Apex jobs

Full Stack Developer role using Palantir Foundry and Python/PySpark to build business systems and data integrations for a spacecraft manufacturer. Requires 2+ years Foundry experience, Python/SQL, ERP implementation expertise, and manufacturing domain knowledge. Based in Los Angeles with no remote option.

Senior Mission Integration Engineer at Apex, a satellite bus manufacturer. The role focuses on spacecraft analysis, mission architecture, systems integration testing, payload integration, orbital mechanics, and customer liaison work. Based in Los Angeles (full-time onsite). Salary $140–190k. Requires aerospace/space systems domain expertise, not software engineering.

Apex, a commercial spacecraft manufacturer backed by $200M in Series D funding, is seeking a Flight Software Engineer for its Flight Software team in Playa Vista. You'll design, develop, and own mission-critical autonomous software for satellite buses—the platforms that carry customer payloads to orbit—working across the full lifecycle from design through deployment and supporting live commissioning operations. Key responsibilities include implementing real-time distributed software systems, performing comprehensive testing and validation, and collaborating with cross-functional teams to align technical roadmaps with customer requirements. Required qualifications include 8+ years of flight software experience, a CS/EE degree or equivalent, strong proficiency in Python, C++, or Rust, hands-on knowledge of embedded Linux (including Yocto), real-time distributed systems, and satellite protocols like CCSDS and ECSS; U.S. Person status is mandatory due to export controls. Apex offers competitive compensation including equity, 100% company-paid healthcare, 15-20+ PTO days annually, 8 weeks paid parental leave, and a collaborative in-person office environment. This role requires 8+ years of specialized flight software experience, making it a senior-level position with high technical bar.

Spacecraft Mechanisms and Actuators Engineer at Apex, focused on designing and qualifying electromechanical systems (Solar Array Drive Assemblies, reaction wheels) for satellite buses. Requires 5+ years mechanical engineering experience with high-reliability systems, based in Los Angeles with $120k–$190k salary. Not a software engineering role.

Director of Manufacturing Development at Apex Space leading manufacturing development organization for spacecraft production. Owns NPI execution, manufacturing process development, production readiness, and factory scaling across assembly, integration, and test operations. Located in Los Angeles, on-site. Salary $172k–$237k.