Principal Software Engineer- Flight Systems

Fs Studio

Job details

  • REMOTE
  • FULL_TIME
  • Denver
  • United States
  • Verified 2026-11-10
  • Source: Fs Studio public ASHBY source

Original job description

Principal Software Engineer – Space Systems
Location: Greater Denver, CO (on-site 3–5 days/week)
Salary: $160k–$195k + bonus + benefits + relocation

A fast-growing space-technology company is seeking a Principal Software Engineer to lead architecture and development of ground and flight software for lunar and deep-space missions. This is a high-impact role influencing technical direction across multiple mission programs.

What You’ll Do

  • Lead architecture decisions and guide software best practices across the organization.

  • Develop flight software (cFS, embedded Linux), ground systems (Python, modern web frameworks), and cloud/embedded ML or autonomy systems.

  • Own full lifecycle delivery: requirements, development, testing, integration, and ops.

  • Provide technical proposals, estimates, and cross-team coordination.

  • Mentor and uplift junior engineers.

What We’re Looking For

  • 15+ years in spacecraft, mission control, or complex aerospace software systems.

  • Expertise in C/C++ and Python.

  • Experience with embedded Linux, real-time/flight software, and preferably NASA cFS.

  • Knowledge of cloud services (AWS), containerization, version control, and Agile processes.

  • Ability to collaborate with multidisciplinary teams and operate within rigorous engineering standards.

  • U.S. Citizenship and eligibility for a Security Clearance; must meet export-control requirements.

Benefits

  • Competitive compensation + signing bonus

  • Health insurance

  • 401(k)

  • Flexible time off

  • Quarterly incentives

  • Relocation support

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