Principal Security Software Engineer

SpaceX

Confirmed live yesterday High trust

Quick summary

Work type: On-site
Location: Austin, TX
Posted: 9 days ago
Freshness: Confirmed live yesterday
Nearby: 99+ roles within 25 mi

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Salary context

How this pay compares to similar roles

Similar $170k

$121k most similar roles pay here $211k

This listing doesn't post a salary. Most similar roles pay $137,650–$202,500.

Based on 240 similar postings.

Employer

About SpaceX

SpaceX designs, manufactures, and launches advanced rockets and spacecraft with the mission of enabling humans to become a multi-planetary species. It operates the Falcon 9, Falcon Heavy, and Starship launch vehicles, as well as the Starlink satellite internet constellation.

SpaceX currently has 680 open roles on FindRole.

Listed pay typically runs $130,000–$165,000 across 442 roles with salary data.

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At a glance

TL;DR · Principal Security Software Engineer

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Principal Security Software Engineer (Starlink) joins the team to influence security across various product lines within the Starlink broadband internet system. This role involves designing and building security infrastructure, including cryptographic services and other security-critical components for routers, dishes, gateways, and satellites. The engineer will develop security features, maintain production systems, build prototypes, and identify improvements while ensuring secure factory processes. Key responsibilities involve addressing challenges in network security, operating system security, and secure boot. Candidates should possess expertise in Python, C++, or Golang, along with experience in distributed systems and large-scale infrastructure. Preferred skills include working with TPMs, HSMs, and a deep understanding of TCP/IP and UDP protocols. The role focuses on the technical challenge of securing a massive satellite constellation to provide reliable internet access to global communities.

Skills

Python C++ Golang Cryptography Network Security Operating System Security Incident Response Vulnerability Research TCP/IP UDP Distributed Systems Security Infrastructure

What you'll do

Design and build security infrastructure including cryptographic services and other security-critical systems.
Develop security features for Starlink hardware including routers, dishes, gateways, and satellites.
Integrate security into manufacturing processes and provide supporting network services.
Maintain production systems while improving overall security posture through direct implementation and recommendations.
Build prototypes to identify, design, and test potential security improvements.
Implement security solutions for operating systems, distributed systems, and large-scale infrastructure.

What we're looking for

Bachelor's degree in computer science or another STEM discipline and 8+ years of professional experience in security software development.
10+ years of professional experience in security software development in lieu of a degree.
Experience with one or more software development languages such as Python, C++, or Golang.
Experience designing and implementing security solutions for operating systems, distributed systems, or large-scale infrastructure.
Experience working with special purpose security hardware like Trusted Platform Modules (TPMs) and Hardware Security Modules (HSMs).
Fundamental understanding of network protocols including the TCP/IP stack and UDP based protocols.
Advanced degree in a technical or engineering discipline is preferred.
Must be a U.S. citizen, national, lawful permanent resident, or eligible for required export control authorizations.

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