CareerPlan

System Security Engineer, Space

Costa Mesa, CA (OC-00)Full-time$183k–$243k2026-10-26 → 2026-11-10
Security clearance required

Core

Technical security authority for complex multi-segment space systems (spacecraft bus, payload, ground segment, RF/comms links), ensuring security architecture holds up against real threats and meets government customer requirements.

Role type

Senior Systems Security Engineer (Space Domain Awareness & Control)

Builds

Secure space systems including Lattice for Space Missions, modular payloads, and integrated hardware/software for Space Domain Awareness and Command and Control.

Domain

Defense / Aerospace / Space Systems

Required skills

Security architecture design for multi-segment systems, Threat modeling, Supply chain security, Secure boot and hardware root of trust, Encryption and key management, Security verification across integration levels, Government customer engagement, Engineering trade-off decision making

Preferred skills

CCNP or equivalent advanced networking credential, Experience with classified or sensitive government programs

Technologies

Lattice OS, Flight software, Avionics, RF/comms, Ground systems

Responsibilities

Own end-to-end security architecture for assigned space systems; Derive security requirements from customer needs and threat assessments; Design protections for command and telemetry links; Define onboard security foundation including secure boot and firmware integrity; Build and maintain threat models and attack trees; Partner with subsystem REs to implement security requirements; Develop and run security verification at every integration level; Assess supplier hardware and software for supply chain risk; Brief security architectures to Government customers and program leadership.

Seniority

Senior, hands-on IC with direct line to program leadership