About the role
SpaceX was established with the vision that humanity exploring the stars is a future worth pursuing. Today, we are pioneering the technologies to make that vision a reality, with the ultimate aim of enabling human life on Mars.
SECURITY SOFTWARE ENGINEER - STARLINK
At SpaceX, we harness our expertise in rocket and spacecraft engineering to launch Starlink, the world’s most advanced broadband internet system. As the largest satellite constellation globally, Starlink is delivering fast, reliable internet to over 9 million users worldwide. We are responsible for designing, building, testing, and operating all components of the system—thousands of satellites, consumer receivers that allow users to connect within minutes of unboxing, and the software that integrates it all. We have just begun to explore Starlink’s potential for global impact and are seeking top-tier engineers to enhance Starlink’s utility for communities and businesses around the world.
As a Security Software Engineer, you will play a pivotal role in shaping the security of our software across various product lines. We are looking for candidates with a proven track record of delivering reliable software, alongside a comprehensive understanding of modern Internet security design, including cryptographic principles. You should be able to see the bigger picture, prioritize effectively, and be adept at working across different levels of abstraction. Ideally, you will possess significant expertise in one or more of the following areas:
- Software engineering
- Applied cryptography
- Network security
- Operating system security
- Secure/Authenticated boot
- Incident response and adversary detection
- Vulnerability research
Success in this role necessitates flexibility, clear communication, and the ability to foster and maintain productive relationships with other engineering teams. If you are passionate about developing high-quality products, thrive on the challenges of outsmarting adversaries, and aspire to make a difference on an interplanetary scale, you will fit right in.

