Mechanical Design Engineer Jobs

Experienced mechanical design engineer needed to create electro-mechanical prototypes and production designs at a fast-paced, multidisciplinary engineering shop.

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.

Anduril is hiring a Product Development Process Engineer in Costa Mesa to architect and maintain design and product-development processes for advanced hardware systems.

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

Lead mechanical design, validation and supplier-driven innovation for Dell Technologies' MECOE in Austin, ensuring robust product launches and contributing to IP generation.

Saronic seeks a hands-on Mechanical Engineer to design and prototype robust electromechanical systems for autonomous maritime platforms within a rapid-prototyping special programs team.

Bots Unlimited is hiring a Senior Mechanical Engineer to own electromechanical subsystem design and deliver production-ready motors and rotating assemblies for drone and robotics products.

CEL Critical Power is hiring an R&D Mechanical Engineer to design, prototype, and validate next-generation power distribution products at its Williamsburg, VA facility.

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.

Nemera is hiring a Principal Mechanical Design Engineer to lead mechanical design efforts across programs and drive product development from prototype to high-volume manufacturing.

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.

Experienced mechanical engineer needed to lead mechanism design, analysis, and product development activities for the Ion™ robotic bronchoscopy system at Intuitive's Sunnyvale site.

Lawrence Livermore National Laboratory is hiring Mechanical Engineers to develop, test, and support mechanical systems and components for national security programs.

Northrop Grumman is hiring a Principal Design Engineer in Magna, UT to lead tooling concept development and produce 3D models and fabrication drawings for rocket motor manufacturing support equipment.

Lead mechanical design of electromechanical subsystems for a new robotic surgical platform at Intuitive Surgical, driving prototypes, CAD development, and pre-clinical support.

Applied Materials is hiring a Mechanical Engineer II in Santa Clara to design and implement mechanical tooling, layouts, and assembly processes for advanced semiconductor equipment.

Blue Origin seeks a Senior Mechanical Engineer to own the development and integration of thermal components for the Blue Moon Crew Lander on the Lunar Permanence team.

An early-stage engineering role for a motivated Mechanical Engineer 1 to contribute to design, analysis, and prototyping as Monarch scales.

Lead Prime Robotics' US hardware engineering as the founding hardware leader, driving mechatronics architecture, reliability improvements, and manufacturing transition from Denver, CO.

PURVIS Systems is hiring an Electrical or Mechanical Engineer to perform obsolescence triage, technical analysis, and design-review support for torpedo production DMSMS cases in Newport, RI.

AECOM is hiring a Process Mechanical Water & Wastewater Engineer Lead to provide mechanical process design, equipment selection, procurement support and construction liaison for municipal water and wastewater projects in the Boston area.

Experienced mechanical engineer needed to lead design and validation of surgical device components at a market-leading medical robotics company.

Hands-on Hardware Test intern role supporting mechanical fixture design, prototyping, and test-stand integration for a fast-paced aerospace engineering team.

Applied Materials is hiring a Mechanical Engineer III/Sr. in Santa Clara to drive mechanical design, analysis, and tooling development for advanced semiconductor equipment.

Senior Product Engineer needed to lead design, validation, and cross-functional product development efforts for a privately held U.S. company.

Acorn Product Development is hiring a Senior Mechanical Engineer to lead electromechanical system design and production transitions for complex robotics and consumer products at the Waltham office.

Lead mechanical component design efforts for GE Vernova's BWRX-300 program, producing ASME Section III designs, CAD models, and documentation while coordinating global teams and suppliers.

Loram is hiring an entry-level Mechanical Engineer I to design, validate, and document mechanical systems for industrial and railroad equipment while collaborating with cross-functional teams.

Ramboll is hiring a Senior Mechanical Engineer to lead mechanical design teams and deliver complex central plant and thermal distribution projects in New York.

Arista Networks is hiring a Senior Mechanical Engineer to drive mechanical design and release of high-density data center switching modules and chassis.

BETA Technologies is hiring a Mechanical Engineer (Controls Electronics) to design and certify robust, flightworthy hardware and test equipment for electric aircraft systems.

Lead mechanical design and productization of RISE's heavy-duty Beltdraulic cylinders and machines, driving designs from development through volume production.

Experienced systems engineer needed to lead development, integration, and sustainment of medium-caliber gun systems at Northrop Grumman Armament Systems in Mesa, AZ.

Experienced verification engineer needed to develop and execute design verification and reliability test methods for robotic surgical systems and instruments at a leading medical device company in Sunnyvale.

Help design and integrate precision mechanical systems for Rigetti’s quantum hardware, focusing on cryogenic assemblies, CAD modeling, prototyping, and cross-functional collaboration.

Lead a Data Studio team at an MIT-origin AI startup to convert complex mechanical and manufacturing data into production-ready datasets that power EGI product development and customer deployments.

Senior-level mechanical engineer to lead design, analysis, and validation of HDD enclosures and system-level storage hardware at Western Digital's Colorado Springs location.

Supreme Integrated Technology, an employee-owned engineering firm, seeks a Valve Automation Engineer to design and support hydraulic and electric valve automation systems across marine, defense and industrial projects.

A 24-month, full-time rotational program for recent electrical or mechanical engineering graduates to gain cross-functional technical experience and fast-track into engineering and leadership roles within Konecranes.

Applied Materials is seeking a hands-on Mechanical Engineer Intern for summer 2026 in Gloucester, MA to support prototype design, component optimization, and engineering change processes in semiconductor equipment development.

Faith Technologies is hiring a Senior Mechanical Engineer (Level 3) to lead mechanical design for power-system products, perform thermal and mechanical calculations, and mentor junior staff.

Senior-level mechanical engineer needed to lead end-to-end hardware design, prototyping, analysis, and test for space systems at a fast-moving defense tech company.

Experienced mechanical design engineer needed to develop and bring to production next-generation solar tracker components for Nevados' utility-scale PV platforms.

Smiths Interconnect is hiring a Mechanical Design Engineer to develop and improve high-reliability connectivity products and support engineering activities at the Irving, TX facility.

BD is hiring a Product Development Engineer II to lead technical development, testing, and design control for new and improved medical device products at its Warwick, RI facility.