Castelion
Flight Software Engineer (All Levels)
Torrance, CA +1 · Full-time · Posted Sep 7, 2026
- Location
- Torrance, CA
19951 Mariner Ave, Torance, CA 90503 - Experience
- Open to all experience levels; professional experience, internships, research, open-source contributions, or other hands-on technical work will be considered.
- Education
- Bachelor's or Master's degree in Computer Science, Electrical Engineering, Aerospace Engineering, or related field.
About the job
Designs, develops, tests, and validates real-time embedded flight software for missile systems in coordination with multidisciplinary engineering teams.
What you'll do
- Develop and test flight software, and integrate it with GNC, systems, and hardware components.
- Validate performance through simulation, hardware-in-the-loop (HIL), and flight testing; debug issues across software and system interfaces.
- Maintain safety-critical software and follow verification, configuration management, and other software lifecycle practices.
What they ask for
- Proficiency in C/C++ and experience with real-time operating systems (RTOS).
- Familiarity with hardware/software integration and real-time system constraints.
- Experience with GNC systems or similar control-intensive applications; understanding of testing practices including simulation and HIL environments.
- Active or eligibility for a Top-Secret security clearance.
Nice to have
- Flight software experience for missile, launch vehicle, or spacecraft systems.
- Exposure to FPGA-based systems and embedded software optimization techniques.
Tools
C/C++, RTOS, GNC, HIL, FPGA
Model-written summary · the original posting is authoritative