260 mechanical systems engineer jobs at 156 companies in Needham, MA

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Senior Mechanical Engineer - Building Systems
Providence, Rhode Island, United States
$120k-$140k/yr RemoteFull Time
Trilon Group
Trilon Group: Providing engineering and design services for community infrastructure.
10+ YOE10+ years in mechanical engineering design for building systems (HVAC, plumbing, fire protection); PE license; BS in mechanical engineering; Proficient in AutoCAD and Revit; willing to travel to CT, MA, RI.
AutoCAD, Revit, Microsoft Office
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Mechanical Engineer
Waltham, Massachusetts, United States
$100k-$116k/yr OnsiteFull Time
Boston Engineering
Boston Engineering: Engineers products for the medical, defense, and industrial sectors.
3+ YOE3+ years mechanical engineering experience in new product development, Bachelor's in Mechanical Engineering required, proficiency with Creo or SolidWorks, DFM/DFA, rapid prototyping, and electro-mechanical system integration.
Creo, SolidWorks, Microsoft Office
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Mechanical Engineer
Boston, Massachusetts, United States
$85k-$125k/yr HybridFull Time
Jacobs
JacobsNYSE: J: Global provider of professional engineering and technical services.
4+ YOEMechanical engineering degree, 4+ years design/consulting experience, HVAC and thermal systems knowledge, ability to produce calculations, drawings, specs, and strong communication skills.
Revit, AutoCAD, CADWorx, NavisWorks, Pipe-Flo, Pipe 2000, Trane Trace, HAP
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Sr. Mechanical Engineer
Rumford, Rhode Island, United States
$150k-$185k/yr HybridFull Time
HavocAI
HavocAI: Develops autonomous surface vessels and collaborative maritime autonomy software.
6+ YOE6+ years mechanical engineering experience, SolidWorks proficiency, hands-on prototyping and testing, system integration experience, Bachelor's in Mechanical Engineering, U.S. citizenship and eligibility for Secret clearance.
SolidWorks, CAD
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Mechanical Systems Sr. Mgr
Wilmington, Massachusetts, United States
$166k-$255k/yr OnsiteFull Time
Textron
TextronNYSE: TXT: Manufactures aircraft, defense systems, and industrial specialized vehicles.
15+ YOEBachelor's in mechanical/aerospace engineering, 15+ years aerospace/defense engineering with technical leadership, experience leading integrated mechanical teams, strong mechanical design, integration, analysis, verification skills, and ability to obtain a U.S. security clearance.
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Mechanical Engineer
Somerville, Massachusetts, United States
$92k-$140k/yr OnsiteFull Time
Formlabs
Formlabs: Develops and manufactures professional-grade 3D printers and materials.
Design and prototype precision mechanisms, create detailed CAD designs and drawings, validate electro-mechanical systems, and collaborate with sourcing and manufacturing; Solidworks/Onshape and manufacturing experience preferred.
Solidworks, Onshape, Python, PLM
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Mechanical Senior Engineer
Austin or Franklin
$116k-$151k/yr OnsiteFull Time
Dell Technologies
Dell TechnologiesNYSE: DELL: Provides information technology hardware, software, and services.
5+ YOE5+ years mechanical/thermal engineering experience with direct liquid cooling (DLC), thermal system design, fluid mechanics, heat transfer, reliability/RCA, manufacturing support, CAD proficiency, and customer-facing technical leadership.
Creo, SolidWorks, NX, CFD, FEA
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Sr. Mechanical Engineer
Burlington, Massachusetts, United States
$150k-$170k/yr HybridFull Time
Johnson Controls
Johnson ControlsNYSE: JCI: Provides integrated building technologies including HVAC, fire, and security systems.
10+ YOE10+ years industry experience, 4-year engineering degree required; expertise in complex machine design, electro-mechanical systems, GD&T, SolidWorks/PDM, FMEA, PLCs, and mentoring junior engineers.
GD&T, SolidWorks, PDM, FMEA, Python, Linux, PLC, CNC
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Systems Engineer
Gloucester, Massachusetts, United States
$120k-$165k/yr OnsiteFull Time
Applied Materials
Applied MaterialsNASDAQ: AMAT: Produces equipment and services for chip and display manufacturing.
BS/MS in Mechanical or Electrical Engineering preferred; experience in semiconductor capital equipment design; systems engineering, testing, and integration experience; ability to lead complex projects.
SEM, TEM, EDX, SIMS, TXRF, Particle counter, digital microscope
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Senior Mechanical Engineer
Cambridge, Massachusetts, United States
OnsiteFull Time
HaloBraid
HaloBraid: Developing robotic systems for automated hair braiding
Experience designing mechanical systems with 3D CAD for robotics or consumer electronics, taking products from concept to production, and managing engineering teams; US work authorization required.
3D CAD, CFD
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Senior Mechanical Engineer
Woburn, Massachusetts, United States
OnsiteFull Time
Automated Tire
Automated Tire: Builds robotic systems for automated tire and wheel service.
5+ YOEBS in Mechanical or Robotics Engineering, 5+ years in robotics/automation, experience designing electro-mechanical systems through product release, actuator/motor/sensor specification, FEA validation, Onshape/SolidWorks proficiency, PLM experience, hands-on prototyping and debugging; portfolio required.
Onshape, SolidWorks, Arena PLM, MATLAB, Python
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Mechanical Engineer (12489)
Boston, Massachusetts, United States
$115k-$135k/yr HybridFull Time
SmithGroup
SmithGroup: Provides architecture, engineering, and planning services for built environments.
5+ YOEBachelor's in mechanical/architectural engineering, 5+ years HVAC/plumbing/special systems design experience, EIT required, PE and LEED AP preferred, proficiency with Revit, IES, and Microsoft Office.
Revit, IES, Microsoft Office Suite
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Principal Mechanical Engineer
Burlington, Massachusetts, United States
$145k-$170k/yr OnsiteFull Time
Viken Detection
Viken Detection: Manufactures handheld x-ray imaging and material identification tools.
10+ YOEBachelor's or Master's in Mechanical Engineering, 10+ years in complex product development, proven technical lead on shipped products, electromechanical system design, SolidWorks/Onshape proficiency, FEA experience, and manufacturing knowledge.
SolidWorks, Onshape, FEA
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Senior Mechanical Engineer
Cambridge or San Francisco or Boston
OnsiteFull Time
Lumafield
Lumafield: Accessible industrial CT scanners and cloud-based analysis software
Multiple years of mechanical engineering experience with systems thinking, hands-on prototyping, product lifecycle experience, ability to lead design of complex assemblies, strong cross-functional communication and mentorship; bachelor's or master's preferred.
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Mechanical Engineer - Building Engineering
Boston, Massachusetts, United States
OnsiteFull Time
HDR
HDR: Global provider of engineering, architecture, environmental and construction services.
Bachelor's in mechanical or architectural engineering required; PE license required. Experience in mechanical system design for commercial/institutional buildings and A/E consulting; proficiency with Microsoft Office, IES VE, and Revit/BIM.
Microsoft Office, IES VE, REVIT/BIM modeling software
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Electro-Mechanical Systems Engineer Co-op - Fall 2026
Sudbury, Massachusetts, United States
$21/hr OnsiteInternship
Methods Machine Tools
Methods Machine Tools: Supplies and integrates high-precision CNC machine tools and automation.
Develop procedures and work instructions for electro-mechanical and controls integration on CNC platforms; perform installations; create/update CAD drawings; support Lean Six Sigma and ISO quality activities.
Solid Works CAD, CNC
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Junior/Senior Mechanical Engineer
Somerville, Massachusetts, United States
OnsiteFull Time
Eden
Eden: Enhances subsurface permeability using electricity for sustainable resource recovery.
3+ YOEBachelor's in Mechanical, Electro-Mechanical, or Materials Engineering; 3-10 years of industry experience in designing/validating mechanical/structural systems; proficient with SolidWorks, ANSYS, or COMSOL; familiarity with electrical integration; hands-on fabrication and testing; strong cross-disciplinary communication.
SolidWorks, ANSYS, COMSOL Multiphysics
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Principal Mechanical Engineer, Development
Merrimack, New Hampshire, United States
$118k-$201k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
4+ YOEBachelor's in Mechanical Engineering required; 4+ years (or 2+ with MS) designing, testing, and troubleshooting high-reliability mechanical systems. Must be eligible for DOD security clearance and have strong hands-on lab and analytical skills.
ANSYS Workbench/Mechanical, PTC Creo, MATLAB/Simulink, Siemens NX, ANSYS Icepak
3w
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Senior Systems Engineer
Wilmington, Massachusetts, United States
$115k-$173k/yr OnsiteFull Time
Onto Innovation
Onto InnovationNYSE: ONTO: Provides metrology and inspection solutions for semiconductor manufacturers.
5+ YOEMS in engineering or related field,5–10 years developing complex electro-mechanical systems with software controls,system design and project management experience.
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Mechanical Engineer (Ph.D.)
Natick, Massachusetts, United States
$140k-$160k/yr OnsiteFull Time
Exponent
ExponentNasdaq: EXPO: Scientific and engineering consulting firm for complex technical challenges.
Ph.D. in a relevant engineering field with coursework in machine design, mechanics of materials, and control systems; experience in failure/fatigue analysis; proficiency with FEA/CFD, MATLAB or Python; hands-on mechatronics design using Arduino/Raspberry Pi/LabVIEW; strong communication and consulting skills; authorized to work in the U.S.
FEA, CFD, MATLAB, Python, Arduino, Raspberry Pi, LabVIEW, CAD