Top Mechanical Engineering Jobs in Boston, MA

The Senior Mechanical Engineer will lead innovative product development, focusing on mechanical, electromechanical design and user experience while collaborating across teams to drive projects from concept to execution.

Lead mechanical design for next-generation haircare products across the full lifecycle. Define product architecture, design parts for multiple manufacturing processes, build and iterate prototypes, integrate electrical systems, run DOEs, teardown and debug appliances, and source/validate components with global vendors. Collaborate cross-functionally to deliver manufacturable, consumer-driven solutions.

Design and develop high-volume consumer audio products through cross-functional teams. Create and evaluate prototypes, perform CAD modeling and testing, draft mechanical specifications and validation plans, support manufacturing startup, and collaborate with global vendors and manufacturing partners to meet cost, schedule, and quality goals.

Lead architecture, design, and development of precision wire harnesses and cable assemblies for autonomous UAVs. Own 3D CAD routing, analysis, prototypes, and testing. Perform electrical and environmental reliability analysis, integrate with avionics/systems/manufacturing, and mentor engineers to establish harness design best practices.

The Mechanical Engineer I will design and develop mechanical components for hypersonic vehicles, manage prototypes, and ensure design optimization. Responsibilities include creating manufacturing drawings and collaborating across disciplines to meet performance requirements.

Design, integrate, and validate mechanical and thermal subsystems for high-voltage, high-power data center power solutions. Responsibilities include enclosure and busbar design, CFD thermal simulations, prototype builds, verification testing, manufacturability, and collaboration with electrical, reliability, and manufacturing teams to ensure robust, production-ready power distribution systems.

Design and develop high-precision electromechanical products from concept through production. Build and test prototypes, apply motion systems and controls expertise, create CAD models and documentation (Creo/SolidWorks), perform engineering analyses, apply DFM/DFA, collaborate with cross-functional teams, and support proposals and customer engagements.

Lead mechanical design and development from concept through production for high-precision electromechanical and marine products. Build and test prototypes, apply motion systems and controls, produce CAD models in Creo/SolidWorks, perform engineering analyses, implement DFM/DFA, support proposals, and ensure QMS compliance while collaborating with cross-functional teams.

Design, commission, and improve production machines for the Stack Forging thermal solutions process. Perform subsystem design, CAD/BOM updates, vendor collaboration, tolerance analysis, testing, and cross-functional support to transition products from lab to mass production.

Design, commission, and improve automated machines for Stack Forging production. Lead clean-slate machine design, run design reviews, document decisions, perform tolerance and statistical analysis, manage vendors, improve equipment reliability and OEE, perform root-cause analysis, and mentor junior engineers.

Hands-on Mechanical Engineering co-op at a microfactory: rapidly design, prototype, fabricate, and test fixtures, tooling, and production hardware. Iterate from concept to CAD to physical parts using shop equipment, validate designs on the floor, and produce buildable CAD models and basic drawings while rotating across multiple ME projects.

Lead complex mechanical engineering projects while mentoring younger staff, managing project scopes, budgets, and ensuring compliance with building codes.

Design, analyze, prototype, and test mechanical subsystems and rugged server hardware for military applications. Responsibilities include CAD modeling, thermal and structural analysis, fixture and connector design, PCB layout support, verification testing (thermal, vibration, shock, humidity), BOMs, procurement, failure analysis, and managing engineering change documentation through production release.

Lead design, analysis, and testing of rugged electronic module assemblies for aerospace/defense. Perform mechanical packaging, thermal/structural/reliability analyses, create 3D models and drawings, support verification testing, manage BOMs/ECRs/ECOs, and coordinate cross-functional teams from concept to production.

Design and lead process-mechanical tasks for industrial water/wastewater projects: prepare drawings, P&IDs, calculations, specifications, reports, coordinate disciplines, support construction, perform site evaluations and field testing.

Serve as process engineer on industrial water and wastewater projects: develop process designs, P&IDs, specifications, calculations, and O&M manuals; perform field work, pilot testing, commissioning, and client presentations; mentor junior staff; manage projects and support business development across study, design, construction, startup, and operation phases.

Senior mechanical engineer contractor to design and transition complex electromechanical products to production. Responsibilities include CAD model and 2D drawing development, tolerance analysis, FEA/CFD, component specification/sourcing, mechanism design, strength/heat transfer analysis, and hands-on system bring-up with cross-functional teams.

The Senior Mechanical Engineer designs external structures for the Atlas robot, collaborating on concepts, creating CAD models, analyzing designs, and managing projects while ensuring quality and technical communication with vendors.

Lead design, architecture, and deployment of custom manufacturing equipment. Translate process requirements into scalable mechanical systems, drive build vs. buy decisions, prototype and commission hardware, and establish practices for equipment development. Report to CEO, shape technical roadmap, and grow a mechanical engineering and equipment organization.

Lead supplier development for machined parts: audit and improve supplier processes, perform on-site quality investigations, support NPI, provide technical guidance on specifications and manufacturing, monitor supplier performance, and mitigate supply chain risks to enable scalable aerospace production.

Design, build, test, validate, and commission mechanical systems for high-temperature electrolysis, furnace, and electrochemical processes. Create 3D CAD models and drawings in SolidWorks, select mechanical components, develop and run V-Model-based verification/validation and DOE-driven test plans, and perform hands-on prototype assembly, troubleshooting, and commissioning in lab and pilot environments.

Lead the development of complex medical devices, ensuring compliance with global regulatory standards while managing projects and teams.

The Mechanical Engineer will apply mechanical design and manufacturing knowledge to support AI integration, perform geometric feature analysis, assist in data labeling, and coordinate cross-functional teams for DFM initiatives.

Lead mechanical development and launch of production-ready products, build and test prototypes, resolve field issues, support supplier qualification and product certification, and work closely with manufacturing, supply chain, and customer-facing teams to drive design improvements and product performance.

Lead mechanical system and sub-assembly design from 3D CAD through production, collaborate with cross-functional teams, manage engineers and standards, drive elegant solutions, and execute hands-on prototyping, DFM, and supplier/manufacturing activities to bring novel robotics consumer products to market.