Top Mechanical Engineering Jobs in Boston, MA

Designs and develops electro-mechanical hardware for radar and unmanned systems across the full lifecycle, from requirements and 3D CAD modeling through fabrication, integration, testing, and delivery. Performs structural, vibration, shock, and thermal analyses; specifies components and vendors; produces technical documentation; and collaborates with multidisciplinary teams. The role supports operationally relevant defense applications and requires compliance with quality, maintainability, reuse, and applicable military standards.

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.

Designs and develops haircare consumer products from concept through mass production. Responsibilities include prototyping, testing, design reviews, DOE execution, troubleshooting electro-mechanical assemblies, analyzing test results, sourcing materials and components, and collaborating cross-functionally with R&D, industrial design, marketing, and quality teams. The engineer also mentors junior engineers and helps ensure designs meet manufacturing, cost, and performance requirements.

Develop and lead mechanical and ocean engineering solutions for uncrewed undersea systems, including vehicles, buoys, pressure vessels, hydrodynamic structures, and sensor subsystems. Responsibilities include modeling and simulation, prototyping, fabrication, integration, testing, peer reviews, technical documentation, and collaboration across mechanical, electrical, acoustic, software, and systems teams. The role supports advanced defense and ISR research involving fielded undersea systems.

Designs and develops consumer products from concept through product support. Builds prototypes, conducts controlled laboratory experiments, analyzes test data, resolves engineering issues, and collaborates across product development disciplines. Guides mechanical engineers, co-ops, and interns while translating technical findings into design recommendations. The role requires hands-on mechanical design, CAD, prototyping, instrumentation, and product development experience, with on-site work in Needham, Massachusetts.

Own the structural architecture, design, analysis, qualification, and production of lightweight space solar array hardware. Lead structural trades, hand calculations, FEA, material and joint selection, test planning, model correlation, design reviews, failure investigations, and risk reduction. Partner with multidisciplinary engineering, manufacturing, and suppliers to resolve integration challenges, improve production processes, reduce mass, and ensure flight readiness. Mentor engineers and establish robust structural design and verification practices.

Designs and validates mechanical products and ultrasound transducers in an agile R&D environment. Responsibilities include developing mechanical concepts, characterizing acoustic and material performance, managing technical risks, overseeing design reviews, approving drawings and assemblies, defining validation protocols, and supporting production transfer. The role collaborates cross-functionally with product management, operations, project management, and global engineering teams, while mentoring less experienced designers and contributing to continuous improvement.

Leads packaging engineering from concept through manufacturing release for WHOOP products and accessories. Responsibilities include SolidWorks design, technical documentation, component and BOM ownership, prototyping, validation, root-cause analysis, supplier and contract manufacturer collaboration, production ramp, and packaging process improvement. The role requires balancing user experience, manufacturability, cost, quality, sustainability, and supply-chain readiness while collaborating across engineering, design, manufacturing, quality, operations, product, and creative teams.

Design, prototype, test, and improve mechanical components for wearable hardware products from concept through manufacturing release. Create CAD models, drawings, BOMs, and ECOs; conduct DfM reviews; support validation builds; manage second sourcing; perform root-cause analysis; and improve quality, reliability, performance, and manufacturability. Collaborate with electrical, manufacturing, supply chain, quality, suppliers, and contract manufacturers, including up to 20% international travel.

Leads mechanical design, validation, and development for next-generation biometric wearable products from concept through manufacturing release. Creates SolidWorks models, drawings, BOMs, and ECOs; designs validation protocols; manages testing; performs root-cause analysis; coordinates engineering changes with suppliers and contract manufacturers; and mentors junior engineers. Collaborates with electrical, embedded, manufacturing, product, and program teams while supporting high-volume consumer electronics production.

Own mechanical subsystems and components for WHOOP wearable products, leading design improvements, validation, engineering changes, root-cause investigations, and sustaining production engineering. Collaborate with electrical, manufacturing, supply chain, quality, suppliers, and contract manufacturers to improve performance, reliability, manufacturability, yield, and cost. Maintain CAD and technical documentation, support validation builds, mentor junior engineers, and travel internationally up to 20%.

Design, prototype, test, and document complex mechanical components for WHOOP hardware products from concept through manufacturing release. Create 3D files, drawings, BOMs, and ECOs; collaborate with suppliers and contract manufacturers; support validation plans, DOE, root-cause analysis, and manufacturing execution. The role requires cross-functional communication, technical risk management, and up to 20% international travel to manufacturing partners.

Design, prototype, and test mechanical components for early-stage wearable hardware projects. Develop manufacturing-ready designs, evaluate technologies and manufacturing methods, support validation testing and design of experiments, and operate prototyping equipment such as 3D printers and CNC machines. Collaborate with multidisciplinary teams, suppliers, contract manufacturers, and senior engineers to improve product quality, performance, and manufacturability.

Design, fabricate, assemble, commission, and troubleshoot custom manufacturing equipment for an investment casting process. Translate process requirements into mechanical systems, fixtures, guarding, material handling, and automated equipment. Produce detailed drawings with GD&T, conduct testing and technical reviews, support sourcing and build-versus-buy decisions, and improve equipment manufacturability, maintainability, throughput, and reliability.

Designs and analyzes mechanical systems, tooling, fixtures, layouts, and specifications for semiconductor equipment. Troubleshoots mechanical issues, coordinates component procurement and assembly, documents engineering tests, supports product releases, and enables handling, assembly, and disassembly across the product life cycle. The role also oversees manufacturing and installation processes and applies engineering standards and regulations.

Design, analyze, prototype, test, and release robotic mechanical components and subassemblies, including mechanisms, joints, structures, housings, bearings, and sensor packaging. Own designs from concept through production while applying CAD, GD&T, tolerance analysis, hand calculations, and FEA. Collaborate with systems, controls, electrical, firmware, manufacturing, suppliers, and external partners on integration, validation, troubleshooting, and high-volume production.

Senior Mechanical Engineer responsible for designing and analyzing complex electromechanical and robotic products from concept through production. The role includes defining requirements and hardware architecture, creating production documentation, conducting engineering analyses, testing prototypes, working with vendors and interdisciplinary teams, supporting client solutions, and mentoring junior engineers. Candidates will contribute across consumer, industrial, communications, robotics, and medical device projects in a fast-paced product development environment.

Design and develop complex electromechanical products from concept through production. Responsibilities include requirements definition, detailed mechanical design, engineering analysis, prototyping, testing, documentation, vendor coordination, and collaboration with industrial design and UX teams. The role requires experience with molded, sheet metal, and machined components, production release documentation, regulatory requirements, and hands-on shop or laboratory work in an onsite product development environment.

Create and quality-assure high-fidelity mechanical engineering datasets for AI model training, evaluation, and customer delivery. Build CAD reference models, assemblies, annotations, exploded views, sequences, and manufacturing artifacts. Develop data workflows, metadata standards, quality checks, and documentation while collaborating with product, research, engineering, and customer-facing teams. Translate mechanical engineering, CAD, manufacturing, DFM, and customer data requirements into structured datasets and scalable processes.

Performs piping flexibility and stress analysis, pipe support design, finite element analysis, and static equipment design for oil, gas, and LNG projects. Prepares calculations, drawings, specifications, bid evaluations, and technical documentation. Reviews supplier data, coordinates with multidisciplinary project teams, directs designers and drafters, and provides field verification and mechanical execution support.

Lead battery system architecture, design, qualification, integration, and production for X-BAT, launch/recovery vehicles, and ground equipment. Deploy high-voltage, high-power battery systems, build team and lab, perform verification, debug complex electrical and environmental issues, and provide mentorship and program leadership.

Leads mechanical engineering for data center operations, including HVAC and cooling system design, infrastructure optimization, capacity planning, energy efficiency, maintenance practices, and project delivery. Provides operational troubleshooting and technical leadership, manages vendors and multidisciplinary teams, ensures regulatory compliance, and supports reliable, sustainable, cost-effective data center infrastructure. Travel up to 25% is required.

Leads mechanical design and technology development for robotic systems from concept through production. Responsibilities include prototyping, cross-disciplinary system engineering, mechanical analysis, simulation, failure investigation, root-cause analysis, design validation, and production implementation. The role balances performance, manufacturability, reliability, thermal behavior, stiffness, mass, torque, and tolerance requirements while collaborating with electrical, software, product, and production teams.

Leads mechanical design and development of precision vacuum robots and electromechanical automation systems. Responsibilities include product development, FEA and tolerance analysis, technical leadership, prototype and production support, DFX initiatives, customer and supplier collaboration, sustaining engineering, root-cause investigations, and reliability improvements. The role also mentors engineers, supports technology roadmaps, and drives products from concept through production release.

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.