Senior Backend Engineer — Space Communications (Remote, Equity)
Summary
Senior Backend Engineer at Sphinx Defense building secure, scalable ground communications and data-transport systems for U.S. government satellites, leading architecture and mentoring engineers.
Sphinx Defense seeks a Senior Backend Engineer to join our Space Communications team, building a ground communications and data-transport platform for U.S. government satellites. You will lead core services, guide architectural decisions, and mentor junior engineers to ensure scalable, secure backend systems.
This fully remote role is limited to the United States and may involve occasional travel. You will partner with customers and partners, design APIs, optimize performance, and own technical