Security Software Engineer - Top Secret Clearance

SpaceX(1 month ago)

Hawthorne, CAOnsiteFull TimeMedior$130,000 - $175,000Special Programs

About this role

Security Software Engineer on the Special Programs team responsible for developing and maintaining secure software and hardware integration in U.S. Government and ITAR-controlled environments. The role involves working with classified programs, ensuring compliance with export and government standards, and supporting the full software development lifecycle for sensitive payloads. Candidates must be able to obtain and maintain a Top Secret clearance and handle ITAR-controlled technical data. The position supports collaboration across engineering teams and contributions to both prototyping and production systems.

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Required Skills

Application Security
Applied Cryptography
Network Security
OS Security
Secure Boot
Incident Response
Vulnerability Research
Secure Coding
Threat Modeling
SAST

+8 more

Qualifications

BS in Computer Science or STEM
2+ Years Professional Experience (in lieu of degree)
Top Secret Clearance
Top Secret SCI
DOE Level Q
ITAR Eligibility (U.S. citizen/green card or authorized)

About SpaceX

spacex.com

SpaceX is an aerospace manufacturer and launch services company that designs, manufactures, and launches advanced rockets and spacecraft. Founded in 2002 to revolutionize space technology and ultimately enable human life on other planets, it developed the Falcon 9 and Falcon Heavy rockets, the Dragon crew/cargo spacecraft, and the next‑generation Starship — with a strong emphasis on reusable boosters. SpaceX provides commercial and government launch services (including crewed ISS missions, satellite deployments and rideshares) and operates the Starlink broadband constellation. The company is known for rapid iterative development and cost‑reduction through reuse to expand access to space.