Valar Atomics: Developing scalable, high-temperature, grid-independent advanced nuclear power systems.
3+ YOEBachelor's in Mechanical/Aerospace, 3+ years structural analysis of rotating components, experience with high-speed rotating equipment, and proficiency with Ansys, Nastran, and Abaqus.
Radiant: Designs and manufactures portable, mass-produced nuclear microreactors.
5+ YOEBachelor’s degree in engineering and 5+ years in loads, dynamics, or structural analysis. Requires structural mechanics, vibration, FEA, and metallic/composite structures experience; ANSYS, Abaqus, or Nastran proficiency preferred.
Relativity Space: Designing and manufacturing 3D-printed rockets and launch vehicles.
5+ YOEBachelor's degree; 5+ years in fluid or structural systems design; mentoring/leadership experience; proficiency with FEA tools (Ansys,Abaqus,Nastran) and Siemens NX/Teamcenter; strong fluid, thermal, structural fundamentals.
TRL11: High-definition video technology for aerospace and defense.
5+ YOE5-10 years FEA experience for thermal (steady/transient) and structural (stress, vibration, shock) analysis; proficiency with ANSYS/Abaqus/COMSOL/Simscale; Bachelors in Engineering; ability to correlate models with test data.
JenaValve Technology: Developing transcatheter heart valve systems for aortic disease treatment.
5+ YOEBachelor's in Mechanical or Biomedical Engineering, 5+ years R&D medical device experience, 3+ years FEA and Abaqus experience, knowledge of medical device quality systems, strong documentation and communication skills.
Vast: Develops and operates commercial artificial-gravity space stations.
6+ YOE1+ MgmtBachelor's in engineering, 6+ years aerospace or safety-critical engineering experience, 1+ year technical leadership, loads and structural dynamics expertise, FEMAP/NASTRAN, ANSYS, or Abaqus proficiency, cross-functional collaboration skills.
Divergent: Develops digital manufacturing systems for complex vehicle structures.
4+ YOEBS/MS in Mechanical or Aerospace Engineering, 4+ years structural analysis experience, proficiency with Nastran/Optistruct/ABAQUS/LS-Dyna and Hypermesh/ANSA, nonlinear and dynamic analysis expertise, strong solid mechanics and materials knowledge.
Starpath: Manufacturing space-rated solar hardware and lunar mining robotics.
5+ YOEB.S. in Mechanical/Aerospace Engineering,5+ years space hardware experience,proficiency with NX/Catia/SolidWorks and ANSYS/ABAQUS,materials and manufacturing knowledge,structural analysis,and strong technical communication;US export eligibility required.
Anduril Industries: Defense technology building autonomous military hardware and software.
5+ YOEBachelors in Mechanical Engineering, 5+ years structural design and analysis experience, proficiency with FEA (ANSYS, Nastran, Abaqus) and CAD (SolidWorks, CATIA, NX), materials and manufacturing knowledge, testing/validation experience, eligible for U.S. Top Secret clearance.
RivianNASDAQ: RIVN: Designs and manufactures electric vehicles and charging networks.
10+ YOE3+ MgmtBachelor's in Mechanical/Automotive Engineering required (advanced degree preferred); 10+ years automotive CAE with 3–5 years leadership; mastery of LS-DYNA, Abaqus/Nastran/OptiStruct; fatigue and joining expertise; pre/post-processing tool expertise.
Director of Engineering: Deployables (micro-satellites)
El Segundo, California, United States
$195k-$220k/yrOnsiteFull Time
Space Kinetic: Developing propellant-free systems for deploying payloads in space.
8+ YOEBachelor's in engineering,8+ years developing complex aerospace or high-performance mechanical systems,proficiency with 3D CAD,GD&T,design for manufacturing,experience through qualification/production,and ability to obtain security clearance.
Long Wall: Develops containerized missile defense systems and hypersonic flight test vehicles.
8+ YOEBS in engineering, 8+ years hardware development experience with people-management; proven record taking flight-critical hardware from concept through qualification; technical fluency in mechanical design, GD&T, FEA tools, CAD/PLM; US person required.
Principal Structural & CAE Durability Engineer – Battery Systems
Fremont or Irvine or Manteno or Ohio or China or Japan or Europe
OnsiteFull Time
Gotion High-techShenzhen Stock Exchange: 002074: Develops and manufactures lithium-ion batteries and energy storage systems.
15+ YOERequires a PhD or MS in mechanical, structural, solid mechanics, or related engineering; 15+ years of structural CAE experience; FEA expertise; programming, automation, fatigue, NVH, optimization, and technical leadership skills.
Simpson Gumpertz & Heger: Engineering firm specializing in structural design and building enclosures.
8+ YOERequires 8+ years in structural engineering or engineering mechanics, an advanced structural engineering degree, PE or SE registration, analysis expertise, programming proficiency, and a valid driver's license.
Sr Analysis Mechanical Engineer (Thermal, Structural)
Gardena, California, United States
OnsiteFull Time
Singularity Defense: Develops low-cost autonomous missile and air defense systems.
5+ YOESenior mechanical engineer with 5+ years in thermal/structural analysis; FEM/FEA, thermal networks, Python; strong communication; able to meet aggressive timelines.
Antares: Designing and manufacturing microreactors for defense and space missions.
2+ YOEBachelor's degree in engineering and 2+ years designing and analyzing structural systems. Requires structural design, thermo-mechanical analysis, FEA, joint design, and multidisciplinary collaboration experience.
ANSYS Mechanical, Abaqus, Nastran, Finite Element Analysis (FEA), ASME Boiler & Pressure Vessel Code, AISC, ACI, AWS, NASA
Advanced Cooling Technologies: Manufactures thermal management systems for aerospace and industrial applications.
5+ YOEB.S. or M.S. in Mechanical/Aerospace Engineering, 5+ years engineering experience, U.S. person per ITAR, structural analysis and test planning experience, familiarity with composites, strong communication.
Boeing EnCore InteriorsNYSE: BA: Manufacturer of aircraft cabin interiors including galleys and seating.
0+ YOEBachelor's degree in engineering required; 0–5 years for Level I, 2–10 for Level II, or 7+ for Level III. Requires stress analysis, FEA, aerospace materials, testing, and English communication skills.
Senior Principal Mechanical Engineer, Platform Integration
El Segundo or Los Angeles
$205k-$245k/yrOnsiteFull Time
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
11+ YOEBachelor's in Mechanical Engineering, 11+ years platform-level mechanical design and integration experience for aerospace/defense, SolidWorks and FEA familiarity, military standards knowledge, and ability to obtain a U.S. security clearance.