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Principal Flight Software Engineer I

CesiumAstro

Salary not specified
Aug 27, 2025
Remote, US
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CesiumAstro is looking for a software engineer to develop low-level and high-level software for satellite flight software and mission data and operations systems. The goal is to create an out-of-the-box hardware and software experience that enhances customers' ability to rapidly integrate CesiumAstro's products into their systems.

Requirements

  • Programming experience in C or C++.
  • Experience with embedded Linux and real time operating systems.
  • Excellent understanding of multi-threaded applications and resource management.
  • Experience in hands-on development and troubleshooting of software systems and hardware (such as motors, power distribution units, etc.).
  • Experience in developing multiple flight software systems for space systems.
  • Experience in interfacing a variety of open-source software to create an integrated system.
  • Familiarity with software configuration management tools, defect tracking tools, and peer review.

Responsibilities

  • Design and implement software to build and integrate mission systems including satellites, ground stations, and mission operations centers, acting as a technical leader.
  • Architect, design, develop, code, test, debug, and document space system software.
  • Directly contribute to critical flight software and embedded software code.
  • Provide expertise on space software systems throughout CesiumAstro.
  • Review code and system designs.
  • Analyze code for efficiency, stability, and scalability.
  • Integrate and validate new product designs.

Other

  • Bachelor of Science (BS) or Master of Science (MS) degree in Computer Science, Electrical Engineering, or Computer Engineering.
  • Minimum of 9 years of industry experience in software development with a Bachelor’s degree, or a minimum of 7 years with a Masters.
  • Excellent written and verbal communication skills.
  • To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State.