39 mechanical engineer intern jobs at 23 companies in Boston, MA

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2027 Mechanical Engineer Intern
Atlanta or Boston or Costa Mesa or Irvine or Seattle or Huntsville
$30-$45/hr OnsiteInternship
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
Pursuing a bachelor's in mechanical engineering or related field, rising senior status, collegiate project/lab experience, CAD and hands-on fabrication skills, strong engineering fundamentals, U.S. Person required.
CAD, NX, Teamcenter, SolidWorks, FEA, CFD
1d
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Mechanical Engineer Intern/Co-op Summer 2027
Indianapolis or Boston or Cincinnati or Charlotte or Plano or Lexington or Richmond or The Woodlands or Prospect or Annapolis or Minneapolis or Duluth
OnsiteMultiple Commitments Available
Legence
LegenceNasdaq: LGN: Engineering and maintenance services for mission-critical building systems.
Pursuing a bachelor's degree in mechanical or architectural engineering; AutoCAD and Revit preferred, with Microsoft Word and Excel proficiency, communication skills, teamwork, and local travel availability.
AutoCAD, Revit, Microsoft Word, Microsoft Excel
1d
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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
Legence
LegenceNASDAQ: LGN: Provides engineering and maintenance services for mission-critical building systems.
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
3w
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Mechanical Engineering Intern - Fall 2026
Devens, Massachusetts, United States
$24-$27/hr OnsiteInternship, Temporary
VulcanForms
VulcanForms: Provides industrial-scale metal additive manufacturing and precision machining services.
Currently enrolled in a mechanical engineering program; basic mechanical engineering knowledge; ability to design, build, and test prototype systems; teamwork and cross-collaboration; familiarity with CAD and manufacturing processes.
CAD
2w
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Mechanical Engineering Co-op
Hollis, New Hampshire, United States
OnsiteFull Time
Flex
FlexNASDAQ: FLEX: Contract electronics manufacturing and supply chain management services.
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
2w
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Mechanical Engineering Intern Fall 2026
Billerica, Massachusetts, United States
$25/hr OnsiteFull Time, Internship
Fabri
Fabri: A hard-tech startup building a fully digital end-to-end foundry system for production parts.
Current student or recent graduate in Mechanical Engineering/Manufacturing/Robotics; hands-on mechanical and shop experience; resin 3D printer experience; CAD proficiency (SolidWorks, Fusion), US citizen or lawful permanent resident required.
resin 3D printers, CAD, SolidWorks, Fusion
1w
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Summer 2027 - Mechanical Engineering Intern - Boston, MA
Boston, Massachusetts, United States
$29-$43/hr OnsiteInternship
Lutron Electronics
Lutron Electronics: A that develops innovative lighting control and shading solutions and provides internship opportunities in engineering.
Pursuing a Bachelors or Masters in Mechanical/Aerospace/Engineering Science, GPA≥3.2, rising junior/senior or master's student, authorized to work in the U.S. without sponsorship, willing to work onsite 5 days/week.
2w
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Mechanical Engineering Intern III, Summer 2027 (Hybrid)
Nashua, New Hampshire, United States
HybridFull Time, Internship
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
Pursuing a Bachelors in Mechanical/Aerospace Engineering, will complete junior year prior to Summer 2027; eligible for DOD security clearance; able to relocate to Southern New Hampshire and work a full 40-hour week.
Creo, PLM, AutoCAD, ANSYS, Siemens NX, MATLAB
1w
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Mechanical Engineering & System Packaging Intern
Cambridge or St. Petersburg
$20-$45/hr HybridFull Time, Internship
Draper
Draper: Designs and develops advanced guidance and navigation technologies.
Currently enrolled full-time in an accredited undergraduate or graduate program; strong written and oral communication, computer, teamwork, adaptability, and independent work skills required.
Microsoft Word, Microsoft PowerPoint, Microsoft Excel, SolidWorks, PTC Creo, Ansys
2d
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Mechanical Designer
Boston, Massachusetts, United States
$77k-$85k/yr OnsiteFull Time
Hardesty & Hanover
Hardesty & Hanover: Provides infrastructure engineering and design services for transportation projects.
Requires a Bachelor of Science in Mechanical Engineering, Engineer Intern certification, communication skills, willingness to travel, and preferred experience with MicroStation, AutoCAD, Mathcad, and hands-on work.
MicroStation, AutoCAD, Mathcad
2w
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2027 Summer Intern & 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
Qnity Electronics
Qnity ElectronicsNYSE: Q: Manufactures materials and solutions for the semiconductor industry.
Enrolled full-time in a Bachelor’s or Master’s ABET-accredited engineering program (Chemical, Mechanical, Electrical or related), GPA ≥3.0, available May–August, and legal right to work in the U.S. without visa sponsorship.
1w
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Engineering Intern – Summer 2027
Fridley or Tempe or Eatontown or Santa Rosa or Lafayette or Boulder or Plymouth or Mounds View or Irvine or North Haven or Memphis or Newton or Dexter or Santa Ana or Mansfield or Fort Worth or Minneapolis or Brooklyn Center or Jacksonville or Boston or Brooklyn Park
$27-$45/hr OnsiteFull Time
Medtronic
MedtronicNew York Stock Exchange: MDT: Develops and manufactures medical devices and digital health solutions.
Enrolled in BS/MS engineering (biomedical, mechanical, electrical, industrial, materials, computer or related) with expected graduation 2027–2029; U.S. work authorization required; minimum 3.0 GPA preferred; prior engineering coursework/projects preferred.
CAD
21h
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Heavy Civil Infrastructure Summer 2027 Intern
Providence, Rhode Island, United States
$25/hr OnsiteInternship, Temporary
Skanska
SkanskaNasdaq Stockholm: SKA B: A construction and project development delivering innovative and sustainable infrastructure solutions.
Current students pursuing construction management, engineering, mechanical engineering, civil engineering, or related studies; construction project knowledge, mathematics skills, and computer skills required.
Microsoft Office, HCSS, CGC
1mo
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Geotechnical Engineering Intern - Winter 2027
Boston, Massachusetts, United States
$40k-$60k/yr HybridInternship
Jacobs
JacobsNYSE: J: Global provider of professional engineering and technical services.
Currently enrolled in Civil Engineering (rising junior), coursework or interest in geotechnical engineering, working knowledge of soil mechanics and lab testing, valid driver's license and vehicle access.
3w
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PT Instrumentation Intern - Fall 2026
Waltham, Massachusetts, United States
OnsitePart Time
Folia Materials
Folia Materials: Transforms paper into functional materials for water and food.
Current college student in Physics, Mechanical, Electrical, or Systems Engineering; lab/test experience; detail-oriented; strong experimental measurement and data methods; soldering and machine-shop experience desirable.
Google Drive, MS Office
2mo
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Engineer - Marine
Charleston or Boston or Houston or Seattle or Galveston or Miami or Long Beach or New York or United States or Oakland or Tampa or Savannah or Newark or Philadelphia or Norfolk or New Orleans
FieldFull Time
Savage
Savage: A global provider of supply chain infrastructure and logistics solutions with a focus on team growth and career development.
Must hold a USCG Merchant Mariner Credential (MMC) with international/national endorsements, valid TWIC and U.S. passport, USCG/STCW medical certificate, STCW endorsements, ability to lift 40 lbs, and experience with vessel engineering systems; maritime academy and Assistant Engineer experience preferred.
ABS Nautical Systems NS5, HELM, EMD, Detroit Generators
2d
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Heavy Civil Infrastructure Summer 2027 Intern
Waltham or New York City
$25/hr OnsiteInternship, Temporary
Skanska
SkanskaNasdaq Stockholm: SKA B: Global construction and project development.
Current student pursuing construction management, engineering, mechanical engineering, civil engineering, or a related field; basic construction project, mathematics, and computer skills required.
Microsoft Office, HCSS, CGC
1mo
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Intern, Research & Development
Exeter, New Hampshire, United States
OnsiteInternship, Full Time
SIG SAUER
SIG SAUER: Designs and manufactures firearms and ammunition for global defense markets.
Candidate working toward a BS in Mechanical/Electrical Engineering, basic proficiency in SolidWorks/CAD, Microsoft Excel and Word, report writing, ability to lift 25 lbs, and willingness to travel infrequently.
SolidWorks, Microsoft Excel, Microsoft Word
2w
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Hardware R&D Engineering Intern (Fall 2026)
Somerville, Massachusetts, United States
$2k-$2k/wk OnsiteFull Time
Formlabs
Formlabs: Develops and manufactures professional-grade 3D printers and materials.
Internship requiring experiment design, data analysis, mechanical design and prototyping skills; portfolio required. Familiarity with Python/Matlab and CAD preferred.
Python, Matlab, CAD
3mo
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Hardware Engineering Fall Intern
Plymouth, Massachusetts, United States
OnsiteFull Time
Technology Service Corporation
Technology Service Corporation: Develops advanced sensor systems and engineering solutions for defense.
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