{"id":1627279,"url":"https://alion.io/job/spacenexus-senior-it-security-engineer-space","title":"Senior IT Security Engineer, Space","company":{"id":2086894,"name":"SpaceNexus","domain":"spacenexus.us","url":"https://alion.io/company/spacenexus","size_band":"1-10","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":{"grade":"A","score":100,"open_postings":4,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":13,"computed_at":"2026-10-17T05:46:00Z"}},"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":["Costa Mesa, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":166000,"max":220000,"currency":"USD","period":"year","gross":null,"usd_annual":220000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"Active Directory","optional":false},{"name":"Ansible","optional":false},{"name":"Bash","optional":false},{"name":"Computer Vision","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Linux","optional":false},{"name":"PowerShell","optional":false},{"name":"Python","optional":false},{"name":"Sensor Fusion","optional":false},{"name":"VMWare","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false}],"status":"live","first_seen_at":"2026-09-23T04:20:03Z","employer_posted_date":"2026-09-23","last_verified_at":"2026-10-18T19:53:59Z","board_verified":true,"closed_at":null,"days_open":25,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":25},"description":"Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century’s most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril’s family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and control center. As the world enters an era of strategic competition, Anduril is committed to bringing cutting-edge autonomy, AI, computer vision, sensor fusion, and networking technology to the military in months, not years.\nABOUT THE TEAM\nAnduril's Space team is dedicated to expanding our AI-powered capabilities into the final frontier, enhancing Space Domain Awareness, Space Control, and Command and Control for U.S. military and allied partners. We're developing fully integrated hardware and software systems, including Lattice for Space Missions and modular payloads, to address growing threats in space and ensure our Guardians maintain a decisive advantage in this contested warfighting domain.\nABOUT THE JOB\nWe are seeking a Senior IT Security Engineer to architect, build, and own classified infrastructure for Anduril's Space team from the ground up. This is a foundational role - you won't be inheriting an existing environment, you'll be designing and standing up the systems, standards, and processes that the team will rely on as it scales. That means making decisions about architecture, tooling, and automation frameworks, then implementing and hardening them to full compliance. You'll work at the intersection of security, infrastructure, and engineering to ensure our classified environments are built right from day one and remain resilient, compliant, and mission-ready.\nWHAT YOU'LL DO\nDesign and build classified infrastructure from scratch, including server environments, virtual platforms, networking, and enterprise services - establishing the architecture and hardened baselines the Space team will operate on\nDefine and implement STIG compliance strategies across Windows, RHEL, and VMware, using SCAP, SCC, and manual validation; stand up repeatable processes for ongoing compliance scanning and remediation\nArchitect and deploy virtual infrastructure (primarily VMware vSphere, and potentially vSAN and Horizon/VDI), making foundational decisions on topology, resource allocation, and scalability\nBuild out enterprise services from the ground up, including Active Directory, DNS, DHCP, WSUS/patch repositories, and repository servers\nDevelop automation frameworks using Ansible, scripting (PowerShell, Bash, Python), and infrastructure-as-code practices to ensure environments are reproducible, consistent, and minimally dependent on manual intervention\nEstablish monitoring, alerting, and incident response processes for system health, performance, and security posture\nLead vulnerability remediation efforts, driving technical implementation for CAT I/II/III findings and partnering with ISSO/ISSM stakeholders to meet required timelines\nDesign and implement backup and disaster recovery strategies, defining RPO/RTO targets and validating them through regular testing\nGuide environments through the ATO process, producing documentation, compliance evidence, and technical demonstrations for security assessments\nCreate comprehensive runbooks, architecture documentation, and knowledge transfer materials to enable the team to scale beyond a single point of ownership\nREQUIRED QUALIFICATIONS\n7+ years administering and hardening Windows Server and Linux (RHEL) in classified or regulated environments\nDemonstrated experience building infrastructure from scratch, not just maintaining existing environments\nDeep knowledge of STIG application and validation using SCAP/SCC tools, with the ability to design compliance programs, not just execute checklists\nStrong VMware vSphere experience, including architecture decisions, provisioning, and patching\nExperience standing up and managing Active Directory, DNS, DHCP, and enterprise patch management in new environments\nAdvanced scripting and automation skills (PowerShell, Bash, or Python) with hands-on Ansible experience\nEligible to obtain and maintain an active U.S. Secret security clearance\nPREFERRED QUALIFICATIONS\nExperience architecting VMware vSAN and Horizon/VDI environments\nFamiliarity with engineering applications such as Siemens NX, Teamcenter, or other CAD/CAM/CAE software\nTrack record of leading environments through the full ATO lifecycle\nExperience mentoring junior administrators or leading small infrastructure teams\nRelevant certifications such as CompTIA Security+, RHCSA, RHCE, VCP, or CISSP\nUS Salary Range\n$166,000 - $220,000 USD\nThe salary range for this role is an estimate based on a wide range of compensation factors, inclusive of base salary only. Actual salary offer may vary based on (but not limited to) work experience, education and/or training, critical skills, and/or business considerations. Highly competitive equity grants are included in the majority of full time offers; and are considered part of Anduril's total compensation package. Additionally, Anduril offers top-tier benefits for full-time employees, including:\nBenefits\nAt Anduril, we invest in our people. Our comprehensive, competitive benefits package (available at little to no cost to employees) ensures you’re supported in health, recovery, and whatever comes next. For more information, Explore Our Benefits .\nProtecting Yourself from Recruitment Scams\nAnduril is committed to maintaining the integrity of our Talent acquisition process and the security of our candidates. We've observed a rise in sophisticated phishing and fraudulent schemes where individuals impersonate Anduril representatives, luring job seekers with false interviews or job offers. These scammers often attempt to extract payment or sensitive personal information.\nTo ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind:\nNo Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process. Our legitimate recruitment is entirely free for candidates.\nPlease always verify communications:\nDirect from Anduril: If you receive an email from one of our recruiters, it will only come from an @anduril.com address.\nVia Agency Partner: If contacted by a recruiting agency for an Anduril role, their email will clearly identify their agency. If you suspect any suspicious activity, please verify the agency's authenticity by reaching out to  .\nExercise Caution with Unsolicited Outreach: If you receive any communication that appears suspicious, contains grammatical errors, or makes unusual requests, do not engage. Always confirm the sender's email domain is @anduril.com before providing any personal information or clicking on links.\nWhat to Do If You Suspect Fraud: Should you encounter any questionable or fraudulent outreach claiming to be from Anduril, please report it immediately to  . Your proactive caution is invaluable in protecting your personal information and upholding the security and trustworthiness of our recruitment efforts.\nData Privacy\nTo view Anduril's candidate data privacy policy, please visit https://anduril.com/applicant-privacy-notice/ .\nBy submitting your application, you consent to Anduril Industries using a third-party service provider to conduct pre-employment risk, integrity, and due diligence screening and assessing potential risks as part of your application process. This third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources. This third-party service provider does not act as a consumer reporting agency. 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