OPT Mechanical Engineering Jobs

Mechanical engineering graduates are recruited across a wide range of industries on OPT, from automotive and aerospace to medical devices and consumer products, and the STEM OPT extension is available for all mechanical engineering degree programs. Employers in manufacturing, product development, and R&D have consistent demand for entry-level mechanical engineers and many have established pathways from OPT to H-1B visa sponsorship.

Find OPT Mechanical Engineering Jobs

Overview

Open Jobs909+
Work Type90% On-site
Top LocationPhoenix, AZ
Most JobsHDR

Showing 5 of 909+ Mechanical Engineering jobs

Collabera
Mechanical Engineer/ Product Engineer/ Thermal Engineer
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Collabera
Added 2mo ago
Mechanical Engineer/ Product Engineer/ Thermal Engineer
Collabera
Stoughton, Wisconsin
Mechanical Engineering
Specialized Engineering
Engineering (Non-Software)
On-Site
Associate's

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ASM
Senior Engineer I, Mechanical Engineer
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ASM
Added 1w ago
Senior Engineer I, Mechanical Engineer
ASM
Mount Laurel, New Jersey
Mechanical Engineering
Specialized Engineering
Engineering (Non-Software)
On-Site
Master's
1,001-5,000

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Stellantis
Manufacturing Mechanical Engineer - Tool Engineer
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Stellantis
Added 3w ago
Manufacturing Mechanical Engineer - Tool Engineer
Stellantis
Kokomo, Indiana
Industrial & Manufacturing Engineering
Specialized Engineering
Quality Control
Manufacturing Engineering
Engineering (Non-Software)
Mechanical Engineering
On-Site
Bachelor's
10,000+

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SPECTRAFORCE
Mechanical Engineer II
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SPECTRAFORCE
New 41m ago
Mechanical Engineer II
SPECTRAFORCE
Newark, Delaware
Specialized Engineering
Mechanical Engineering
Quality Control
Manufacturing Operations
Engineering (Non-Software)
$75.00 - $100.00/hr
On-Site
Bachelor's

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Inteplast Group
Mechanical Engineer
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Inteplast Group
New 3h ago
Mechanical Engineer
Inteplast Group
Lolita, Texas
Specialized Engineering
Mechanical Engineering
Industrial & Manufacturing Engineering
Quality Assurance & Testing (QA Testing)
Project & Program Management
Engineering (Non-Software)
Manufacturing Engineering
Project Management
On-Site
Bachelor's
1,001-5,000

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Mechanical Engineering OPT Job Search Tips

Mechanical engineering is a STEM degree, so STEM OPT extension applies

Your ME degree qualifies for the 24-month STEM OPT extension at an E-Verify employer, giving you up to three years of work authorization. This is one of the most significant advantages mechanical engineering graduates have in the U.S. job market.

Manufacturing, aerospace, and automotive are strong sectors for OPT ME graduates

These industries hire mechanical engineers consistently and have well-established processes for sponsoring international talent. Many of the largest employers, including Boeing, General Motors, and Raytheon, are regular H-1B visa sponsors with dedicated immigration support.

CAD and simulation skills are among the most in-demand

Proficiency in SolidWorks, AutoCAD, ANSYS, or CATIA is often the deciding factor for entry level mechanical engineering roles. Highlighting these skills clearly in your resume and portfolio strengthens your application regardless of limited U.S. work experience.

Check security clearance requirements for defense-adjacent roles

Some mechanical engineering roles at defense contractors or government facilities require clearances that aren’t available to non-citizens. Confirming requirements before applying keeps your search focused on accessible opportunities.

Report any change in employer to your DSO within 10 days

If you switch employers during your OPT window or take on a second job, you need to update your DSO within 10 days. This is especially important in engineering, where contract and project-based roles can lead to employer changes. Keep your SEVIS record accurate throughout.

Ask about H-1B sponsorship history before accepting any offer

Mechanical engineering is a strong H-1B sponsorship category, but not every employer sponsors. Asking about their history, how many times they’ve filed and what their process looks like, is a reasonable question that experienced employers will answer directly.

Mechanical Engineering OPT: Frequently Asked Questions

Which industries hire mechanical engineering OPT students most actively?

Automotive, aerospace, medical devices, industrial equipment, consumer products, and energy companies are the most active hirers of mechanical engineering graduates on OPT. Manufacturing companies with active product development and R&D programs have recurring graduate hiring needs and established immigration support. The medical device sector in particular combines strong hiring volume with high H-1B sponsorship rates for engineering roles.

What mechanical engineering skills are most valued by OPT employers?

CAD proficiency in SolidWorks, CATIA, or AutoCAD is typically the first technical requirement. Finite element analysis, GD&T, manufacturing process knowledge, and thermal or fluid simulation experience are valuable depending on the specific industry. Hands-on lab, internship, or capstone project experience that demonstrates these skills in an applied context makes your application significantly more competitive.

Do mechanical engineering jobs at smaller manufacturers offer OPT hiring?

Many smaller manufacturers and engineering firms hire OPT students, particularly those with prior internship experience in the industry. Smaller companies may have less formal immigration support than large corporations, but this does not mean they are unwilling to sponsor H-1B later. Having an early, transparent conversation about your OPT timeline and future sponsorship needs helps smaller employers plan ahead rather than treating it as a surprise.

Can I work in research and development on STEM OPT as a mechanical engineer?

Yes, R&D roles at companies and research institutions are well-suited to STEM OPT because the work directly applies your engineering degree. University research labs, corporate R&D centers, and national laboratories with civilian research mandates all hire mechanical engineering graduates on OPT. These environments also tend to be familiar with STEM OPT requirements and supportive of the process.

How do I make the transition from OPT to H-1B as a mechanical engineer?

The most important step is choosing an employer with a clear sponsorship track record in mechanical or manufacturing engineering roles. Building a strong performance record during OPT, having the H-1B conversation with your manager well before the March registration window, and making sure your employer has immigration counsel in place are the practical steps. Mechanical engineering roles at established manufacturers and product companies have strong sponsorship histories.