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Sr. Security Software Enginer (Starshield)

SpaceX· Starshield Software Engineering
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Washington, DC$170k - $265kFull-timePosted 2mo ago

About the role

Senior security software engineer role focused on designing and building security infrastructure and features for Starshield systems (Earth observation, communications, and hosted payloads) including cryptographic services, secure boot, OS security, and incident response. Requires broad security design knowledge and ability to work with multiple engineering teams on interplanetary-scale systems.

Responsibilities

  • Design and build security infrastructure for Starshield, including cryptographic services and other security-critical services
  • Develop security features for Starshield systems, including our router, dish, gateways, and satellites
  • Design security into factory processes and provide network services in support of this
  • Maintain existing production systems and improve security posture via both direct implementation and recommendations to other teams
  • Build prototypes and help identify, design, and test security improvements

Qualifications

  • Bachelor's degree in computer science or another STEM discipline and 5+ years of professional experience in security software development; OR 7+ years of professional experience in security software development in lieu of a degree
  • Experience with one or more software development languages (Python, C++, Golang)
  • Experience designing and implementing security solutions for operating systems, distributed systems, or other enterprise/large-scale infrastructure

Skills

Required:Security software developmentOperating system security
Nice to have:CryptographyNetwork securityIncident response and adversary detection

Benefits

  • Long-term incentives (stock or long-term cash awards)
  • Discretionary bonuses
  • Employee Stock Purchase Plan
  • Comprehensive medical, vision, and dental coverage
  • 401(k) retirement plan
  • Short and long-term disability insurance
  • Life insurance
  • Paid parental leave
  • Paid vacation (3 weeks) and 10+ paid holidays per year
  • Paid sick leave as per policy
  • Various discounts and perks
Last updated Aug 26, 2026. Interested? Apply on the company site.

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