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Engineering Intern Jobs in Puerto Rico (NOW HIRING)

Mentor Technical Group

Human Resources Intern

Caguas, PR · On-site

$14.75 - $19.50/hr

As a world leader in life science engineering and technical solutions, MTG has the knowledge and experience to ensure compliance with pharmaceutical, biotechnology, and medical device safety and ...

Marriott

University Intern - CALA

Dorado, PR · On-site

$12.50 - $16.75/hr

Build upon your classroom studies through our Hotel Internship Program opportunities. You will learn first-hand about a hotel's operations. Our Hotel Internship Program allows you to truly experience ...

CYNET SYSTEMS

Quality Engineer

San Juan, PR · On-site

$25/hr

Implements changes through change management system and provides quality engineering impact assessment for changes implemented by other functional areas. * Write and approve protocols and reports ...

C-Axis, Inc.

Quality Engineer

Caguas, PR · On-site

$62K - $68K/yr

Manages all customer related change request from initiating to implementation with partnership from Engineering and Operations. * Responsible for Quality function activities during the production ...

FITS LLC

Quality Engineer II

Humacao, PR · On-site

$72K - $93K/yr

For Engineering services in the Manufacturing area. WHAT MAKES YOU A FIT: The Technical Part: * Bachelor's Degree in Mechanical, Biomedical, Industrial or Chemical Engineering, and three (3) years of ...

FITS LLC

Quality Engineer II

Humacao, PR · On-site

$60 - $90/hr

For Engineering services in the Manufacturing area. WHAT MAKES YOU A FIT: The Technical Part: * Bachelor's Degree in Mechanical, Biomedical, Industrial or Chemical Engineering, and three (3)years of ...

FITS LLC

Quality Engineer

Anasco, PR · On-site

$90 - $140/hr

For Quality Engineering servicesin the Manufacturing and Quality Systems area. WHAT MAKES YOU A FIT:The Technical Part: * Bachelor's Degree in Engineering and at least five (5) years of experienceto ...

New

medplast

Quality - Quality Engineer I

Vega Baja, PR

$60K - $78K/yr

Applies basic to intermediate knowledge in Process and Quality Engineering to support the implementation, coordination, and follow-up of manufacturing methods and procedures. Supports the delivery of ...

Jj

Quality Engineer

San Lorenzo, PR · On-site

$70K - $91K/yr

Quality Engineering Job Category: Scientific/Technology All Job Posting Locations: San Lorenzo, Puerto Rico, United States of America Johnson & Johnson is currently recruiting for a Quality Engineer!

New

Biopharma Careers

Quality Engineer

San Lorenzo, PR · On-site

$70 - $90/hr

Quality Engineering Job Category: Scientific/Technology All Job Posting Locations: San Lorenzo, Puerto Rico, United States of America Johnson & Johnson is currently recruiting for a Quality Engineer!

Posted today

medplast

Quality - Quality Engineer I

Vega Baja, PR

$60K - $78K/yr

Applies basic to intermediate knowledge in Process and Quality Engineering to support the implementation, coordination, and follow-up of manufacturing methods and procedures. Supports the delivery of ...

medplast

Quality - Quality Engineer I

Vega Baja, PR · On-site

$60K - $78K/yr

Applies basic to intermediate knowledge in Process and Quality Engineering to support the implementation, coordination, and follow-up of manufacturing methods and procedures. Supports the delivery of ...

Johnson & Johnson

Quality Engineer

San Lorenzo, PR · On-site

$70K - $91K/yr

Quality Engineering Job Category: Scientific/Technology All Job Posting Locations: San Lorenzo, Puerto Rico, United States of America Johnson & Johnson is currently recruiting for a Quality Engineer!

New

Johnson and Johnson

Quality Engineer

San Lorenzo, PR · On-site

$70K - $91K/yr

Quality Engineering Job Category: Scientific/Technology All Job Posting Locations: San Lorenzo, Puerto Rico, United States of America Johnson & Johnson is currently recruiting for a Quality Engineer!

Johnson & Johnson

Quality Engineer

San Lorenzo, PR · On-site

$60 - $80/hr

Quality Engineering Job Category: Scientific/Technology All Job Posting Locations: San Lorenzo, Puerto Rico, United States of America Johnson & Johnson is currently recruiting for a Quality Engineer!

New

C-Axis

Quality Engineer

Caguas, PR · On-site

$70K - $90K/yr

Manages all customer related change request from initiating to implementation with partnership from Engineering and Operations. * Responsible for Quality function activities during the production ...

Weil Group, Inc.

Quality Engineer II

Humacao, PR · On-site +1

$72K - $94K/yr

Collaborates with engineering and manufacturing functions to ensure quality standards are in place. Develop and implements methods and procedures for inspecting, testing and evaluatingproducts and ...

Weil Group, Inc

Quality Engineer II

Humacao, PR · On-site

$72K - $94K/yr

Collaborates with engineering and manufacturing functions to ensure quality standards are in place. Develop and implements methods and procedures for inspecting, testing and evaluating products and ...

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Showing results 21-40

All JobsEngineering Intern JobsEngineering Intern Jobs in Puerto Rico

Engineering Intern information

What is an engineering intern?

Engineering Interns are students or recent graduates who work temporarily at a company to gain practical experience in the engineering field. They assist with various engineering tasks, such as conducting research, drafting technical documents, supporting design and development projects, and collaborating with experienced engineers. These internships help students apply their classroom knowledge to real-world situations and prepare them for full-time engineering roles after graduation.

What does an engineering intern do?

An engineering intern is a student or recent graduate of an engineering program who is gaining hands-on experience in their field through an internship program. Interns in most fields, including engineering, are paid very little and sometimes work only for academic credit. The value is in the experience gained working alongside experienced professionals. In engineering, interns will find that they have an opportunity begin to specialize their skills in an otherwise broad field. They will conduct basic engineering tasks, under supervision, as well as various administrative duties.

What are the key skills and qualifications needed to thrive as an engineering intern?

To thrive as an Engineering Intern, you typically need a background in engineering fundamentals, strong problem-solving abilities, and enrollment in or completion of an engineering degree program. Familiarity with technical tools such as CAD software, MATLAB, or project management systems is often required. Strong communication, willingness to learn, and teamwork skills help interns adapt quickly and contribute effectively. These skills ensure that interns can support engineering teams, learn from real-world projects, and build a solid foundation for future roles in the field.

How do engineering interns typically collaborate with full-time engineers during their internship?

Engineering Interns often work closely with full-time engineers by assisting on ongoing projects, attending team meetings, and participating in code reviews or design discussions. They may be paired with a mentor or supervisor who provides regular guidance and feedback. This collaborative environment helps interns develop technical skills, understand workplace expectations, and build professional relationships that can be valuable for future career growth.

What is the difference between Engineering Intern vs Engineering Technician?

AspectEngineering InternEngineering Technician
Required CredentialsTypically pursuing or recently completed a bachelor's degree in engineeringAssociate degree or technical certification in engineering technology
Work EnvironmentPrimarily in office settings, labs, or on-site project locationsHands-on technical work in labs, manufacturing, or field sites
Employer & Industry UsageInternships offered by engineering firms, companies, and government agenciesFull-time roles in manufacturing, construction, and engineering services
Common Search & ComparisonOften compared for entry-level engineering experienceCompared for technical support roles in engineering projects

The main difference between an Engineering Intern and an Engineering Technician lies in their education, work focus, and employment status. Interns are usually students gaining initial experience, while Technicians are trained professionals performing technical tasks. Both roles support engineering projects but serve different stages of career development and technical responsibilities.

More about Engineering Intern jobs

What are the most commonly searched types of Engineering jobs in Puerto Rico?

The most popular types of Engineering jobs in Puerto Rico are:

What are popular job titles related to Engineering Intern jobs in Puerto Rico?

For Engineering Intern jobs in Puerto Rico, the most frequently searched job titles are:

What job categories do people searching Engineering Intern jobs in Puerto Rico look for?

The top searched job categories for Engineering Intern jobs in Puerto Rico are:

What cities in Puerto Rico are hiring for Engineering Intern jobs?

Cities in Puerto Rico with the most Engineering Intern job openings:

Engineering Intern jobs near you
Infographic showing various Engineering Intern job openings in Puerto Rico as of August 2026, with employment types broken down into 33% Internship, and 67% Full Time. Highlights an 100% In-person job distribution.

Human Resources Intern

Mentor Technical Group

Caguas, PR • On-site

$14.75 - $19.50/hr

Internship

Re-posted 22 days ago

Job description

Mentor Technical Group (MTG) provides a comprehensive portfolio of technical support and solutions for the FDA-regulated industry. As a world leader in life science engineering and technical solutions, MTG has the knowledge and experience to ensure compliance with pharmaceutical, biotechnology, and medical device safety and efficacy guidelines. With offices in Caguas, PR, Boston, MA & San Francisco, CA and we serve life sciences clients in six global markets: United States, Puerto Rico, Dominican Republic, Mexico, Germany, Canada, and South America.
Overview:
Mentor Technical Group, a leading company in the pharmaceutical regulated industry, is offering an exciting internship opportunity for Human Resources students who need to complete an internship in order to graduate in 2026. This internship will provide valuable hands-on experience in various HR functions, including talent acquisition, employee relations, onboarding, and HR administration.
Responsibilities:
  • Assist in recruitment and talent acquisition activities
  • Participate in onboarding new hires
  • Support the HR team in employee relations and performance management tasks
  • Assist with HR documentation, reports, and compliance matters
  • Collaborate on various HR projects and initiatives
  • Gain exposure to the day-to-day operations of HR within a dynamic and growing organization
Requirements:
  • Currently enrolled in a Human Resources, Business Administration, or related field
  • Strong communication and interpersonal skills
  • Detail-oriented and organized
  • Proficient in Microsoft Office Suite (Word, Excel, PowerPoint)
  • A positive attitude and willingness to learn in a fast-paced environment
What We Offer:
  • A hands-on internship experience with exposure to various HR functions
  • Mentorship from experienced HR professionals
  • Networking opportunities within a global organization
  • Flexible working hours (remote and on-site options)
  • Opportunity to contribute to meaningful HR projects and initiatives
Compensation:
This is an unpaid internship opportunity.
We look forward to welcoming enthusiastic and motivated Human Resources students to our team!
Mentor Technical Group es un empleador que ofrece igualdad de oportunidades y todos los solicitantes calificados recibirán consideración para el empleo sin importar raza, color, religión, sexo, orientación sexual, identidad de género, información genética, origen nacional, estado de veterano protegido, estado de discapacidad o cualquier otro grupo protegido por ley.
Mentor Technical Group is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, genetic information, national origin, protected veteran status, disability status, or any other characteristic protected by law.

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