# Principal FSW Engineer

Hiring organization: [AST SpaceMobile](https://career.thegoodapps.co/organizations/ast-spacemobile)

Canonical page: https://career.thegoodapps.co/jobs/e19ff70a-e1bb-4aa6-a46e-b30a078c8000

Listed on AST SpaceMobile's own careers site. Applications go to them directly.

- Seniority: Principal
- Location: Lanham, MD

## Summary

AST SpaceMobile is hiring a senior embedded Linux engineer to lead the design and development of networking software for their satellite fleet, working across Linux kernel development, protocol stacks, and hardware integration. This role suits someone with 8+ years of embedded systems experience who wants to take on architectural leadership and mentor others while solving the technical challenges of space-based cellular networks.

_Our summary, not AST SpaceMobile's wording._

## Skills named

C++, CI/CD, Embedded Linux, Git, Jira, Python, TCP/IP, Unit Testing, Yocto Project

## Required

- 8+ years of professional software engineering experience with significant embedded Linux focus
- Deep expertise in Linux kernel internals including network and platform driver development
- Strong understanding of TCP/IP, UDP, routing, network interfaces, and socket programming
- Experience implementing or integrating custom communication protocols
- Proficiency in C and C++
- Experience with Yocto or Buildroot
- Familiarity with cross-compilation toolchains and embedded debugging
- Experience with real-time or latency-constrained Linux environments
- Strong hardware/software debugging skills
- Git, unit testing, continuous integration, and Jira experience
- Track record leading projects across multiple embedded targets or larger systems
- Experience defining and improving engineering processes across teams

## Nice to have

- Background in RF or radio-frequency systems integration
- Experience with network security in embedded contexts
- Experience with CUDA
- Experience with high-reliability or fault-tolerant software design patterns

Apply on AST SpaceMobile's site: https://ast-science.com/company/careers/?gh_jid=4727137005