Flight Software Engineer — ISS Payload… at SQUID3 Space · Irvine

Summary: SQUID3 Space is launching an active thermal control payload to the ISS as part of MISSE-23 in 2026. This internship position involves designing, developing, and owning the software for autonomous operation of the ISS payload, including developing and testing flight PCBs and hardware. Responsibilities: - Design, implement and own mission critical software applications for ISS payload - Perform unit testing, integration testing, and system-level testing of software components, identifying and resolving any defects or issues Required Qualifications: - U.S. Citizens or Lawful Permanent Residents only - 2+ years of embedded systems software project experience - Junior, Senior or Master's students in CS, EE or equivalent - Strong proficiency in programming languages such as Python and C++ - Experience with real time systems and sensors data logging - Knowledge of embedded Linux operating systems - Familiarity with communications protocols, such as RS-422, RS-485 - Experience with software integration, testing, and validation for real-time and distributed systems - Familiarity with network protocols (TCP/IP, UDP) and secure communication systems Required Skills: Embedded Systems Software, Python, C++, Real-Time Systems, Sensor Data Logging, Embedded Linux, Communication Protocols - RS-422, Communication Protocols - RS-485, Software Integration, Software Testing, Software Validation, Network Protocols - TCP/IP, Network Protocols - UDP, Secure Communication Systems