Software Engineer (C# .NET Framework/SQL Server) SarnovaSoftware Engineer (C# .NET Framework/SQL Server)Boston, MAThe position is well suited for an engineer who enjoys working with complex systems, troubleshooting production issues, and contributing to the continued evolution and sustainability of the platform. This role focuses on supporting, enhancing, and progressively modernizing enterprise and legacy applications using C#, NET Framework, and SQL Server.
Principal Mechanical Design Engineer RTXPrincipal Mechanical Design EngineerMarlborough, 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. Work with minimal direction or supervision, while exercising considerable latitude in determining the technical objectives of the assignment while meeting cost, schedule, quality, and performance requirements for the finished product.
NewPrincipal Mechanical Design Engineer The Charles Stark Draper LaboratoryPrincipal Mechanical Design EngineerCambridge, MassachusettsDraper supports many programs to improve work-life balance including workplace flexibility, employee clubs ranging from photography to yoga, health and finance workshops, off site social events and discounts to local museums and cultural activities. The mechanical design team is responsible for the full cycle of mechanical design from concept exploration of multiple potential solutions through trade study analysis, down-selection, prototyping and testing, and finally delivery.
Principal Mechanical Design Engineer RTX CorpPrincipal Mechanical Design EngineerTewksbury, MAWork with minimal direction or supervision, while exercising considerable latitude in determining the technical objectives of the assignment while meeting cost, schedule, quality, and performance requirements for the finished product. Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience or An Advanced Degree in a related field and minimum 5 years experience.
Assistant Vice President, Mechanical Design Engineer WSP Global IncAssistant Vice President, Mechanical Design EngineerBoston, MA$138,100–$205,000 / yearWork with cross‑functional teams of engineers to execute HVAC project design work on mid‑level and/or multiple concurrent projects, including, tracking hours, task completion, system calculations, compliance documentation, and technical analysis. This role will actively participate in the full project cycle with a focus on complex sector work such as healthcare HVAC systems, pharmaceutical clean rooms, life sciences facilities, laboratories, industrial ventilation, and mixed-use commercial facilities from the design phase through final construction close‑out.
2026 ADGE Mechanical Design Engineer II (On-Site) RTX Corp2026 ADGE Mechanical Design Engineer II (On-Site)Tewksbury, MAKnowledge of electronic assembly integration, shelters, racks, power distribution units, military/commercial specifications, GD&T (ASME Y14.5), ECAD processes, interconnects/cables/harnesses, and material selection/finishes. The ideal candidate will bring a blend of technical expertise, mechanical hardware design experience, system integration skills, and a strong background in program execution and production support.
Senior Mechanical Design Engineer RTXSenior Mechanical Design EngineerMarlborough, 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.
Sr. Mechanical Design Engineer Myomo IncSr. Mechanical Design EngineerBurlington, MA$130,000–$140,000 / yearBased on patented technology developed at MIT, Harvard Medical School and by the Company, Myomo develops and markets the MyoPro product line of lightweight, non-invasive, powered arm braces (orthoses) to restore function in paralyzed or weakened arms and hands of individuals that have suffered a stroke, spinal cord, or nerve injury. It is the only device that, sensing a patientâs own neurological signals through non-invasive wearable sensors, can restore the ability to use their arms and hands so that they can live independently, increase their quality of life, reduce cost of care, and return to work.Â
Senior Mechanical Design Engineer RTX CorpSenior Mechanical Design EngineerMATeaming/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.
Sr. Mechanical Design Engineer Flex LtdSr. Mechanical Design EngineerLittleton, MA$126,500–$173,900 / yearThis role is responsible not just for creating models, but for expertly detailing SolidWorks designs into clear, complete, and executable documentation that enables low‑cost, high‑quality, repeatable manufacturing. Build and maintain complete documentation packages, including SolidWorks models, drawings, specifications, and structured BOMs, with accountability for accuracy and completeness.
Senior Mechanical Design Engineer RISE RoboticsSenior Mechanical Design EngineerSomerville, MA$150,000–$175,000Founded in 2011 by graduates of MIT and RISD (Rhode Island School of Design), and backed by Engine Ventures, Techstars, Fortistar and Gates Corporation, RISE Robotics is leading the way to Zero Emission heavy machinery by providing the world’s most efficient and productive alternative to hydraulics. Proven technical aptitude and experience with electro-mechanical design and related manufacturing processes that might include: complex mechanical assemblies; rotating machinery; tolerance studies; design for assembly / manufacturing; EE and ME component and material selection; FMEA; design for life.
Principal Mechanical Design Engineer RISE RoboticsPrincipal Mechanical Design EngineerSomerville, MA$175,000–$200,000Founded in 2011 by graduates of MIT and RISD (Rhode Island School of Design), and backed by Engine Ventures, Techstars, Fortistar and Gates Corporation, RISE Robotics is leading the way to Zero Emission heavy machinery by providing the world’s most efficient and productive alternative to hydraulics. Proven technical aptitude and experience with electro-mechanical design and related manufacturing processes that might include: complex mechanical assemblies; rotating machinery; tolerance studies; design for assembly / manufacturing; EE and ME component and material selection; FMEA; design for life.
Mechanical Design Engineer Entwistle CoMechanical Design EngineerMA$80,000–$100,000 / yearIn this role, you'll help deliver mission-critical components that support U.S. and allied defense, with your skills, creativity, and impact directly contributing to national and global security. Collaborate with project management and cross-functional teams to troubleshoot designs, resolve issues, and drive continuous improvements.
Mechanical Design Engineer NanobiosymMechanical Design EngineerCambridge, MAFull timeNanobiosym Diagnostics, Nanobiosym 's commercial engine, focuses on the commercialization of its disruptive diagnostic technology platform, which will empower people worldwide with rapid, accurate, and portable diagnostic information about their own health. In addition to technical skills, successful candidates possess strong organizational, communication and team skills, and thrive in a fast-paced start-up environment.
Mechanical Design Engineer Pendar TechnologiesMechanical Design EngineerCambridge, MA$90,000–$110,000 / yearIn six months, you will have… Sourced parts, assembled, and tested the next set of prototypes, successfully handing them off to our internal teams for R&D and algorithms development. Have 2–5 years of mechanical engineering experience, with familiarity across the full product development cycle from prototypes through DFM to production handoff.
Design Engineer (HVAC - Mass) Aha EngineersDesign Engineer (HVAC - Mass)Boston, MA$80,000–$120,000 / yearAs a multi-discipline building system consulting firm, our offerings include best-in-class HVAC, Plumbing, Electrical and Fire Protection (MEP/FP) and Technology Design; Energy & Sustainability Consulting; Commissioning, BIM/VDC and Advisory Services; Arc Flash and Coordination Studies; and Computational Fluid Dynamics Modeling. AHA’s Team of dedicated professionals in our Burlington and Boston, MA; Atlanta (Alpharetta), GA; Philadelphia, PA; and Ashburn, VA offices expertly advise, evaluate, model, design and commission high-performance building systems delivering trusted performance to our clients under the most challenging budget and schedule constraints.
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.
Hardware Design Engineer II RTXHardware Design Engineer IIMarlborough, MassachusettsThese design efforts will include collaboration with systems engineers, mechanical engineers, manufacturing engineers, and other electrical engineers to perform design trades and requirements flow down, perform electrical analysis, develop test plans, and ultimately to deliver working hardware that meets program requirements. Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date 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.
Senior Hardware Design Engineer RTXSenior Hardware Design EngineerMarlborough, MassachusettsThese design efforts will include collaboration with systems engineers, mechanical engineers, manufacturing engineers, and other electrical engineers to perform design trades and requirements flow down, perform electrical analysis, develop test plans, and ultimately to deliver working hardware that meets program requirements. Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date 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.
Principal Hardware Design Engineer RTXPrincipal Hardware Design EngineerMarlborough, MassachusettsThese design efforts will include collaboration with systems engineers, mechanical engineers, manufacturing engineers, and other electrical engineers to perform design trades and requirements flow down, perform electrical analysis, develop test plans, and ultimately to deliver working hardware that meets program requirements. Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date 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.
Engineer: Mechanical Design Engineer With Plastics Experience Nanobiosym IncEngineer: Mechanical Design Engineer With Plastics ExperienceCambridge, MANanobiosym Diagnostics Nanobiosyms commercial engine focuses on the commercialization of its disruptive diagnostic technology platform which will empower people worldwide with rapid, accurate, and portable diagnostic information about their own health. In addition to technical skills, successful candidates possess strong organizational, communication, and team skills and thrive in a fast-paced start-up environment.
Tooling Fixture Design Engineer Yantran LLCTooling Fixture Design EngineerBoston, MAShould have good understanding on fixture concept, working principle of common OEM's like bearings, gearbox, toggles, slides etc. Onsite role will act as the interface between client teams and the offshore design team to reduce communication friction.
Design Automation Engineer, Architectural Design and BIM Reframe SystemsDesign Automation Engineer, Architectural Design and BIMBoston, MassachusettsYou'll work inside the design workflow, starting with Revit automation, and turn the manual, repetitive parts of design and estimating into stable, production-grade software that saves the team real time and feeds into our downstream "CAD-to-fab" systems. Through our vertically integrated delivery model and highly automated microfactories, we deliver climate resilient homes and buildings with greater speed and predictability than traditional construction.
Senior Design Engineer Reframe SystemsSenior Design EngineerAndover, MassachusettsYou will leverage deep expertise in parametric CAD to create designs that are far more detailed than traditional AEC workflows, generate manufacturing-ready assets, and ultimately drive efficiency and precision across our product line. As a Senior Mechanical Engineer, you will be responsible for the following areas, with an emphasis on automation and process improvement: Expert CAD Modeling and Detailing: Serve as the technical authority for creating detailed and parameterized CAD models using Onshape.
Mechanical Engineer I (HVAC facility design) Integrated Project Services IncMechanical Engineer I (HVAC facility design)Burlington, MA$83,000–$127,000 / yearProcess Architecture, Process Design, Engineering, Construction, Commissioning, Qualification, LEAN Project Delivery, Strategic Master Planning, Energy Conservation Management, Project Controls, Program/Project Management, Operations/Logistics Strategy and Planning, EPCMV, and Staffing Services. At IPS, we are global leaders in developing innovative solutions for the consulting, architecture, engineering, project controls, procurement, construction management, and CQV of technically complex facilities, primarily in the life sciences industry.
Test Development Design Engineer NR Consulting LLCTest Development Design EngineerTewksbury, MA$58–$63 / hourTest architectures include a blend of customized and COTS Automatic Test Equipment (ATE), along with custom electro-mechanical holding fixtures and associated interface cabling and harnessing. Engineers in this role will also have exposure to the full lifecycle development process - from the requirements definition phase of the test solution design process through the verification and final system sell-off in a production facility or field/depot environment.
Mechanical Design Integrations Backend Engineer Foundation EGIMechanical Design Integrations Backend EngineerBoston, MassachusettsExperience developing software integrations using commercial CAD APIs , such as Siemens NX Open, CATIA, SOLIDWORKS API, Creo Toolkit, Autodesk Inventor API , or similar engineering platforms. $110,000 - $175,000 a year We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information.
Senior Hardware Design Engineer RTX CorpSenior Hardware Design EngineerMarlborough, MAThese design efforts will include collaboration with systems engineers, mechanical engineers, manufacturing engineers, and other electrical engineers to perform design trades and requirements flow down, perform electrical analysis, develop test plans, and ultimately to deliver working hardware that meets program requirements. Experience working in a laboratory environment using logic analyzers, oscilloscopes, phase noise analyzer (PNA), and spectrum analyzer to test and verify the functions of digital and mixed signal circuits and systems.
Hardware Design Engineer II RTX CorpHardware Design Engineer IIMarlborough, MAThese design efforts will include collaboration with systems engineers, mechanical engineers, manufacturing engineers, and other electrical engineers to perform design trades and requirements flow down, perform electrical analysis, develop test plans, and ultimately to deliver working hardware that meets program requirements. Experience working in a laboratory environment using logic analyzers, oscilloscopes, phase noise analyzer (PNA), and spectrum analyzer to test and verify the functions of digital and mixed signal circuits and systems.
Principal Hardware Design Engineer RTX CorpPrincipal Hardware Design EngineerMarlborough, MAThese design efforts will include collaboration with systems engineers, mechanical engineers, manufacturing engineers, and other electrical engineers to perform design trades and requirements flow down, perform electrical analysis, develop test plans, and ultimately to deliver working hardware that meets program requirements. Experience working in a laboratory environment using logic analyzers, oscilloscopes, phase noise analyzer (PNA), and spectrum analyzer to test and verify the functions of digital and mixed signal circuits and systems.
Lead Mechanical HVAC Design Engineer WSP Global IncLead Mechanical HVAC Design EngineerBoston, MA$118,000–$175,500 / yearVerify site characteristics and provide mechanical/HVAC technical assistance related to documenting existing building conditions - including automatic temperature control systems, air distribution systems (supply, return, exhaust), hydronic systems (chilled water, heating water), and general building mechanical equipment. Work with cross‑functional teams of engineers, designers, and technical professionals to execute HVAC‑focused project work, including system calculations, equipment selections, permit documentation, must be proficient with Revit/AutoCAD deliverables, and compliance analyses.
Design Engineer KeyPoint StaffingDesign EngineerMerrimack, NHYou'll contribute to the design, development, and improvement of spray nozzles, headers, lances, and related fabricated components while working alongside experienced engineers in a collaborative, innovation-driven environment. Collaborate with manufacturing, applications engineering, and sales teams to translate customer requirements into viable product designs.
NewTooling Design Engineer Amphenol Communications SolutionsTooling Design EngineerNashua, NHAmphenol Corporation is one of the world's largest designers and manufacturers of electrical, electronic and fiber optic connectors and interconnect systems, antennas, sensors and sensor-based products and coaxial and high-speed specialty cable. Amphenol Communications Solutions (ACS), a division of Amphenol Corporation, is a world leader in interconnect solutions for Communications, Mobile, RF, Optics, and Commercial electronics markets.
Mechanical Engineer III (HVAC facility design) IPS-Integrated Project ServicesMechanical Engineer III (HVAC facility design)Burlington, Massachusetts$112,000–$150,000 / yearFull timeIn this role, you will perform the design of the mechanical (HVAC) systems, including but not limited to: air distribution ductwork systems, hot water, chilled water and condenser water pumping and piping systems, steam and condensate piping systems, central plants, air handling systems, dehumidification systems, automatic control systems and ancillary heat transfer systems for pharmaceutical, biotech, and life science facilities. Process Architecture, Process Design, Engineering, Construction, Commissioning, Qualification, LEAN Project Delivery, Strategic Master Planning, Energy Conservation Management, Project Controls, Program/Project Management, Operations/Logistics Strategy and Planning, EPCMV, and Staffing Services.
Principal Mechanical Engineer (Design/Analysis) BAE Systems PlcPrincipal Mechanical Engineer (Design/Analysis)Nashua, NHfor description visit the url https://jobs.baesystems.com/global/en/job/BAE1US126314BREXTERNAL/Principal-Mechanical-Engineer-(Design/Analysis ).
Junior Design Engineer - On Site Only Microspec CorporationJunior Design Engineer - On Site OnlyPeterborough, NH$29–$32 / hourPrimary job responsibility: Supports the design and programming of extrusion tooling for new products and the optimisation of existing tooling to improve process efficiency and product quality. Bachelor’s degree in Mechanical, Manufacturing, Plastics Engineering, or related technical discipline preferred; relevant experience in extrusion tooling design considered.
Fixture Design Engineer ApolisFixture Design EngineerBoston, MA$115–$125 / yearSenior Fixture Design Engineer leads end-to-end design, development, and deployment of manufacturing fixtures and production tooling to support NPI and high-volume manufacturing, ensuring quality, efficiency, and scalability. Strong mechanical design expertise, ability to convert evolving requirements into robust tooling solutions, lead global programs, and deliver high-quality, scalable manufacturing outcomes in fast-paced.
Senior Test Equipment Design Engineer with Active Secret Clearance Geologics CorporationSenior Test Equipment Design Engineer with Active Secret ClearanceTewksbury, MA$64–$79 / hourTest architectures include a blend of customized and COTS Automatic Test Equipment (ATE), along with custom electro-mechanical holding fixtures and associated interface cabling and harnessing. Degree in Electrical Engineering or demonstrated experience with electrical engineering design concepts Minimum 5 years of related experience excluding internships .
Mechanical Engineer I (HVAC Facility Design) IPS-Integrated Project ServicesMechanical Engineer I (HVAC Facility Design)Burlington, Massachusetts$72,000–$111,000 / yearFull timeProcess Architecture, Process Design, Engineering, Construction, Commissioning, Qualification, LEAN Project Delivery, Strategic Master Planning, Energy Conservation Management, Project Controls, Program/Project Management, Operations/Logistics Strategy and Planning, EPCMV, and Staffing Services. Job Description: At IPS, we are global leaders in developing innovative solutions for the consulting, architecture, engineering, project controls, procurement, construction management, and CQV of technically complex facilities, primarily in the life sciences industry.
Principal Test Equipment Design Engineer with Active Secret Clearance Geologics CorporationPrincipal Test Equipment Design Engineer with Active Secret ClearanceTewksbury, MA$70–$90 / hourWork with Prime Engineering, Production, and Operations teams early in development cycle to identify capability and capacity needs for manufacturing test and ensure smooth deployment to manufacturing facilities. Test architectures include a blend of customized and COTS Automatic Test Equipment (ATE), along with custom electro-mechanical holding fixtures and associated interface cabling and harnessing.
BMS Hardware Design Engineer II Schneider Electric SEBMS Hardware Design Engineer IIMA$84,000–$126,000 / yearWhat will make you successful: Bachelor's Degree in Mechanical or Electrical Engineering required Must have 3+ years' experience in the industry and has intermediate knowledge of HVAC, security, or other building or electronic control systems or Schneider Electric's software applications. What's in it for you: Opportunity to work with cutting-edge technologies and innovative solutions Professional growth through exposure to diverse technical challenges and applications Autonomy to drive technical decisions and influence customer solutions Collaborative environment with opportunities to mentor others Platform to expand your expertise in specialized application domains Let us learn about you!
Automation Design Engineer Valmet CorpAutomation Design EngineerShrewsbury, MA$81,000–$108,000 / yearThe Automation Design Engineer will play a key role in developing next‑generation Valvcon electric actuators, improving existing actuator platforms, and supporting cross‑functional engineering needs. This role blends mechanical design, electrical/controls engineering, firmware understanding, and test engineering, making it ideal for an engineer passionate about integrated mechatronic systems.
Design Engineer - Manchester, NH Hubbell IncDesign Engineer - Manchester, NHManchester, NHHubbell Utility Solutions (HUS) enable the grid to conduct, communicate and control energy across utility applications and Hubbell Electrical Solutions (HES) are essential to managing power across a wide range of industries and applications. Founded in 1888 our innovation has made us a leading global manufacturer of high quality electrical and utility solutions enabling customers to operate critical infrastructure reliably and efficiently.
Principal Mechanical Engineer - Mechanism Design RTXPrincipal Mechanical Engineer - Mechanism DesignMarlborough, MassachusettsExperience with any of the following: Development of different actuation drive systems, examples include power management, motor and/or gear train sizing and implementation (spur gear, ball screw, lead screw, etc.) or associated bearing configurations for optimization of friction and position accuracy, and/or load capacity or electromechanical control actuation systems or design experience mechanism synthesis and analysis. In this position, you will be responsible for developing technical solutions for a wide range of mechanism and machine design challenges, such as mechanical design of motion control actuation systems & subsystems, including custom actuator and geartrain design, kinematic and dynamic analysis of mechanisms, design of machine elements, bearing design, selection and analysis.
Engineer II, Mechanical - Harness Design Shield AI IncEngineer II, Mechanical - Harness DesignBoston, MAIn this high-impact, high-ownership role, you'll be designing complex wire harnesses and cable assemblies that are the nervous system of our next-generation autonomous UAV platform. If you're passionate about cutting-edge aerospace technology and want to build systems that make a real-world difference, this is your chance to make your mark-on the ground and in the skies.
Thermal Design Engineer Wakefield Thermal SolutionsThermal Design EngineerNashua, New HampshireESSENTIAL DUTIES AND RESPONSIBILITIES: * In support of the pioneer status for the Wakefield Thermal Brand, develop targeted products for various market segments and introduce these new products into distribution sales channel, including the identification of new products, and expansion of existing products. SUMMARY: Reporting to the Director of Engineering, the Thermal Design Engineer will be a technical resource for both internal and external stakeholders as it relates to the design of our various, highly technical product offerings in the thermal design space.
Senior Principal RF Design Engineer RTXSenior Principal RF Design EngineerMarlborough, MassachusettsAs 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. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.
Principal RF Design Engineer RTXPrincipal RF Design EngineerMarlborough, MassachusettsAs 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. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.
Principal Engineer (Electrical Planning and Design), Electrical Engineering National Grid PlcPrincipal Engineer (Electrical Planning and Design), Electrical EngineeringMA$173,000–$203,000 / yearLead technical initiatives and project teams with minimal management direction, ensuring deliverables are completed in alignment with business priorities, customer needs, and engineering expectations. Ability to travel throughout service territories and work extended hours when business needs require, including system emergencies, storm duties, meetings, and training across New England and Upstate New York.
Principal Mechanical Engineer - Mechanism Design RTX CorpPrincipal Mechanical Engineer - Mechanism DesignMarlborough, MAExperience with any of the following: Development of different actuation drive systems, examples include power management, motor and/or gear train sizing and implementation (spur gear, ball screw, lead screw, etc.) or associated bearing configurations for optimization of friction and position accuracy, and/or load capacity or electromechanical control actuation systems or design experience mechanism synthesis and analysis. In this position, you will be responsible for developing technical solutions for a wide range of mechanism and machine design challenges, such as mechanical design of motion control actuation systems & subsystems, including custom actuator and geartrain design, kinematic and dynamic analysis of mechanisms, design of machine elements, bearing design, selection and analysis.