Mechanical Engineer Internships
Mechanical engineer internships give university students, recent graduates, and early-career switchers hands-on project experience, mentorship from working engineers, and, at many employers, a path toward a full-time offer. Manufacturing, Consulting & Professional Services, and Technology & Software lead in internship volume, with Tesla, Nokia, and Legence among the employers posting roles now.
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Job Summary
Responsible for working with the Engineering Design team to design, develop and validate Juniper Systems products.
Job Duties and Responsibilities
- Responsible for aiding in conceptualizing, designing, and the specifying of product assemblies and components
- Assists in developing and implementing timely solutions for company product ECOs
- Provides suggestions, required analysis, and technical guidance on the latest relevant technologies needed for assigned projects
- Testing and validating products and components
- Manage 3D printers and tasks for multiple projects, including slicing and optimizing for print time/quality
Candidates must have completed at least the last semester of their sophomore year in a Mechanical Engineering program at a four-year college or university. Requires a working knowledge of SolidWorks or similar 3D CAD package, detail drawing experience, plastic part design, sheet metal design, and Microsoft Office products. Hands-on experience in building fixtures or similar mechanical devices preferred. Manufacturing or production experience is helpful. Instrumentation, sensor or test data collection skills desired. Experience with 3D printers and 3D printing processes is required.
Working Conditions
This is a part-time position that requires at least 20 hours per week. Schedule will be determined by class schedule. This position requires sitting for extended periods of time and use of hands. Must be able to see, speak, and type.
Job Summary
Responsible for working with the Engineering Design team to design, develop and validate Juniper Systems products.
Job Duties and Responsibilities
- Responsible for aiding in conceptualizing, designing, and the specifying of product assemblies and components
- Assists in developing and implementing timely solutions for company product ECOs
- Provides suggestions, required analysis, and technical guidance on the latest relevant technologies needed for assigned projects
- Testing and validating products and components
- Manage 3D printers and tasks for multiple projects, including slicing and optimizing for print time/quality
Candidates must have completed at least the last semester of their sophomore year in a Mechanical Engineering program at a four-year college or university. Requires a working knowledge of SolidWorks or similar 3D CAD package, detail drawing experience, plastic part design, sheet metal design, and Microsoft Office products. Hands-on experience in building fixtures or similar mechanical devices preferred. Manufacturing or production experience is helpful. Instrumentation, sensor or test data collection skills desired. Experience with 3D printers and 3D printing processes is required.
Working Conditions
This is a part-time position that requires at least 20 hours per week. Schedule will be determined by class schedule. This position requires sitting for extended periods of time and use of hands. Must be able to see, speak, and type.
Mechanical Engineer Internship Market
Who's Hiring
Top Industries Hiring
- Manufacturing10
- Consulting & Professional Services3
- Technology & Software2
- Electronics & Hardware2
- Distribution & Wholesale2
Tips for Your Mechanical Engineer Internship Search
Apply in the fall for summer roles
Large engineering and manufacturing employers open summer internship applications the preceding fall, sometimes as early as August. If you wait until spring, the structured cohort programs are often already closed. Smaller companies and co-ops post closer to start dates, so keep checking through the year.
Build a CAD or design portfolio now
At the intern level, a portfolio replaces work history. Document two or three projects end-to-end, include your CAD models, engineering drawings, simulation outputs, or lab results, and note the tools you used. Recruiters for mechanical engineer internships want to see how you work through a real problem, not just that you completed coursework.
Work the campus network and apply directly
Campus career fairs surface structured programs tied to your university, and professors and career center staff often know which employers recruit from your school before roles post publicly. Apply directly to companies running smaller cohorts at the same time, it widens the pool you reach and puts you in front of hiring managers who don't attend campus events.
Practice your technical screen out loud
Mechanical engineer intern interviews typically include a technical screen covering statics, dynamics, materials, or engineering design problems, plus questions about your projects. Practice explaining your reasoning out loud, not just arriving at an answer, interviewers weigh how you think through a problem as much as whether you get it right.
Target rotational and university programs early
Many large manufacturers and engineering firms run structured rotational or university internship programs designed specifically for students new to the field. These cohorts recruit on fixed timelines, often in the fall, and fill fast. Identify the programs that match your discipline and apply in the first wave rather than treating them like rolling openings.
Set your work-type filter before you start
On-site roles are 96% of the mechanical engineer internships listed here. Decide what you can realistically commit to, relocation, commute range, or fully remote, before you start sorting listings. Filtering by location and work type upfront keeps you from spending time on roles you can't actually take.
Mechanical Engineer Internships: Frequently Asked Questions
How do I get a mechanical engineer internship?
Lead with coursework, personal projects, and a portfolio rather than work history, hiring teams expect limited experience at the intern level. For mechanical engineer candidates, a CAD or design portfolio gives recruiters something concrete to assess. Combine direct applications with campus career fairs, where recruiters often move faster for students they meet in person.
Can a mechanical engineer internship turn into a full-time job?
Many employers extend return offers to strong interns, but conversion is never guaranteed. What actually drives it for mechanical engineer interns is consistent performance on real project work, available headcount on the team, and return-offer timing, decisions often come before the internship ends. Position for one by delivering strong work, but don't count on it as a fallback.
When should I apply for mechanical engineer internships?
Earlier than most students expect. Large employers recruit for summer cohorts the preceding fall, so applications for June starts can open as early as August or September. Smaller companies and co-op programs post much closer to their start dates, which means new openings appear year-round. Check listings regularly rather than treating it as a single seasonal push.
Are mechanical engineer internships paid?
Most professional mechanical engineer internships in the U.S. are paid. Compensation varies by company size, industry, and location, and listings show it where the employer chooses to disclose it. Unpaid internships exist but are far less common at engineering firms and manufacturers, and many are tied to academic credit arrangements.
What should a mechanical engineer internship resume include?
Lead with projects, not work history. Include two or three complete, documented projects naming the tools and software used, CAD files, design portfolios, lab reports, or simulation work give recruiters role-specific evidence to assess. Add relevant coursework, any certifications or technical training, and keep the resume to one page. Intern reviewers scan quickly.
Are there remote mechanical engineer internships?
Yes. Remote and hybrid roles make up 4% of the mechanical engineer internship listings here, with the rest on-site. Remote cohorts fill fast because they draw a national applicant pool, so apply early once you find a match and filter by work type to see them.
Can international students get mechanical engineer internships?
Yes. F-1 students can intern through CPT while enrolled or through OPT work authorization after finishing a degree, and the employer does not have to file anything for either, so many companies are open to international interns. Confirm your eligibility and timing with your university's international student office before accepting an offer.
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