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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Spacecraft Avionics Security Engineer - Millennium Space - **Company:** Boeing Company - **Location:** El Segundo, CA, United States - **Experience:** Expert - **Salary:** $146,200.0 - $215,000.0 - **Contract:** Contract - **Skills:** Wireless LAN, Systems Engineering, Cyber Security, Linux on Embedded Systems, Internet Protocol Security (IP SEC), IPv6, Virtual Private Networks (VPN), Multi-protocol Systems, Information Systems Security Architecture Professional, Local Area Networks, Requirements Management, Virtual Local Area Networks, Wide Area Networks, Computer Networking Systems, Software Security, Information Technology, U-Boot - **Published:** September 19, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9179153/senior-spacecraft-avionics-security-engineer-millennium-space ## About the Role * Bachelor of Science degree in Engineering (with a focus in Electrical, Mechanical or Aeronautical), Computer Science, Data Science, Mathematics, Physics, Chemistry or non-US equivalent qualifications directly related to the work statement * 5+ years experience working spacecraft/product security * Technical understanding of SV avionics architectures * Technical understanding of SV flight software architectures to include embedded Linux * Technical understanding of product cybersecurity features to include root of trust, secure boot, etc. * Familiarity with DoD Risk Management Framework (RMF) * This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. A final U.S. Security Clearance Post-Start is required, * Experience working with cryptography and Anti-Tamper design knowledge * Experience working with TEMPEST designs * Methodical design, testing, and troubleshooting capabilities * Must be versatile and able to perform and manage multiple tasks concurrently * Outstanding communication and presentation skills * Experience with DoD RMF controls implementation * 10+ years experience working spacecraft/product security * TS/SCI clearance Conflict of Interest: Successful candidates for this job must satisfy the Company's Conflict of Interest (COI) assessment process., This position must meet U.S. export control compliance requirements. To meet U.S. export control compliance requirements, a "U.S. Person" as defined by 22 C.F.R. §120.62 is required. "U.S. Person" includes U.S. Citizen, U.S. National, lawful permanent resident, refugee, or asylee., Bachelor's Degree or Equivalent Required, This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. An interim and/or final U.S. Secret Clearance Post-Start is required. ## Description The Senior Spacecraft Avionics Security Engineer is the technical authority for all space vehicle and avionics product -level security of Millennium's space systems. You will design, implement, and sustain cryptographic subsystems, red/black separation, and end-to-end security architectures that protect hardware, software, data, and communications throughout the entire vehicle lifecycle and drive security requirements, processes, and verification at the product and mission level. This position's internal job code is EE Sys Design Engineer. Our team is currently hiring for Levels 4-5. Position Responsibilities: * Mission and Product-Level Security Management * Define vehicle-wide security architecture, select and integrate space-qualified crypto devices, implement secure boot, key storage, and red/black isolation * Develop and maintain system security requirements, verification plans, and certification artifacts (DoD RMF, customer security clauses) * Develop threat assessment models and tailored approaches to counter them * Support product-level security requirements definition, implementation, verification, and validation across the full lifecycle * Work with software, hardware, and systems engineering teams to develop new processes and procedures for enhanced cybersecurity implementations at both the product and system level * Networking Systems Engineering * Lead design, requirements management, and integration of space-vehicle and constellation-level networks (on-board LANs, inter-satellite mesh, space-to-ground links) * Define and maintain CONOPS, ICDs, and requirements for routing, virtualization, VPN tunneling, VLAN segmentation, and QoS across heterogeneous RF/optical links. * Apply enterprise networking principles (WAN/LAN/WLAN, IPv6, MPLS, IPsec) to distributed space systems while preserving red/black separation * Direct integration and verification activities that validate networking implementations * Stakeholder & Business Development Support * Lead customer interactions on product and system level cybersecurity for space systems * Develop presentation content and brief customers on Millennium product security approaches * Assist the business-development team in crafting compliant proposals that meet customer cybersecurity and networking requirements * Supplier & Government Coordination * Define security and networking requirements for component/subsystem suppliers; review supplier deliverables; liaise with government agencies, customers, and industry groups to influence standards and risk-acceptance processes * Other duties as assigned ## Related Videos - [IoT: The road to sustainability](https://www.wearedevelopers.com/videos/557-iot-the-road-to-sustainability) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Cybersecurity for Software Defined Vehicles](https://www.wearedevelopers.com/videos/725-cybersecurity-for-software-defined-vehicles) - [Crew Management System for Airlines: Plan duties for pilots & flight attendants worldwide](https://www.wearedevelopers.com/videos/1444-crew-management-system-for-airlines-plan-duties-for-pilots-flight-attendants-worldwide) ## Related Articles - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking)