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Principal Security Software Engineer (Starlink)

SpaceX· Product Security - Starlink
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Palo Alto, CA$235k - $355kFull-timePosted 1mo ago

About the role

Security Software Engineer role at SpaceX for Starlink, focusing on designing, building, and improving security across Starlink’s hardware and software stack, including cryptographic services, OS/security infrastructure, and incident response.

Responsibilities

  • Design and build security infrastructure for Starlink, including cryptographic services and other security-critical services
  • Develop security features for Starlink 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
  • Further our mission of providing secure and reliable Internet to underserved communities

Qualifications

  • Bachelor's degree in computer science or another STEM discipline and 8+ years of professional experience in security software development; OR 10+ years of professional experience in security software development in lieu of a degree
  • Experience with one or more software development languages (i.e. Python, C++, Golang)
  • Experience designing and implementing security solutions for operating systems, distributed systems, or other enterprise/large-scale infrastructure

Skills

Required:Software engineeringApplied cryptographyNetwork security
Nice to have:Operating system securitySecure/Authenticated bootIncident response and adversary detectionVulnerability research

Benefits

  • comprehensive medical, vision, and dental coverage
  • 401(k) retirement plan
  • short and long-term disability insurance
  • life insurance
  • paid parental leave
  • 3 weeks of paid vacation and 10+ paid holidays per year
  • stock options or long-term incentives and Employee Stock Purchase Plan
  • discretionary bonuses and stock purchase opportunities
  • other discounts and perks
Last updated Sep 9, 2026. Interested? Apply on the company site.

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