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Mechanical Engineer Intern Jobs in Puerto Rico (NOW HIRING)

PR ยท On-site

$16.75 - $22.50/hr

Pursuing a degree in Mechanical Engineering. * CAD experience (SolidWorks, Fusion, or similar). * A hands-on, build-it mindset. * Spanish a plus.

Mechanical Engineer

Aguadilla, PR ยท On-site

$50K - $60K/yr

Bachelor's degree in mechanical engineering or related field * 3+ years of experience in aerospace preferred, or in related field * Proficiency in CAD (SolidWorks, Creo, CATIA, or similar) * Strong ...

Mechanical Engineer

Aguadilla, PR ยท On-site

$50K - $60K/yr

Bachelor's degree in mechanical engineering or related field * 3+ years of experience in aerospace preferred, or in related field * Proficiency in CAD (SolidWorks, Creo, CATIA, or similar) * Strong ...

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Mechanical Engineer

Aguadilla, PR ยท On-site

$45 - $50/hr

Use of tools for estimating purposes when 3D model design is not possible including but not limited to aPriori, SEER-H, SEER-MFG. YOU MUST HAVE 3+ years' experience in engineering, mechanical ...

PR ยท On-site

$15 - $19.50/hr

Pursuing a degree in Manufacturing, Industrial, or Mechanical Engineering. * Interest in high-volume manufacturing and process optimization. * Comfortable working on a production floor. * Spanish a ...

PR ยท On-site

While supporting project teams with other Mechanical Engineers, you will be involved in system engineering, including the design, modification, and analysis of power plant mechanical systems * There ...

PR ยท On-site

$16.25 - $21.25/hr

Analytics Engineering Intern Position Summary At On Point Strategy , we believe that data tells a story, and we make that story visible. We are looking for an Analytics Engineering Intern who is ...

PR ยท On-site

Ship real code operators and engineers use every day. What you'll do * Build and improve internal tools, dashboards, and services used on the production floor. * Work with production, quality, and ...

PR ยท On-site

Strong programming fundamentals. * Spanish a plus.

RESPONSABILIDADES PRINCIPALES Asistir en los procesos de administrar, planificar, organizar, controlar y desarrollar proyectos comerciales e industriales (HVAC / Plumbing / Piping). Apoyar al ...

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Mechanical Engineer Intern information

What are the key skills and qualifications needed to thrive as a mechanical engineer intern, and why are they important?

To thrive as a Mechanical Engineer Intern, you need a strong grasp of engineering principles, mathematics, and problem-solving skills, typically supported by progress toward a mechanical engineering degree. Familiarity with CAD software (such as SolidWorks or AutoCAD), simulation tools, and basic manufacturing processes is often required. Strong teamwork, willingness to learn, and effective communication skills help interns collaborate and absorb feedback in a professional environment. These abilities are crucial for contributing meaningfully to engineering projects and developing technical expertise for future roles.

What types of projects and responsibilities can a mechanical engineer intern expect during their internship?

As a Mechanical Engineer Intern, you'll typically assist with tasks such as CAD modeling, design analysis, prototype testing, and documentation of mechanical systems. Interns often collaborate closely with senior engineers and cross-functional teams, contributing to ongoing projects in product development or process improvement. While responsibilities can vary by company, you may also be involved in hands-on work in labs or workshops, attending team meetings, and learning to use industry-standard engineering tools. This exposure offers a valuable opportunity to develop both technical and teamwork skills in a real-world engineering environment.

What does a mechanical engineer intern do?

A Mechanical Engineer Intern assists professional engineers with the design, development, and testing of mechanical devices and systems. Their responsibilities often include creating CAD drawings, conducting research, performing calculations, and helping with prototyping or laboratory testing. Interns gain hands-on experience by supporting real engineering projects and working alongside experienced engineers. This position provides valuable exposure to engineering processes and workplace culture, making it a key step for students studying mechanical engineering.

What is the difference between Mechanical Engineer Intern vs Mechanical Design Engineer?

AspectMechanical Engineer InternMechanical Design Engineer
Required CredentialsEnrolled in or recent graduate of Mechanical Engineering programBachelor's or higher in Mechanical Engineering or related field
Work EnvironmentInternship setting, often in engineering departments or labsFull-time engineering office or design studio
Employer & Industry UsageInternships offered by manufacturing, automotive, aerospace companiesDesign-focused roles in similar industries

The main difference between a Mechanical Engineer Intern and a Mechanical Design Engineer is experience and responsibility level. Interns are typically students gaining practical experience, while Mechanical Design Engineers are full-time professionals responsible for designing and developing mechanical systems.

What are the most commonly searched types of Mechanical Engineer jobs in Puerto Rico? The most popular types of Mechanical Engineer jobs in Puerto Rico are:
What are popular job titles related to Mechanical Engineer Intern jobs in Puerto Rico? For Mechanical Engineer Intern jobs in Puerto Rico, the most frequently searched job titles are:
What cities in Puerto Rico are hiring for Mechanical Engineer Intern jobs? Cities in Puerto Rico with the most Mechanical Engineer Intern job openings:
What are popular job titles related to Mechanical Engineer Intern jobs in PR? For Mechanical Engineer Intern jobs in PR, the most frequently searched job titles are:
Infographic showing various Mechanical Engineer Intern job openings in Puerto Rico as of August 2026, with employment types broken down into 13% Internship, 63% Full Time, and 24% Part Time. Highlights an 100% In-person job distribution.

2027-Mechanical Engineer Intern

SOLX HOLDINGS LLC

PR โ€ข On-site

$16.75 - $22.50/hr

Internship

Posted 20 days ago


Job description


Design and support the mechanical systems, tooling, and equipment behind a 1 GW module line — from fixtures to machine integration and reliability.

What you'll do
  • Support mechanical design of tooling, fixtures, and equipment.
  • Assist with machine installation, integration, and troubleshooting.
  • Create CAD models and drawings; support maintenance and reliability work.
  • Contribute to design-for-manufacturability improvements.
What you bring
  • Pursuing a degree in Mechanical Engineering.
  • CAD experience (SolidWorks, Fusion, or similar).
  • A hands-on, build-it mindset.
  • Spanish a plus.