Mechanical Engineer I, Avionics, Haven at Vast in Long Beach, CA

Summary: Vast is developing next-generation space stations to ensure a continuous human presence in space for America and its allies. They are seeking a Mechanical Engineer I, Avionics to support the development of systems required for the design and build of artificial-gravity human-rated space stations. Responsibilities: - Design avionics enclosure and mounting solutions for high reliability in harsh environments, with an emphasis on batteries and crew interfacing components - Participate in the entire design cycle of flight and mission critical avionics - Partner with the electrical engineering team to design rugged printed circuit board systems - Complete thermal and structural analyses of these designs - Support electronics development and trade studies, and create interface definition, specification, and control documents - Validate requirements through design, test, analysis, or inspection - Plan and conduct tests, review and interpret data - Create assembly and/or installation drawings and support hardware builds Required Qualifications: - Bachelors of Science degree in mechanical engineering, aerospace engineering, or other engineering discipline completed or expected by June 2026 - 1+ years of project or internship experience with electronics packaging and/or critical electronic components in extreme environments - 1+ years of project or internship experience with 3D CAD programs - Willingness to work evenings and/or weekends to support critical mission milestones - Ability to lift up to 25 lbs unassisted Preferred Qualifications: - Masters of science degree in mechanical engineering, aerospace engineering, or other engineering discipline completed or expected by June 2026 - Working experience with NX preferred - 1+ years of experience with GD&T implementation and analysis (ASME Y14.5) - Experience with electronics packaging and/or critical electronic components in extreme environments - Thermal and structural analysis experience using ANSYS or similar - Familiarity with environmental testing similar to SMC-S-016, and/or MIL-STD-810 Required Skills: Mechanical Engineering, Electronics Packaging, 3D CAD Programs Important Skills: NX Software, GD&T Implementation, Thermal Analysis, Structural Analysis Nice-to-Have Skills: Environmental Testing Benefits: 100% medical, dental, and vision coverage for employees and dependents, Generous paid time off; up to 20+ days of vacation for exempt staff and up to 10+ days of vacation for non-exempt staff with the ability to cash-out unused vacation annually, Paid parental leave, Short and long-term disability insurance, Life insurance, Access to a 401(k) retirement plan, ClassPass credits, Personalized mental healthcare through Spring Health, Other discounts and perks, Exceptional food perks, with snacks, drip coffee & onsite barista, cold drinks, and dinner meals remaining free of charge, and lunch subsidized as part of Vast’s ongoing commitment to providing high-quality meals for employees