SpaceX: Designs and launches advanced rockets and satellite internet constellations.
1+ YOEBachelor's in engineering,1+ years in process/manufacturing/reliability,knowledge of SPC/DOE/PFMEA,programming in Python/C/SQL,ability to obtain security clearance,and willingness to work extended hours and weekends.
Anduril Industries: Defense technology building autonomous military hardware and software.
7+ YOE3+ MgmtLead mechanical engineer with 7+ years of design and leadership experience; strong CAD, structures, thermal management, and hardware integration; BS/MS in Mechanical Engineering.
Vital Lyfe: Develops portable devices that produce clean drinking water anywhere.
1+ YOEBachelor's in engineering, 1+ years mechanical/electromechanical design experience, proficiency in CAD and FEA, hands-on hardware experience, ability to lift up to 50 lbs.
Forge Atomics: A developer of advanced reactor technology working to scale nuclear fission for reliable, low‑carbon energy.
1+ YOEBachelor's in mechanical engineering or related,1+ years designing and building mechanical hardware,experience with fluid/gas/thermal systems and test instrumentation.
pressure transducers, thermocouples, resistance temperature detectors, relays, solenoid valves
Northwood Space: Manufacturing ground stations and providing satellite communication infrastructure.
2+ YOEBachelor’s in Mechanical or Aerospace Engineering; 2-4+ years hardware design; concept to production; manufacturability; thermal, materials, and structural design.
Quantum Space: Developing maneuverable spacecraft platforms for defense and commercial missions.
5+ YOEBS/MS in Mechanical Engineering, 5+ years hardware development experience (aerospace preferred), proficiency in Creo, GD&T (ASME Y14.5), structural and thermal analysis, lifecycle hardware ownership, and leadership of technical efforts.
Impulse Space: Developing in-space transportation services and orbital transfer vehicles.
3+ YOEBachelors in engineering,3+ years mechanical design experience,proficiency in CAD,FEA,and hardware fabrication/testing; strong communication and cross-team collaboration skills.
El Segundo or Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$170k-$240k/yrOnsiteFull Time
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
10+ YOEBachelor's in Mechanical Engineering, 10+ years mechanical design/integration for electronic hardware in aerospace/defense, strong CAD (SolidWorks), GD&T, FEA/thermal analysis experience, and ability to obtain U.S. security clearance.
Terran OrbitalNYSE: LMT: Manufactures modular spacecraft for aerospace and defense missions.
5+ YOEB.S. or M.S. in Mechanical/Aerospace Engineering,5+ years designing complex mechanical systems,experience with SolidWorks/Creo,GD&T (ASME Y14.5),hardware build/test experience,and U.S. citizenship with clearance eligibility.
Blue Origin: Develops reusable rockets and systems for human spaceflight.
2+ YOEB.S. in Mechanical/Aerospace Engineering,2+ years developing and testing complex hardware,mechanism design and hands-on prototyping,CAD and analysis proficiency,ability to lead development through product lifecycle,US work authorization required.
7+ YOE7+ years IR/precision optical hardware design and integration; B.S. in relevant field (M.S. preferred); proficiency with Zemax/Code V, SolidWorks/NX/Creo, optical metrology, athermal design, environmental qualification per MIL-STD-810; U.S. Person required.
Pillar Space: Building high-stakes, flight-grade autonomous space hardware systems.
2+ YOEBachelor's in mechanical/aerospace engineering, 2+ years designing and testing complex mechanical or electromechanical hardware, proficiency with professional CAD (NX, CATIA, Creo, SolidWorks), hand calculations, tolerance analysis and FEA, GD&T and ASME Y14.5 familiarity, hands-on prototyping experience.
Icarus: Builds solar-powered aircraft for stratospheric intelligence and connectivity.
1+ YOE1+ years designing, analyzing, or building mechanical hardware; strong fundamentals in structures and materials; experience with lightweight structures, composites, sheet metal, or bonded assemblies; hands-on factory and field experience; end-to-end subsystem ownership.
Salient Motion: Develops modular electromechanical actuation systems for aerospace and defense.
5+ YOEBachelor's in Mechanical/Aerospace Engineering, 5+ years full product-lifecycle experience, SolidWorks and GD&T fluency, experience qualifying hardware to DO-160/MIL-STD-810, hands-on build/test experience; must be U.S. citizen or permanent resident.
Mach Industries: Designs and manufactures autonomous unmanned aerial vehicles for defense.
2+ YOE2+ years mechanical engineering experience with avionics integration or electronics packaging; Bachelor's degree required; hands-on hardware development; experience with 3D CAD (NX or SolidWorks), EMI/EMC mitigation, and wire harness design.
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.
The Advanced Manufacturing Company of America: Manufacturer of critical components for aerospace and defense platforms.
Mechanical engineering experience in aerospace/defense hardware; hands-on in protoshop; leadership potential; design, testing, and qualification expertise; familiarity with MIL-STD-810/DO-160; NX or similar CAD; ability to work cross-functionally.
Neon Aero: Designs and builds AI-native aerospace hardware and flight systems.
8+ YOE8+ years in mechanical product development and production, strong Siemens NX, GD&T, and production release experience; leadership in mechanical systems design; hands-on hardware responsibility.