35 mechanical engineering intern jobs at 23 companies in Boston, MA
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Mechanical Engineering Intern - Fall 2026
Devens, Massachusetts, United States
$24-$27/hrOnsiteInternship, Temporary
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.
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.
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.
Summer 2027 - Mechanical Engineering Intern - Boston, MA
Boston, Massachusetts, United States
$29-$43/hrOnsiteInternship
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.
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.
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
Atlanta or Boston or Costa Mesa or Irvine or Seattle or Huntsville
$30-$45/hrOnsiteInternship
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.
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/hrOnsiteFull Time
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.
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 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.
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.
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
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.
Annapolis or Arlington or Indianapolis or Boston or Lexington or Plano or Prospect or The Woodlands or Richmond or Charlotte
OnsiteMultiple Commitments Available
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.
Pascal: Developing solid refrigerant technology for HVAC and cooling systems.
Current undergraduate or master's enrollment in mechanical engineering or a related field, engineering fundamentals, hands-on experience, teamwork, communication, and documentation skills.
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.
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.
Intern, Manufacturing Engineering, Research and Development
Exeter, New Hampshire, United States
OnsiteInternship, Full Time
SIG SAUER: Designs and manufactures firearms and ammunition for global defense markets.
Pursuing a bachelor’s in Mechanical or Manufacturing Engineering; proficiency with SOLIDWORKS; knowledge of materials, heat‑treating, GD&T; strong analytical, communication, and project skills.
Mantel Capture: Develops high-temperature molten salt carbon capture technology for industry.
Undergraduate or graduate students (and recent graduates) in chemical, mechanical, or materials fields; experience or interest in machine shop, prototyping, fabrication, lab experiments, and data analysis; ability to work full-time in Cambridge.
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.
Physical Sciences Inc.: Provides technology research, development, and engineering services.
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.
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.