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Sr. Security Software Engineer (Starlink)

SpaceX

$168,000 - $230,000
Aug 27, 2025
Redmond, WA, US
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Enable human life on Mars by developing the technologies to make it possible, specifically by securing the Starlink satellite constellation and providing fast, reliable internet to communities and businesses around the globe.

Requirements

  • 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
  • Experience contributing security improvements to complex systems
  • Experience working with special purpose security hardware such as Trusted Platform Modules (TPMs) and Hardware Security Modules (HSMs)
  • Fundamental understanding of network protocols; including the TCP/IP stack as well as UDP based protocols

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

Other

  • Must be willing to work extended hours and weekends as needed
  • Must be a U.S. citizen or national, U.S. lawful, permanent resident, Refugee under 8 U.S.C. § 1157, or Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State
  • Ability to work both independently and in a team
  • Excellent communication skills, both written and verbal
  • Flexibility, communicating clearly, and establishing and maintaining productive working relationships with other engineering teams