Description
Vast is hiring a full-time Systems Engineer, Spacecraft Design & Simulation in Long Beach to own and evolve the spacecraft simulation and digital twin toolchain used across power, thermal, ADCS, orbital mechanics, constellation coverage, link budgets, mass tracking, and design margins. The role defines governing equations and model behavior, builds validation suites, supports design trades and architecture decisions, maintains the engineering record, and trains engineers to use the toolchain. Candidates need a relevant bachelor's degree, at least four years of spacecraft systems engineering or mission analysis experience, broad subsystem knowledge, strong analytical and validation skills, and comfort with AI-assisted development. The position offers a base salary of $112,340 to $195,552 USD in California, plus equity and benefits.
