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Mechanical Engineer Co Op Jobs in Puerto Rico (NOW HIRING)

PR · On-site

While supporting project teams with other Mechanical Engineers, you will be involved in system ... Related engineering internship or co-op work experience * Successful completion of the Fundamentals ...

PR · On-site

As a Puerto Rico Terminals Co-op Student, you will participate in a paid program working on ... Industrial Engineering, Chemical Engineering, Supply Chain Management, Logistics, Business ...

What you'll do: DESCRIPCIÓN GENERAL DEL PUESTO El Ingeniero Técnico tiene la tarea de asistir a los departamentos de Operaciones /Manufactura, Materiales, Servicio al Cliente, Contabilidad y ...

PR · On-site

Related engineering, internship or co-op work experience. * Proficiency with PLS-CADD and PLS-POLE. * 3 or more years of experience in transmission line engineering. * Knowledge of the practical ...

PR

$25/hr

Bachelor's Degree in Engineering or a related technical discipline (required ... Internship, co-op, or academic project experience within medical devices, manufacturing, quality ...

PR · On-site

$114K/yr

Bachelor's degree in Industrial Engineering, Manufacturing Engineering, Mechanical Engineering, or related Engineering field * Minimum, cumulative GPA of 3.00 * Minimum of 3 years of professional ...

PR · On-site

As a world leader in life science engineering and technical solutions, MTG has the knowledge and ... Monitoring and operation of the Co-generation System (COGEN) * Monitoring, operation and repair of ...

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Showing results 1-20

Mechanical Engineer Co Op information

What is the difference between Mechanical Engineer Co Op vs Mechanical Engineer?

AspectMechanical Engineer Co OpMechanical Engineer
CredentialsTypically pursuing a bachelor's degree in mechanical engineering or related fieldBachelor's degree in mechanical engineering; often requires licensure for advanced roles
Work EnvironmentInternship setting, often part-time or seasonal, in engineering firms or manufacturing companiesFull-time professional role in design, analysis, or manufacturing environments
Employer & Industry UsageUsed by companies to train and evaluate students before hiring full-time engineersFull-time employment in industries like automotive, aerospace, or energy

The main difference is that a Mechanical Engineer Co Op is an internship designed for students gaining practical experience, while a Mechanical Engineer is a full-time professional responsible for engineering tasks. Co op roles are temporary and educational, whereas full engineers hold permanent positions with greater responsibilities.

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 Co Op jobs in Puerto Rico? For Mechanical Engineer Co Op jobs in Puerto Rico, the most frequently searched job titles are:
What cities in Puerto Rico are hiring for Mechanical Engineer Co Op jobs? Cities in Puerto Rico with the most Mechanical Engineer Co Op job openings:
Infographic showing various Mechanical Engineer Co Op job openings in Puerto Rico as of August 2026, with employment types broken down into 100% Full Time. Highlights an 83% In-person, and 17% Hybrid job distribution.

Mechanical Engineer 2 - Nuclear

Sargent & Lundy

PR • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

This job post has expired today. Applications are no longer accepted.


Sargent & Lundy rating

8.4

Company rating: 8.4 out of 10

Based on 10 frontline employees who took The Breakroom Quiz

122nd of 447 rated engineering


Job description

Description
  • This position will offer you the ability to directly apply your knowledge of thermodynamics, heat transfer, fluid mechanics, and power plant engineering
  • You will be preparing calculations, evaluations, and technical reports to support client recommendations and reviews, and will additionally conduct equipment sizing, optimization evaluation, and selection in response to project needs
  • 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 is the potential for you to travel to client and vendor offices for design reviews and to plant site locations for meetings and field verification of designs

This role offers a hybrid work arrangement, with the expectation of spending three days a week in the office, giving you the flexibility to work remotely for two days.
Dependent upon your location, this opportunity offers a generous relocation package.
Qualifications
We do not sponsor employees for work authorization in the U.S. for this position.
Essential skills and experience:
  • This position requires a BSME from an ABET Engineering Accreditation Commission-approved program with a strong academic background and interest in thermodynamics, heat transfer, fluid mechanics, power engineering, turbomachinery, thermal systems, and energy conversion
  • 1 or more years of experience in the nuclear power industry or a MSME from an ABET Engineering Accreditation Commission-approved program
  • Assignments require the preparation of calculations and reports, and excellent technical report writing skills are essential
  • Knowledge of the practical application of mechanical engineering and technology including applying systems, principles, techniques, procedures, and equipment to a project design
  • Strong interest in numerical computations and problem solving
  • Proficiency with MS Office applications
  • Excellent written and verbal communication skills
  • Must be bilingual in Spanish and English (read, speak, and write).

Valued but not required skills and experience:
  • Related engineering internship or co-op work experience
  • Successful completion of the Fundamentals of Engineering (FE) exam, and designation as an Engineer in Training
  • Experience in writing and providing support documentation for Mechanical Engineering calculations
  • Coursework in the following:
    • Power engineering
    • Turbomachinery
    • Thermal and fluid systems
    • Energy conversion

AI & Automation at Sargent & Lundy
In this role, we expect people to be willing or able to solve problems using modern tools:
  • You are expected to take engineering problems from issue to solution using data and modern tools such as automation and AI to improve workflows, reduce rework, and deliver cost-effective designs.
  • Many engineers in these roles build or use automation to create calculations, summarize technical documents, or draft design documentation, including appropriate use of agentic AI tools, with strong engineering judgment and verification of results.
  • Programming or scripting (e.g., Python, MATLAB, advanced Excel) to automate calculations, design checks, reporting, or data transformation is valued but not required.
  • We also value additional learning, such as a minor, certificate, or other training in Computer Science, Artificial Intelligence, Software Engineering, or related fields that helps you apply automation or agentic AI to real engineering problems.

Award-Winning Benefits
At Sargent & Lundy, we care about the health and well-being of our employees. Our commitment extends beyond the workplace, offering comprehensive healthcare plans and generous paid time off to support our team members in every aspect of their lives. We understand the importance of work-life balance, which is why we are proud to provide competitive, award-winning benefits. Our dedication to employee satisfaction has earned us the prestigious Top Workplaces Culture Excellence Award for compensation and benefits in 2022, 2023, and 2024.
Health & WellnessFinancial BenefitsWork-Life Balance
  • Health Plans: Medical, Dental, Vision
  • Life & Accident Insurance
  • Disability Coverage
  • Employee Assistance Program (EAP)
  • Back-Up Daycare
  • FSA & HSA
  • 401(k)
  • Pre-Tax Commuter Account
  • Merit Scholarship Program
  • Employee Discount Program
  • Corporate Charitable Giving Program
  • Tuition Assistance
  • First Professional Licensure Bonus
  • Employee Referral Bonus
  • Paid Annual Personal/Sick Time (PST)
  • Paid Vacation
  • Paid Holidays
  • Paid Parental Leave
  • Paid Bereavement Leave
  • Flexible Work Arrangements

About This Business Unit
Join Sargent & Lundy's Nuclear Power Group and be part of a team driving the future of clean, carbon-free energy. Since 1954, we've been a trusted leader in nuclear engineering, design, and licensing, with expertise spanning small modular reactors (SMRs), advanced reactor technology (ART), and first-of-a-kind commercial reactor restart projects. Our work supports life extensions and digital modernization of existing nuclear plants, coal-to-nuclear conversion initiatives with the Department of State, and international nuclear new-build projects. With a commitment to safety, innovation, and sustainability, we provide cutting-edge solutions that power communities worldwide while reducing emissions. Shape the future of global energy with us!
Equal Opportunity
Sargent & Lundy is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability status, protected veteran status, or any protected status as defined by applicable law.

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About Sargent & Lundy

Sourced by ZipRecruiter

Sargent & Lundy is one of the most experienced full-service architect-engineering firms in the world. Founded in 1891, the firm is a global leader in power and energy with expertise in grid modernization, renewable energy, energy storage, nuclear power, and fossil fuels. Sargent & Lundy delivers comprehensive project services--from consulting, design and implementation to construction management, commissioning and operations/maintenance--with an emphasis on quality and safety. The firm serves public and private sector clients in the power and energy, gas distribution, industrial, and government sectors.

Industry

Civil engineering construction

Company size

1,001 - 5,000 Employees

Headquarters location

Chicago, IL, US

Year founded

1891

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