Principal, Systems/Mechanical Engineering HDSPrincipal, Systems/Mechanical EngineeringBoston, MassachusettsHDS is led by a top-tier team with an impressive track record and backed by prominent investors (see HDSGlobal.com ) and industry leaders (see our recent partnerships with Ingram Micro and Toyota ). Autonomy, mastery, purpose : We provide a clear mission so that you can self-direct your work, provide exceptional challenges to hone your skills, and provide an opportunity to transform the supply chain function into a huge competitive advantage.
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 Intern/Co-Op Fall 2026 LegenceMechanical Engineer Intern/Co-Op Fall 2026Framingham, MARequirements:• Pursuing a Bachelor of Mechanical Engineering or Architectural Engineering, preferably a sophomore (2nd year), or junior (3rd year),• Strong interest in Building Systems Mechanical Engineering,• AutoCAD and REVIT experience preferred,• Strong interpersonal and communication skills,• Proficiency with Microsoft Word and Excel,• Ability to work both independently and with a team,• Ability to work full time in our office throughout the co-op term,• Ability to travel locally for job site inspections, field work, etc. Job Functions: (may include but are not limited to)• Produce detailed layout and equipment details of HVAC systems,• Produce one-line diagrams/schematics,• Assist the design team in the process of assembling organized sets of drawings,• May assist in the data collection and/or field verification, and• Work in conjunction with designers and engineers to help develop all aspects of a project.
Mechanical Engineer Intern/Co-Op Summer 2027 LegenceMechanical Engineer Intern/Co-Op Summer 2027Boston, MAJob Functions: (may include but are not limited to)• Produce detailed layout and equipment details of HVAC systems• Produce one-line diagrams/schematics• Assist the design team in the process of assembling organized sets of drawings• May assist in the data collection and/or field verification• Work in conjunction with designers and engineers to help develop all aspects of a projectRequirements:• Pursuing a Bachelor of Mechanical Engineering or Architectural Engineering, preferably a sophomore (2nd year), or junior (3rd year)• Strong interest in Building Systems Mechanical Engineering• AutoCAD and REVIT experience preferred• Strong interpersonal and communication skills• Proficiency with Microsoft Word and Excel• Ability to work both independently and with a team• Ability to work full time in our office throughout the co-op term• Ability to travel locally for job site inspections, field work, etc. For college students interested in engineering design for the built environment, CMTA has a robust co-op program for students pursuing a degree in Mechanical Engineering, Electrical Engineering, and Architectural Engineering.
Mechanical Engineer Intern/Co-Op Spring 2027 LegenceMechanical Engineer Intern/Co-Op Spring 2027Boston, MAJob Functions: (may include but are not limited to)• Produce detailed layout and equipment details of HVAC systems• Produce one-line diagrams/schematics• Assist the design team in the process of assembling organized sets of drawings• May assist in the data collection and/or field verification• Work in conjunction with designers and engineers to help develop all aspects of a projectRequirements:• Pursuing a Bachelor of Mechanical Engineering or Architectural Engineering, preferably a sophomore (2nd year), or junior (3rd year)• Strong interest in Building Systems Mechanical Engineering• AutoCAD and REVIT experience preferred• Strong interpersonal and communication skills• Proficiency with Microsoft Word and Excel• Ability to work both independently and with a team• Ability to work full time in our office throughout the co-op term• Ability to travel locally for job site inspections, field work, etc. For college students interested in engineering design for the built environment, CMTA has a robust co-op program for students pursuing a degree in Mechanical Engineering, Electrical Engineering, and Architectural Engineering.
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.
NewMechanical Design Engineer Rose InternationalMechanical Design EngineerWaltham, Massachusetts$53–$60 / hourTemporaryThe ideal candidate enjoys working both at a desk and in a lab/workshop environment and takes pride in delivering high-quality demonstration systems that represent the company's products to customers and stakeholders. The successful candidate will partner closely with a Principal Design Engineer to build, maintain, and optimize commercial demo kits used by our Sales and Commercial teams.
Sr. Mechanical Engineer Artech LLCSr. Mechanical EngineerNorth Reading, MA$75–$81 / hourThis role focuses on delivering high-quality mechanical designs within an established team, contributing to design execution, tradeoff analysis, and problem solving. Work style: High degree of independence on assigned workstreams, with close collaboration with senior engineers and project leads.
Mechanical Manufacturing Engineer Cirtronics CorporationMechanical Manufacturing EngineerMilford, NHFull timeIf you enjoy solving manufacturing challenges, improving processes, and supporting the production of complex electromechanical assemblies, this is an exciting opportunity to make a direct impact in a collaborative, technology-driven environment. Apply today and help support the manufacturing of innovative products used in some of today's most advanced industries.
Mechanical Hvacp Engineer Woodard & Curran, Inc.Mechanical Hvacp EngineerCanton, MA$70,000–$115,000 / yearYour work will come in varying degrees of complexity and although you will develop to work independently on most projects, our experienced engineers will be there to support you collaboratively, answer questions, and provide on-the-job mentoring. This position's anticipated pay range is provided; the final exempt salary or non-exempt hourly pay will depend on experience level and consider a percentage-based geographic differential based on where the final candidate will be working.
Mechanical Engineer I RTX CorpMechanical Engineer IMarlborough, MAWithin the Hardware Engineering Organization, the Undersea & Electronics Systems (UES) Department leads the mechanical and electrical design, development, and integration of a diverse set of products, including but not limited to undersea sensors and analysis, naval platforms, shipboard/ground-based processing and power equipment, and launchers. The Hardware Engineering team strives to be the premier organization for mechanical design and development through our world class people and technology - creating trusted, innovative solutions to make the world a safer place.
NewMechanical Engineer iMPact Business Group, Inc.Mechanical EngineerWaltham, MAThe ideal candidate enjoys working both at a desk and in a lab/workshop environment and takes pride in delivering high-quality demonstration systems that represent the company's products to customers and stakeholders. The successful candidate will partner closely with a Principal Design Engineer to build, maintain, and optimize commercial demo kits used by our Sales and Commercial teams.
Mechanical Engineer Lutron Electronics Co., IncMechanical EngineerBoston, MassachusettsFull timeFrom concept development through production support, you will contribute across the entire product lifecycle while working on products used in some of the world's most advanced residential and commercial environments. Our company has cultivated a reputation of unsurpassed quality, a broad range of technologies and product offerings, and a strong commitment to servicing our worldwide customers.
Senior Mechanical Design Engineer RTXSenior Mechanical Design EngineerTewksbury, MassachusettsTeaming/Communication: Collaborate with cross-functional teams including other engineering disciplines, operations, supply chain, quality, and external suppliers to resolve technical challenges and develop effective design solutions. Lead small teams utilizing strong mechanical hardware design experience and knowledge in a fast-paced collaborative environment with ruggedized structures, interconnects, cooling, electronics packaging, tooling and/or array integration.
Mechanical Engineer III PDS Inc, LLCMechanical Engineer IIINorth Reading, MA$57–$60 / hourThermal simulation analysis using ANSYS IcePak and/or Siemens Star CCM. Use of engineering project management software such as JIRA, Confluence, or other Agile tools.
Senior Mechanical Engineer Kimmel & AssociatesSenior Mechanical EngineerBoston, MAThrough innovative HVAC engineering, electrical upgrades, building automation systems, preventative maintenance, and energy optimization, the company helps commercial and institutional clients reduce operating costs while improving building performance and environmental impact. This is an excellent opportunity for a technically strong engineer who enjoys solving challenging engineering problems, mentoring junior staff, and collaborating with multidisciplinary teams throughout the entire project lifecycle—from conceptual design through construction.
System Mechanical & Integration Engineer Analog DevicesSystem Mechanical & Integration EngineerWilmington, MassachusettsADI combines analog, digital, AI, and software technologies into solutions that combat climate change, reliably connect humans and the world, and help drive advancements in automation and robotics, mobility, healthcare, energy and data centers. In this role, you will work alongside experienced power electronics, thermal, mechanical, systems, and reliability engineers to design, integrate, and validate high-density power supply systems for AI and cloud computing infrastructure.
Senior Precision Mechanical Engineer-Technical Staff (Lexington, MA, US) MIT Lincoln LaboratorySenior Precision Mechanical Engineer-Technical Staff (Lexington, MA, US)Lexington, MA$145,200–$170,000 / yearThe candidate must be knowledgeable in a broad range of challenging problems for precision machine design, mechanisms, and opto-mechanical systems including exact constraint design, bearings, flexures, sensors, actuators, precision error budgeting, structural design, and control systems. The final salary offered to a selected candidate will depend on various factors, including—but not limited to—the scope and responsibilities of the role, the candidate’s experience, skills and education/training, internal equity considerations and applicable legal requirements.
Field Mechanical Engineer - Assembly Commonwealth Fusion SystemsField Mechanical Engineer - AssemblyDevens, MAWhat you'll do: Co-own and be the expert in the assembly sequence of your workstation (initially this role is scoped to the assembly of the Toroidal Field Coil (TF) semicircle sub-assemblies), with the responsibility to determine and enact acceptable solutions and changes to the sequence that both allow successful completion of the work-station but also fit with the entire SPARC assembly sequence. This also includes the close collaboration with adjacent teams on the Assembly Team, such as creating and incorporating the new process changes with the Assembly Process team or providing the Metrology team with any assistance or tools needed for the precision alignment of coils and other key structures.
Mechanical Principal Engineer - AI Technologies Dell, Inc.Mechanical Principal Engineer - AI TechnologiesHopkinton, MAFull timeOur teams design and develop the hardware and software that connect infrastructure, accelerate computational workloads, integrate across the stack, protect data continuity, and deliver the platforms, applications, and diagnostics our customers rely on every day at enterprise scale. Our team conducts the analysis, feasibility studies and testing of mechanical products, instruments, subassemblies and packaging for new and existing products - and then oversees the introduction of design changes to the manufacturing organizations.