Principal Security Software Engineer – Satellite Internet

SpaceX; Town of Texas (WI); On-site; USD 170,000 - 250,000; Full time

Job summary

SpaceX is seeking a Principal Security Software Engineer for Starlink. The role focuses on shaping security across the Starlink software stack, from cryptographic services to security-critical components in router, gateway, and satellites.

You will influence design, perform implementations, and collaborate across teams to outsmart adversaries on a global, inter-planetary scale. The position demands extensive security engineering experience, strong cryptography knowledge, and the ability to work

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

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

Skills

Python

C++

Golang

Security software development

Cryptography

Network security

Education

Bachelor's degree in CS or STEM

Advanced degree in technical discipline

Tools

TPMs

HSMs

OS security

Job description

SpaceX is seeking a Principal Security Software Engineer for Starlink. The role focuses on shaping security across the Starlink software stack, from cryptographic services to security-critical components in router, gateway, and satellites.

You will influence design, perform implementations, and collaborate across teams to outsmart adversaries on a global, inter-planetary scale. The position demands extensive security engineering experience, strong cryptography knowledge, and the ability to work