Mechanical Systems Engineer Jobs

Work on ground systems for Rocket Lab’s Archimedes and Neutron programs, designing and maintaining test stands and facility systems to enable engine and stage testing.

Anduril is hiring a Washington, D.C.-based Technical Operations Engineer to deploy, maintain, and troubleshoot ground-based air defense sensors and systems in demanding field environments.

Lead technical ownership and scaling of Starpath's cost-effective space-rated solar hardware, from design through qualification and production.

Design and develop world-class mechanical systems for Skydio’s autonomous aircraft and accessories, driving projects from prototype to mass production in a highly collaborative engineering environment.

Lead design, validation and subsystem selection for advanced power systems at Rolls‑Royce Power Systems in Novi, driving product performance and reliability for automotive and energy applications.

Blue Origin seeks an Actuated Mechanical Design Engineer II to design, analyze, and qualify hydraulic and electro-mechanical actuation and mechanism systems for the New Shepard reusable suborbital launch vehicle.

Applied Research Laboratories seeks an experienced Robotics and Mechanical Design Engineering Scientist to lead mechanical and CAD design, testing, and documentation for underwater robotics and sonar systems at the Pickle Research Campus.

Mission Driven

Social Impact Driven

Passion for Exploration

Reward & Recognition

SpaceX Starlink is hiring a Sr. Wastewater Engineer to own the launch and operation of an ultrapure process water facility that supports high-volume electronics and solar manufacturing.

Experienced mechanical design engineer needed to lead structural and mechanism design for Blue Ring spacecraft, supporting concept-to-flight development in an agile, multidisciplinary team.

Mission Driven

Social Impact Driven

Passion for Exploration

Reward & Recognition

Experienced mechanical engineer needed to own HVAC and fluid systems design and validation for SpaceX's Hawthorne manufacturing campus.

A hands‑on mechanical engineer is needed to design, build, and experimentally validate fluid‑thermal systems for spaceflight applications, working directly on flight hardware for NASA and commercial missions.

Walker Consultants seeks a Mechanical Engineer in Houston (Clear Lake) to design and evaluate HVAC, plumbing, and fire protection systems for large-scale, performance-driven projects.

Lead the mechanical design and validation of Antares’ Cover Gas System to enable inert-core operation and fission-product monitoring for deployable microreactors.

Lead a mechanical design team at Shield AI to develop flight-critical electro-mechanical systems and drive structural, thermal, and integration excellence for next-generation autonomous UAVs.

Wabtec is hiring a recent engineering graduate for a two-year rotational program to develop technical leadership while working on innovative PTC products across multiple engineering disciplines.

Lead end-to-end mechanical system design for railroad maintenance equipment, providing technical direction and delivering robust, production-ready solutions.

Senior technical and strategic leader needed to manage the Main Power Systems mechanical engineering organization, driving design, analysis, and delivery of reactor and steam generator systems for X-energy's Xe-100 program.

Lead the design and delivery of high-precision opto-mechanical components, tooling and fixtures at MKS Instruments' Irvine site, supporting semiconductor and optics production.

Experienced vehicle integration engineer needed to lead tooling, procedures, and system-level integration for Rocket Lab’s Neutron launch vehicle at Wallops Island, VA.

Help build and deploy next-generation perfusion, cooling, and rewarming systems as an Integration Engineer at a fast-moving biotech startup focused on organ-scale reversible cryopreservation.

Faith Technologies is hiring a Mechanical Engineer I to support mechanical design of power system products using SolidWorks and engineering analysis under the supervision of senior engineers.