Mechanical Jobs

Experienced mechanical engineer needed to support design, analysis, and licensing of mechanical systems for operating and new-build nuclear power plants within Sargent & Lundy's Nuclear Power Group.

Cologix seeks an experienced Data Center Facility Supervisor to oversee mechanical and electrical systems, capacity planning, and 24x7 incident response at its Ashburn, VA data center.

Sargent & Lundy seeks a Mechanical Engineer III in Chattanooga to perform thermal and mechanical system analysis, equipment sizing, and technical reporting for nuclear power projects on a hybrid schedule.

Experienced manufacturing/tooling engineer needed to drive tooling improvements, cost reductions, and reliable production in a Michigan-based manufacturing facility.

Experienced mechanical engineer needed to perform hydraulic and heat-transfer analyses, prepare modification packages and specifications, and lead engineering teams supporting nuclear power plant projects.

Sargent & Lundy's Nuclear Power Group is hiring a Senior HVAC Engineer in Phoenix to design and support HVAC, ventilation, and chilled water systems for laboratory and industrial nuclear projects on a hybrid schedule.

Sargent & Lundy seeks an experienced mechanical engineer in Chattanooga to lead mechanical analyses and licensing-basis evaluations for nuclear power uprate projects.

Sargent & Lundy's Nuclear Power Group is hiring a senior HVAC Engineering Consultant to design and troubleshoot critical HVAC and chilled-water systems for nuclear and industrial facilities on a hybrid schedule in Augusta.

Experienced mechanical engineer needed to lead nuclear plant systems design and modification projects for Sargent & Lundy's Nuclear Power Group.

This role engineers new product designs for international manufacture using SolidWorks, manages development from concept to prototype, and produces manufacturing documentation and support collateral for a global design-driven manufacturer.

Astranis, a venture-backed satellite communications company, is hiring Associate Mechanical Engineers in San Francisco to design, build, and test hardware destined for flight.

Contribute to the PMO at Commonwealth Fusion Systems in Devens, MA as a Project Management Intern working on templates, reporting, and process improvement for fusion energy projects.

Lawrence Livermore National Laboratory is recruiting graduate-level interns to support laser and experimental systems engineering projects at the National Ignition Facility with hands-on research, design, and analysis.

Lawrence Livermore National Laboratory is hiring undergraduate interns to provide hands-on technical support in mechanical, electrical, and drafting projects within the Defense Technologies Engineering Division.

Sargent & Lundy seeks a Senior Mechanical Engineer to support design, modifications, and vendor/procurement activities for operating nuclear power plants and advanced reactor projects.

Intuitive is hiring a Field Service Engineer 2 in San Jose to support, install, and repair robotic surgical systems while delivering high-quality technical service and customer training across an assigned territory.

Provide advanced HVAC BIM modeling and shop-drawing production to deliver constructible LOD400 mechanical systems for design-build projects, collaborating with trades and project teams to enable prefabrication and accurate field layout.

Mach Industries is hiring a Propulsion Engineering Intern to design, test, and integrate advanced propulsion components during a 12-week onsite summer program in San Luis Obispo, CA.

LLNL is hiring full-time, on-site graduate interns to support DTED engineering projects involving research, design, analysis, and technical development for national security missions.

Lawrence Livermore National Laboratory is hiring Nuclear Systems Reliability Engineers to develop and implement predictive and reliability-centered maintenance, perform RAMI analyses, and support mechanical system health for mission-critical nuclear facility equipment.

Sargent & Lundy's Nuclear Power Group seeks a Mechanical Engineer 3 to apply expertise in thermodynamics, heat transfer, and power-plant mechanical systems supporting nuclear projects from the Chattanooga office.

Sargent & Lundy is hiring a Senior Mechanical Engineer to support balance-of-plant design, analyses, and modification work for operating nuclear power plants.

Support Anduril's subsea robotics field operations by assisting with equipment deployment, maintenance, inventory, and logistics as an Operational Support Specialist Intern based in Quincy, MA.

Anduril is hiring a Senior Manufacturing Test Engineer to develop and deploy production test systems for aircraft components at its Arsenal-1 manufacturing facility in Columbus, OH.

Mechanical Engineering Intern to support structures and manufacturing—CAD, FEA, and hands-on prototyping—for a 12-week onsite program at Mach Industries in Huntington Beach, CA.

NYC DEP is hiring an Assistant Mechanical Engineer to support design, construction management, field inspections, and permit compliance for water and wastewater infrastructure projects across the watershed.

Experienced facility operations leader needed to manage MEP hard services, supervise technical teams, and maintain seamless operations at an EV battery manufacturing plant for Johnson Controls.

Anduril is hiring an Acceptance Test Procedure Technician in Costa Mesa to run and document ATPs, troubleshoot Linux and network issues, and travel frequently to test sites to ensure systems meet specifications.

Lead supplier industrialization for precision mechanical castings at Anduril's Costa Mesa site—driving supplier qualification, production ramp-ups, tooling implementation, and continuous quality improvements.

Anduril's Maritime team is hiring a Mechanical Engineer to design and integrate fluid and piping systems for autonomous surface vessels, ensuring performance and compliance in maritime environments.

Contribute to Moderna's Applied Technologies team in Norwood as a technical development co-op, supporting automation, systems integration, and technology deployment across drug development and manufacturing.

A summer internship at Moderna's Norwood Applied Technologies team to support automation, systems integration, and technology implementation across development and manufacturing.

Senior Supplier Development Engineer responsible for qualifying, industrializing, and ramping precision mechanical casting suppliers to meet Anduril's production, quality, and cost targets.

Lead mechanical construction for a Central Energy Plant in Los Angeles, managing contractors, inspecting installations, and supporting system commissioning to meet project specifications.

Provide hands-on project management and field engineering support for DEP water and wastewater infrastructure projects as an Assistant Project Manager based in Valhalla, NY.

CRG Defense seeks motivated engineering students for a January–May 2026 on-site research associate co-op in Dayton, OH to contribute to hands-on R&D across aerospace, power, materials, and sensor technology areas.

Avery Dennison is hiring a Summer 2026 Mechanical Engineering Intern to contribute to mechanical design, prototyping, and testing of RFID/IoT hardware in Miamisburg, OH.

Mechanical Engineering Co-op role supporting plant maintenance and reliability projects at Syngenta's St. Gabriel manufacturing facility.

Stryker seeks an R&D Design Intern in Salt Lake City to develop and validate test methods for clot aspiration technologies while gaining hands-on engineering experience and mentorship.

E-Space is hiring a Staff Battery Electro-Mechanical Engineer to lead design, qualification, and production readiness of satellite battery packs from clean-sheet through flight.

Colby Co. Engineering seeks an experienced Mechanical Engineer to lead HVAC, plumbing and industrial system design and construction support for multidisciplinary projects across Maine and New Hampshire.

Hands-on R&D internship at Momentive developing and testing thermal and UV-cure hardcoat formulations for automotive and architectural glazing.

Avery Dennison is hiring a Test Engineering Intern for Summer 2026 to assist with testing, validation, and data-driven quality analysis of RFID, IoT, and hardware systems at its Miamisburg, OH site.

Experienced cost manager/estimator with data center and large infrastructure project experience to produce and validate ROM and construction estimates for capital projects on a primarily remote basis.

Senior Principal Mechanical Engineer needed to lead mechanical design, hardware development, and project coordination for Cubic Defense's secure communications systems in San Diego.

Greene, Tweed is hiring a Plant Engineer to lead design, installation, commissioning, and qualification of facility and utility assets at the Kulpsville, PA plant.

Northwestern Medicine seeks a BE/BC Critical Care Intensivist to provide 24/7 in-house ICU coverage across NM McHenry and NM Huntley Hospitals with a 7-on/7-off shift pattern.

Experienced mechanical engineers are needed to deploy to disaster sites and perform damage assessments, scope development, and cost estimating in support of FEMA recovery programs for Dewberry.

Graco seeks a hands-on Mechanical Engineering Intern to support product development, testing and analysis at its David Koch Center in Rogers, MN.

Kimley-Horn is looking for an experienced MEP Mechanical Project Manager in Phoenix to lead mechanical design and coordination on healthcare projects while supporting project management tasks and client engagement.