Mechanical Engineer – Project Level Triton Systems, Inc.Mechanical Engineer – Project LevelChelmsford, MAFull timeIn this role, a typical week includes designing and iterating prototype subsystems in CAD, conducting lab tests or preparing for at-sea deployments, collaborating with electrical and software engineers to integrate systems, analyzing data to refine designs, and contributing to proposals or new concept development. We are developing uncrewed systems (unmanned underwater vehicles, surface craft, launch and recovery systems), marine systems (submarine/shipboard equipment, diver equipment), and ocean sensing systems (including sensors and signal processing).
Mechanical Engineer II - Test Equipment, Onsite (Tewksbury/Andover, MA) RTXMechanical Engineer II - Test Equipment, Onsite (Tewksbury/Andover, MA)Tewksbury, MassachusettsResearch, plan, design and develop mechanical test systems in areas to include: electronic packaging, mechanical fixtures, automation, radio frequency, thermal, hydraulic, vibration, and electro-optical for production testing environments. TS products are located in engineering labs, in the field, and in production environments utilized for weapon system product verification, qualification, test data analysis, and production test solution development.
Mechanical Engineer-Photonics QUANTUM COMPUTING, INC.Mechanical Engineer-PhotonicsBedford, MAEvaluate mechanical design trade-offs in the context of adjacent subsystems — including heat dissipation paths, electrical interconnect routing, and optical alignment sensitivity. You will collaborate closely with electrical, optical, and manufacturing engineers to develop practical solutions in a fast-paced environment where requirements evolve and new technical challenges emerge regularly.
Controls Engineer Methods Machine ToolsControls EngineerSudbury, MA$43.16–$55.89 / hourJob Summary: Job Summary: The Automation Controls Engineer is responsible for designing, developing, and supporting the control systems that integrate CNC machine tools with a range of accessories and Fanuc robotic cells. This job description is designed to provide an overview of basic skills, experiences and education required to perform the job and is not designed to cover or contain a comprehensive listing of all activities, duties, or responsibilities required of the employee to perform the essential functions of the job.
Electro Mechanical Design Engineers - ATE- Creo - Creo Schematic Associates SystemsElectro Mechanical Design Engineers - ATE- Creo - Creo SchematicTewksbury, MassachusettsMinimum of five (5) years of technical / engineering experience in mechanical design and/or production support Minimum of three (3) years experience with CAD solid modeling tools and analysis tools with an emphasis on ProE / CREO Parametric . Research, plan, design and develop mechanical test systems in areas including, but not limited to, vibration, thermal, hydraulic, radio frequency, and electro-optical for production testing environments.
NewPrincipal Mechanical Engineer BAE Systems PlcPrincipal Mechanical EngineerHudson, NH$118,095–$200,762 / yearAbout BAE Systems Electronic Systems BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Key Responsibilities: Design packaging for optical sensing systems, IR cameras, and associated electronics for use in typical military environments, including high speed and high altitude missile flight.
Sr. Mechanical Technician Quaise Energy, IncSr. Mechanical TechnicianMalden, MAWorking alongside scientists and engineers, this position helps build, troubleshoot, and refine laboratory test systems that advance the development of millimeter wave drilling technologies, including waveguides, gyrotrons, power supplies, pumps, compressors, and other specialized research equipment. As both a technology innovator and project developer, Quaise builds and operates solutions that harness superhot geothermal energy far below the surface, enabling power generation that can rival the output of today's most efficient fossil fuel and nuclear plants.
Associate Level Mechanical Engineer (Ph.D.) Exponent Inc.Associate Level Mechanical Engineer (Ph.D.)Natick, Massachusetts$140,000–$160,000 / yearFull timeFor over five decades, we've connected the lessons of past failures with tomorrow's solutions to advise clients as they innovate technologically complex products and processes, ensure the safety and health of their users, and address the challenges of sustainability. You will be expected to grow in the key aspects of consulting, including technical expertise and effective spoken and written communications, to develop a consulting practice serving clients both within and outside the firm.
Sr. Mechanical Engineer, Ocean Systems Triton Systems, Inc.Sr. Mechanical Engineer, Ocean SystemsChelmsford, MATriton is developing unmanned underwater vehicles (UUVs), UUV components, unmanned surface craft, submarine systems, wave energy systems, aerial systems, and acoustic systems for the defense and energy sectors. Our teams thrive in a collaborative, fast-paced environment where we tackle complex challenges, meet our customers' toughest requirements, and deliver high-impact results on time, on budget and have fun while doing it.
2026 ADGE Principal Mechanical Engineer – On-Site RTX2026 ADGE Principal Mechanical Engineer – On-SiteTewksbury, MassachusettsActive and existing security clearance required after day 1 At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.
Mechanical Engineer II Sloan Valve CompanyMechanical Engineer IIAndover, MA$88,000–$98,000 / yearAnalyze and resolve design challenges and quality issues via a solid understanding of the science behind the design through appropriate engineering analysis including FEA and CFD, DFMEA, tolerance analysis, statistical methods, design of experiments, simulation, calculation and other engineering methodologies. We manufacture water- efficient products including flush valves, electronic faucets, soap dispensing and sink systems along with vitreous china fixtures for commercial, industrial and institutional markets worldwide.
Principal Mechanical Engineer ReBuild ManufacturingPrincipal Mechanical EngineerWilmington, MA$165,320.12–$247,980.18 / yearAs part of Re:Build Manufacturing, we are able to collaborate with other member sites and leverage a greater network of capabilities including composites, industrial design, structural analysis, and embedded systems design. We have extensive in-house laboratory and rapid prototyping capability including CNCs, 3D printers, waterjet and laser cutters, which help facilitate our ability to prototype and innovate fast.
Principal Exponent Inc.PrincipalNatick, Massachusetts$250,000–$300,000 / yearFull timeAs a Principal Engineer, you will cultivate relationships with existing clients, identify new business opportunities, lead teams to perform leading-edge analyses, and contribute to the growth of our Thermal Sciences Practice. This position will involve applying advanced economic, financial, and technical expertise to real-world challenges in energy markets, including investment strategy, asset valuation, regulatory analysis, and generation and transmission development.
Eng Test Senior AxcelisEng Test SeniorBeverly, MA$116,331.60–$174,497.40 / yearThis is an opportunity for an experienced engineer to expand their technical leadership, influence cross-functional decisions, and deliver measurable impact across production and new product introduction efforts. Required Education & Experience: Bachelor of Science in Electrical Engineering, Mechanical Engineering, Computer Engineering, Manufacturing Engineering, or a related technical field - advanced degree preferred.
Electrical Engineer Cognito TherapeuticsElectrical EngineerCambridge, MACognito Therapeutics, Inc. is a venture-backed (Morningside Ventures, FoundersX, IAG, Starbloom) late clinical stage company translating scientific findings from MIT into therapeutic approaches for brain health, including Alzheimer's disease and other neurodegenerative conditions. Cognito Therapeutics, Inc., is seeking a detail-oriented Electrical Engineer to join our growing R&D team tasked with supporting the design and implementation of complex wearable electro-optical systems from concept to production.
Engineering Project Manager (Defense & Aerospace, North Reading, MA) TeradyneEngineering Project Manager (Defense & Aerospace, North Reading, MA)North Reading, MA$111,600–$178,600 / yearBenefits: Teradyne offers a variety of robust health and well-being benefit programs, including medical, dental, vision, Flexible Spending Accounts, retirement savings plans, life and disability insurance, paid vacation & holidays, tuition assistance programs, and more. ATTENTION APPLICANTS WITH DISABILITIES: If you’re unable to access our on-line application due to a disability you may visit one of our locations or our Corporate Office at 600 Riverpark Drive, North Reading, MA and request a paper application form.
Staff Electrical Engineering Lead WhoopStaff Electrical Engineering LeadBoston, MA$175,000–$215,000 / yearAt WHOOP, we view total compensation as the combination of base salary, equity, and benefits, with equity serving as a key differentiator that aligns our employees with the long-term success of the company and allows every member of our corporate team to own part of WHOOP and share in the company's long-term growth and success. The WHOOP compensation philosophy is designed to attract, motivate, and retain exceptional talent by offering competitive base salaries, meaningful equity, and consistent pay practices that reflect our mission and core values.
Sr Advanced Engineering Technician General Dynamics Mission Systems, IncSr Advanced Engineering TechnicianQuincy, MA$43.50–$47.71 / hourThe Senior Advanced Engineering Technician will act as a leader and mentor to new technicians in the support of engineering activities such as designing, testing, checking-out, modification, fabrication and assembly of prototype electro mechanical systems, experimental design circuitry, laser/light transmission devices or specialized test equipment. General Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation.
Senior Engineer (Electrical) Aha EngineersSenior Engineer (Electrical)Boston, MAAHA Consulting Engineers , founded in 1991 and headquartered in Burlington, Massachusetts with offices in Boston, Alpharetta (GA) and Philadelphia is a private firm specializing in Mechanical, Electrical, Plumbing, Fire Protection (MEP/FP), Energy & Sustainability, Commissioning, BIM/VDC, and Technology Design services. Along with competitive pay and comprehensive benefits, we offer unique programs that set us apart: Employee Stock Ownership Plan (ESOP) – giving you a true stake in AHA’s long-term success.
Facility Engineering Director Revolution SpaceFacility Engineering DirectorBoston, MassachusettsThe role begins with a high-visibility initiative: outfitting and transitioning the organization into a new R&D facility, including coordination of major equipment selection and procurement, tactical interface with construction management, contractors, and architects, and detailed planning and execution of the operations move. Manage Lab/EHS Manager and maintenance staff to ensure operational and safety processes and authorizations are in compliance, maintain calibrate equipment, tools and instruments, outfit ensure safe operations of rapid prototyping work cell.