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Junior Mechanical Engineering Jobs in Puerto Rico

SOLX HOLDINGS LLC

PR · On-site

Job Summary The Jr. Product Engineer (R&D) is responsible for supporting the research, development ... Bachelor's degree in Mechanical Engineering, Industrial Engineering, Electrical Engineering ...

Amgen, Inc.

Sr Manufacturing Process Mechanic

Juncos, PR · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Proactively identify, diagnose, and resolve mechanical and automated issues on manufacturing lines ... Partner with engineers to implement preventative maintenance strategies and contribute to equipment ...

JC Automation Corp

PR · On-site

Mentor junior engineers and support cross-functional teams with specialized knowledge * Support ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering * 10+ years of relevant ...

Amgen

Sr Manufacturing Process Mechanic

Juncos, PR · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Proactively identify, diagnose, and resolve mechanical and automated issues on manufacturing lines ... Partner with engineers to implement preventative maintenance strategies and contribute to equipment ...

Mentor Technical Group

Jr. Engineer

Gurabo, PR · On-site

Bachelor's degree in Engineering (e.g., Mechanical, Electrical, Civil, Software, or related field). * Strong analytical and problem-solving skills. * Basic experience with engineering tools, software ...

FITS LLC

PR · On-site

Bachelor of Science in Mechanical, Chemical, Electrical, Industrial Engineering, or a related ... Besides being a Jr. Project Manager, you're able to analyze data so that not a single inconsistency ...

Validation & Engineering Group, Inc

PR

Mentor junior engineers and support cross-functional teams with specialized knowledge * Support ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering (required) * MSc in Engineering ...

Validation & Engineering Group, Inc

PR

Mentor junior engineers and support cross-functional teams with specialized knowledge * Support ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering (required) * MSc in Engineering ...

Validation & Engineering Group, Inc

PR

Mentor junior engineers and support cross-functional teams with specialized knowledge * Support ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering (required) * MSc in Engineering ...

Validation & Engineering Group, Inc

PR · On-site

Mentor junior engineers and support cross-functional teams with specialized knowledge * Support ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering (required) * MSc in Engineering ...

Validation & Engineering Group, Inc

PR · On-site

Mentor junior engineers and support cross-functional teams with specialized knowledge * Support ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering (required) * MSc in Engineering ...

Validation & Engineering Group, Inc

PR

Mentor junior engineers and support cross-functional teams with specialized knowledge * Support ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering (required) * MSc in Engineering ...

Validation & Engineering Group, Inc

PR · On-site

Mentor junior engineers and support cross-functional teams with specialized knowledge * Support ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering (required) * MSc in Engineering ...

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Junior Mechanical Engineering information

What types of projects do junior mechanical engineers typically work on, and how much autonomy can I expect in this role?

As a Junior Mechanical Engineer, you will often be involved in supporting senior engineers with tasks such as drafting designs, conducting simulations, preparing technical documentation, and performing tests on prototypes. Early in your career, you'll typically work within a multidisciplinary team, collaborating with experienced engineers and other departments such as manufacturing and quality assurance. While you may start with closely supervised assignments, many organizations encourage gradual independence as you demonstrate your skills and reliability. Over time, you will likely take on more complex project components and gain opportunities to lead smaller tasks or initiatives.

What are the key skills and qualifications needed to thrive as a junior mechanical engineer?

To thrive as a Junior Mechanical Engineer, you need a solid understanding of mechanical engineering principles, a relevant engineering degree, and foundational knowledge of design and manufacturing processes. Familiarity with CAD software (such as SolidWorks or AutoCAD), simulation tools, and basic project management systems is typically required. Strong problem-solving abilities, attention to detail, and effective teamwork and communication skills help you excel in cross-functional environments. These skills are crucial for delivering accurate designs, collaborating efficiently, and supporting successful project outcomes in engineering teams.

What is the difference between Junior Mechanical Engineering vs Mechanical Design Engineer?

AspectJunior Mechanical EngineeringMechanical Design Engineer
Required CredentialsBachelor's in Mechanical Engineering or related fieldBachelor's or higher in Mechanical Engineering or Design
Work EnvironmentEntry-level, team-based projects, manufacturing or R&D settingsDesign-focused tasks, CAD software, product development teams
Employer & Industry UsageManufacturing, automotive, aerospace, HVACProduct design, engineering firms, industrial equipment

Junior Mechanical Engineers typically perform basic engineering tasks under supervision, focusing on learning and supporting projects. Mechanical Design Engineers concentrate on creating and refining product designs using CAD tools, often requiring more specialized design skills. While both roles require a mechanical engineering background, the Design Engineer role emphasizes design and development, whereas the Junior Mechanical Engineer role is more about supporting engineering processes and gaining experience.

What does a junior mechanical engineer do?

A Junior Mechanical Engineer assists in designing, developing, and testing mechanical devices and systems under the supervision of senior engineers. Their responsibilities often include creating technical drawings, performing basic calculations, supporting prototype development, and helping to solve engineering problems. They also collaborate with other team members to ensure projects meet specifications and deadlines. This role typically serves as an entry-level position, providing valuable hands-on experience and professional development within the mechanical engineering field.

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

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

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

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

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

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

What cities in Puerto Rico are hiring for Junior Mechanical Engineering jobs?

Cities in Puerto Rico with the most Junior Mechanical Engineering job openings:

Junior Mechanical Engineering jobs near you
Infographic showing various Junior Mechanical Engineering job openings in Puerto Rico as of July 2026, with employment types broken down into 91% Full Time, 6% Part Time, and 3% Contract. Highlights an 88% Physical, 4% Hybrid, and 8% Remote job distribution.

Jr. Product Engineer

SOLX HOLDINGS LLC

PR • On-site

Full-time

Re-posted 26 days ago

Job description

Job Summary

The Jr. Product Engineer (R&D) is responsible for supporting the research, development, testing, and improvement of products and manufacturing processes. This role works closely with cross-functional teams to assist in product design, prototyping, validation, and continuous improvement initiatives while ensuring compliance with quality and regulatory standards.

Key Responsibilities
  • Assist in the development and improvement of new and existing products.
  • Support product design, testing, validation, and documentation activities.
  • Collaborate with Engineering, Quality, Manufacturing, and Operations teams during product development processes.
  • Prepare technical drawings, specifications, reports, and engineering documentation.
  • Participate in prototype builds, product evaluations, and design verification activities.
  • Analyze product performance data and recommend improvements.
  • Support root cause investigations and corrective action implementations.
  • Assist with engineering change orders (ECOs) and document control activities.
  • Ensure compliance with company quality standards, safety requirements, and applicable regulations.
  • Support continuous improvement and cost reduction initiatives.
  • Maintain accurate project records and development documentation.
  • Participate in meetings related to product development and project updates.
Qualifications
  • Bachelor’s degree in Mechanical Engineering, Industrial Engineering, Electrical Engineering, Biomedical Engineering, or related field required.
  • 0–3 years of experience in product engineering, manufacturing, or research & development preferred.
  • Knowledge of engineering principles, product development processes, and manufacturing practices.
  • Familiarity with CAD software and technical drawing interpretation.
  • Strong analytical, problem-solving, and organizational skills.
  • Ability to manage multiple tasks and priorities in a fast-paced environment.
  • Effective written and verbal communication skills in English and Spanish preferred.
  • Proficiency in Microsoft Office applications.
Preferred Skills
  • Experience in regulated manufacturing environments preferred.
  • Knowledge of Lean Manufacturing and continuous improvement methodologies.
  • Familiarity with testing, validation, and product troubleshooting processes.
  • Team-oriented mindset with strong attention to detail.