, or related field (or equivalent experience)\nPreferred Qualifications\nActive TS/SCI clearance with polygraph\nDirect experience securing C2 systems, space systems, or other DoD mission systems\nExperience supporting DoD or IC customers through ATO, re-ATO, or continuous authorization\nDirect experience within IL-5 or IL-6 impact level cloud environments\nKnowledge of cloud security control inheritance and shared responsibility models within DoD IL-5 or IL-6 environments\nFamiliarity with Cross Domain Solutions (CDS), data guards, or other information flow control technologies\nExperience with FedRAMP High, CMMC, or DoD IL-5/IL-6 authorizations\nExperience integrating security tooling (e.g., SIEMs, vulnerability scanners, audit/logging systems) into development workflows\nUnderstanding of zero trust architectures and modern identity solutions applied to classified environments\nWork Environment\nThis role will be onsite in Denver, CO (preferred) or Long Beach, CA #LI-Onsite \nFast-paced, mission-critical environment supporting national security space operations\nRequires coordination across distributed teams including spacecraft engineers, ground operations, and government partners\nMay require participation in on-call rotation for security incident response and mission-critical system support\nHigh degree of autonomy and ownership as a trusted, cleared team member\nOccasional travel to government sites, launch facilities, or partner locations may be required\nWhat We Offer\nCompetitive salary commensurate with experience and clearance level\nOpportunity to drive security posture for cutting-edge space systems with national security impact\nProfessional development support including conferences, training, and security certifications\nCollaborative culture working alongside spacecraft engineers, mission operators, and experienced security professionals\nEquity + Benefits including Health, Dental, Vision, HRA/HSA options, PTO and paid holidays, 401K, Parental Leave\nCompensation\nColorado Base Salary: $120,000-$170,000\nCalifornia Base Salary: $125,000-$180,000 for Long Beach\nEquity + Benefits including Health, Dental, Vision, HRA/HSA options, PTO and paid holidays, 401K, Parental Leave\nYour actual level and base salary will be determined on a case-by-case basis and may vary based on the following considerations: job-related knowledge and skills, education, location, and experience.\nTo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.\nTo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.\nTrue Anomaly is committed to equal employment opportunity on any basis protected by applicable state and federal laws. If you have a disability or additional need that requires accommodation, please do not hesitate to let us know.\nTo protect candidates and our company from application fraud and impersonation, we use third-party tools to verify applicant identity and detect fraudulent applications. Learn more in our Privacy Notice.","description_format":"text","description_chars":8973,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["401k plan","Equity","Flexible time off","Parental leave","Professional development","Retirement plans"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Satellite Manufacturing","Space Services","Information Security","Space Defense"],"lifecycle":[{"event":"open","at":"2026-06-01T16:24:01Z"}],"visa":[],"liveness":{"score":27,"band":"fade","label":"Fading","p_open":1,"p_active":0.609,"p_room":0.44,"age_days":137,"expected_fill_days":101,"reasons":["conf:2","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-17T05:46:00Z"},"pay":{"stated_usd_annual":170000,"is_top_pay":true},"html_url":"https://alion.io/job/true-anomaly-mission-security-engineer-iii","json_url":"https://alion.io/job/true-anomaly-mission-security-engineer-iii.json","meta":{"generated_at":"2026-10-17T21:07:01Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":5523,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-18T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":3381},"rest":"https://alion.io/mcp/rest/get_company?id=3381"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ftrue-anomaly-mission-security-engineer-iii"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Ftrue-anomaly-mission-security-engineer-iii"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Ftrue-anomaly-mission-security-engineer-iii"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/true-anomaly-mission-security-engineer-iii\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ftrue-anomaly-mission-security-engineer-iii"}]}