Bachelors degree in Aerospace Engineering, Mechanical Engineering, Computer Science, or related field (or equivalent experience) • Significant experience developing complex simulations of physical systems (real-time and faster-than-real-time) • Strong programming skills in C++ and Python • Experience ensuring determinism and repeatability in concurrent systems • Experience with simulation frameworks such as NASA Trick, NASA GUNNS, or similar • Experience modeling multi-domain vehicle systems (thermal, fluid, electrical, etc.) • Experience supporting embedded software verification or operator training via simulation • Experience with containers (Docker, Podman) • Experience with CI/CD systems (GitLab CI, GitHub Actions, etc.) • Experience with GPU computing or distributed simulation • Experience with AWS or other cloud infrastructure • Experience in aerospace, robotics, defense, or other safety-critical domains • Experience with multithreaded software or high-performance computing • Experience delivering large software systems used by multiple stakeholders • Track record of making things happen in ambiguous, fast-moving environments • Uses good judgement to problem-solve proactively, positively impacting hard challenges • Demonstrated organization skills to meet tight deadlines with high quality results. Our mission-driven team is seeking a bold and dynamic Lead - Software Engineer, Simulation who is fueled by high accountability, execution horsepower, and driven to understand our world, science/technology, and life itself, for the benefit of all on Earth and beyond.