Constellationspace

Open

Flight Software Engineer

Location
Seattle, Washington, United States
Last seen
Aug 6, 2026

About the role

The Role Constellation's Flight Software team writes the code that actually flies the hardware. We are looking for a Flight Software Engineer to design and implement the highly reliable, real-time embedded systems that control our spacecraft and flight vehicles. Responsibilities - Develop, test, and deploy mission-critical flight software in C/C++. - Implement guidance, navigation, and control (GNC) algorithms on embedded hardware. - Perform Hardware-in-the-Loop (HITL) testing to validate software under simulated flight conditions. - Collaborate with hardware engineers to define system architecture and interfaces. Requirements - B.S. in Computer Science, Computer Engineering, Aerospace Engineering, or similar. - Exceptional programming skills in modern C and C++. - Extensive experience with Real-Time Operating Systems (RTOS) and embedded Linux. - Familiarity with hardware communication protocols (I2C, SPI, CAN, RS-422) and low-level debugging.