33 mechanical engineering co op jobs at 16 companies in Boston, MA
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Mechanical Engineering Fall Co-Op
Cambridge, Massachusetts, United States
OnsiteFull Time
Fall 2026 Mechanical Engineering co-op; CAD experience; rapid prototyping; design problem solving; hands-on; willingness to learn.
Onshape, SolidWorks, 3D Printing, CNC, FEA
2w
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Mechanical Engineering Co-op
Hollis, New Hampshire, United States
OnsiteFull Time
Currently enrolled in a 4-year engineering program (3.0+ GPA), available full-time (40 hrs/week) Jan–Jun 2027, SolidWorks and CAD experience, lab and prototyping skills, machine shop familiarity.
SolidWorks, MathCAD, Microsoft Excel, FEA, CFD
4w
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Co-Op Engineering
Weymouth, Massachusetts, United States
$20/hr OnsiteInternship
Enrolled in BS engineering program with 3.0+ GPA; coursework in mechanical/electrical/computer engineering; proficient in MS Office and SolidWorks; experience with C/C++/C#/Python and soldering; able to perform testing, troubleshooting, and document processes.
SolidWorks, C, C++, C#, Python, VB.NET, WinForms, WPF, Embedded Linux, Microsoft Office
2w
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Fall 2027 - Mechanical Engineering Co-Op - Boston, MA
Boston, Massachusetts, United States
$29-$43/hr OnsiteInternship
Pursuing Bachelors or Masters in Mechanical/Aerospace/Engineering Science, GPA ≥3.20, authorized to work in the U.S. without sponsorship, willing to work onsite 5 days/week.
2w
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2027 Spring Co-Op: Chemical, Mechanical and Electrical Engineering Opportunities - Qnity Electronics
Wilmington or Newark or Circleville or Dayton or Towanda or Marlborough or Pasadena or Hayward or Midland or Carlsbad or Schaumburg or Cleveland or Parlin
OnsiteFull Time
Enrolled full-time in an ABET-accredited Bachelor's or Master's engineering program (Chemical, Mechanical, Electrical or related), GPA≥3.0, legal right to work in the U.S. without need for visa sponsorship; availability January–April for spring co-op.
1mo
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Fall CO-OP Student (Mechanical Engineering, 07-71)
Lexington, Massachusetts, United States
$25-$32/hr OnsiteInternship
Undergraduate enrollment in mechanical/aerospace/physics program, completed Mechanics of Materials, GPA ≥3.5, SolidWorks or FEA/prototyping experience preferred, eligible for Secret DoD clearance.
SolidWorks
1w
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Mechanical Engineer (Spring 2027 Co-op)
Andover or Billerica
OnsiteFull Time, Internship
Pursuing BS in Mechanical Engineering, strong CAD skills (Onshape/SolidWorks/Fusion 360), shop tool proficiency, hands-on fabrication and prototyping experience, available for a full-time semester co-op.
Onshape, SolidWorks, Fusion 360
1w
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Co-op/Intern – Chemical Engineering
Andover, Massachusetts, United States
$20-$35/hr OnsitePart Time, Internship
Rising junior or senior with chemistry laboratory experience; suitable for chemical, mechanical, or materials engineering students. Must be a US citizen, permanent resident, or authorized to work without sponsorship.
design of experiments
1w
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Heavy Civil Infrastructure Co-Op 2027 (Winter/Spring)
Boston, Massachusetts, United States
$25/hr OnsiteInternship, Temporary
Current students pursuing construction management, engineering, mechanical engineering, civil engineering, or related studies; knowledge of construction phases, mathematics, and computer skills required.
Microsoft Office, HCSS, CGC
1w
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Heavy Civil Infrastructure Co-Op 2027 (Winter/Spring)
Boston, Massachusetts, United States
$25/hr OnsiteTemporary
Current students pursuing construction management, civil or mechanical engineering, or related studies; knowledge of construction phases, mathematics, and computer skills. Equivalent experience may be considered.
Microsoft Office, HCSS, CGC
1mo
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Mechanical Engineer Co-Op Spring 2027
Peabody, Massachusetts, United States
$23-$30/hr OnsiteInternship
Experience with CAD (SolidWorks preferred), hands-on shop or lab experience, mechanical engineering fundamentals, U.S. citizenship eligible for Secret clearance, and ability to pass pre-employment drug screen and background check.
SolidWorks, CAD, FEA, CFD, GD&T
1mo
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Mechanical Engineer Intern/Co-op Fall 2026
Dublin or Lexington or Cincinnati or Framingham or Arlington or Annapolis
OnsiteFull Time
Pursuing a Bachelor in Mechanical or Architectural Engineering (sophomore/junior preferred); AutoCAD/Revit experience preferred; MS Word/Excel proficiency; able to work full-time onsite and travel locally; no sponsorship.
AutoCAD, Revit, Microsoft Word, Microsoft Excel
6d
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Mechanical Engineer Intern/Co-op Spring 2027
Annapolis or Arlington or Indianapolis or Boston or Lexington or Plano or Prospect or The Woodlands or Richmond or Charlotte
OnsiteMultiple Commitments Available
Pursuing a bachelor's degree in mechanical or architectural engineering; AutoCAD and Revit preferred; Microsoft Word and Excel proficiency; strong communication, teamwork, and local travel availability required.
AutoCAD, Revit, Microsoft Word, Microsoft Excel
2mo
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Project / Field Operations Co-Op (BOND Building)*
Medford or Norwood
$22-$25/hr OnsiteFull Time
0+ YOEPursuing a bachelor’s degree in mechanical/civil engineering, construction management, or related field; strong communication, organization, and multitasking; detail-oriented.
HCSS, Document Control
1mo
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Electro-Mechanical Systems Engineer Co-op - Fall 2026
Sudbury, Massachusetts, United States
$21/hr OnsiteInternship
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
3mo
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Hardware Engineering Fall Intern
Plymouth, Massachusetts, United States
OnsiteFull Time
Enrolled in an accredited university pursuing Mechanical, Electrical, or Computer Hardware Engineering; able to obtain DoD Secret clearance; U.S. citizenship.
MATLAB, SolidWorks, Python, KiCAD
1mo
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Purdue University R&D Engineer Co-op- Purdue Students Graduating in 2028/2029 ONLY
Boston or Mason
$30-$36/hr OnsiteFull Time
Bachelor's or Master's engineering student graduating 2028–2029 in chemical, mechanical, biomedical or data science; strong communication, critical thinking, and quick learning in dynamic environments.
1mo
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Industrial Engineer
Hudson, New Hampshire, United States
$65k-$110k/yr OnsiteFull Time
Bachelor's in Industrial/Mechanical/Systems Engineering, co-op/internship experience, basic programming familiarity (C++, C#), strong communication, project experience; Secret clearance ability required.
Microsoft Excel, Microsoft Visio, Microsoft PowerPoint, Microsoft Teams, Microsoft OneDrive, Microsoft SharePoint, Vision Inspection, C++, C#
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