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Mechanical Design Engineer Jobs in Puerto Rico (NOW HIRING)

RTX

HSE Durability Engineer I (Hybrid)

Aguadilla, PR · Hybrid

Pratt & Whitney is a world leader in the design, manufacture and service of aircraft engines and ... Bachelor's degree in Mechanical Engineering or Aerospace Engineering * GPA of 3.0 or higher

RTX

HSE Durability Engineer I (Hybrid)

Aguadilla, PR · On-site

Pratt & Whitney is a world leader in the design, manufacture and service of aircraft engines and ... Bachelor's degree in Mechanical Engineering or Aerospace Engineering * GPA of 3.0 or higher

PACIV

Design Interface Manager

San Juan, PR · On-site

Bachelor's degree in Architecture, Engineering (Mechanical, Civil, Chemical, Process), Construction Management, or a related field. * 12+ years of experience supporting pharmaceutical, biotechnology ...

Fluor

Construction Engineer VII

San Juan, PR

At Fluor, we are proud to design and build projects and careers. We are committed to fostering a ... as civil, mechanical, piping, electrical, and/or instrumentation work Oral and written ...

Fluor Corporation

Construction Engineer VII

San Juan, PR · On-site

$120 - $160/hr

At Fluor, we are proud to design and build projects and careers. We are committed to fostering a ... Requires an individual who excels in a particular area such as civil, mechanical, piping ...

BioPharma Consulting JAD Group

Engineer

Juncos, PR · On-site

$70 - $100/hr

Work under the supervision of project managers to complete design, engineering, and construction ... Educational background in Mechanical, Electrical, Chemical, or related Engineering fields.

BioPharma Consulting JAD Group

Engineer

Juncos, PR · On-site

Work under the supervision of project managers to complete design, engineering, and construction ... Educational background in Mechanical, Electrical, Chemical, or related Engineering fields.

Kelly Services

Sr Engineer

Juncos, PR · On-site

$45/hr

Bachelor degree in Engineering and 4 years of Engineering experience. (preferred Mechanical ... Design and implement system modifications, experiments, and projects. Analyze and present technical ...

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Mechanical Design Engineer information

What does a mechanical design engineer do?

A Mechanical Design Engineer is responsible for designing, developing, and testing mechanical devices and systems. They use computer-aided design (CAD) software to create detailed blueprints and models, ensuring that products meet required specifications and standards. Their work often involves problem-solving, selecting appropriate materials, and collaborating with other engineers and teams to bring a concept from idea to production. Mechanical Design Engineers are found in a wide range of industries, including automotive, aerospace, manufacturing, and energy.

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

To thrive as a Mechanical Design Engineer, you need a solid background in mechanical engineering principles, CAD design, and problem-solving, typically supported by a bachelor's degree in mechanical engineering or a related field. Familiarity with industry-standard CAD software (such as SolidWorks or AutoCAD), simulation tools, and relevant certifications (like FE or PE) is highly valuable. Strong teamwork, creativity, and effective communication skills help you collaborate on multidisciplinary projects and present design solutions. These abilities are crucial for developing innovative, manufacturable designs that meet both technical requirements and client needs.

What are some typical challenges mechanical design engineers face when working on multidisciplinary teams?

Mechanical Design Engineers often collaborate closely with electrical engineers, software developers, and manufacturing teams. One common challenge is ensuring that mechanical designs align with the requirements and constraints of other disciplines, such as electronics placement or thermal management. Effective communication and regular meetings are crucial to resolve conflicts, address design changes, and keep projects on schedule. Building strong cross-functional relationships helps Mechanical Design Engineers anticipate potential issues early and deliver integrated solutions.

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

AspectMechanical Design EngineerMechanical Drafter
CredentialsBachelor's in Mechanical Engineering, Professional Engineer (PE) license often preferredAssociate degree or technical diploma in drafting or CAD technology
Work EnvironmentDesign offices, engineering firms, manufacturing companiesDrafting departments, engineering firms, manufacturing settings
ResponsibilitiesDesigns, analyzes, and develops mechanical systems and componentsCreates detailed technical drawings and plans based on engineers' designs

The main difference is that Mechanical Design Engineers focus on designing and developing mechanical systems, requiring engineering degrees and licenses, while Mechanical Drafters prepare detailed drawings based on engineers' concepts, typically with technical diplomas. Both roles work closely in the engineering process but serve different functions within the product development cycle.

What is the work of a Mechanical Design Engineer?

A Mechanical Design Engineer develops and creates mechanical systems, components, and products using CAD software and engineering principles. They analyze specifications, perform simulations, and collaborate with manufacturing teams to ensure designs are functional, efficient, and manufacturable.
More about Mechanical Design Engineer jobs

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

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

What are popular job titles related to Mechanical Design Engineer jobs in Puerto Rico?

For Mechanical Design Engineer jobs in Puerto Rico, the most frequently searched job titles are:

What job categories do people searching Mechanical Design Engineer jobs in Puerto Rico look for?

The top searched job categories for Mechanical Design Engineer jobs in Puerto Rico are:

What are popular job titles related to Mechanical Design Engineer jobs in PR?

For Mechanical Design Engineer jobs in PR, the most frequently searched job titles are:

Mechanical Design Engineer jobs near you
Infographic showing various Mechanical Design Engineer job openings in Puerto Rico as of August 2026, with employment types broken down into 2% Internship, 89% Full Time, 2% Temporary, 5% Contract, and 2% Nights. Highlights an 93% In-person, 5% Hybrid, and 2% Remote job distribution.

HSE Durability Engineer I (Hybrid)

Raytheon Technologies

Aguadilla, PR • On-site

Full-time

Posted 12 days ago

RTX rating

8.2

Company rating: 8.2 out of 10

Based on 86 frontline employees who took The Breakroom Quiz

38th of 72 rated aerospace companies

Job description

Date Posted:
2026-08-26
Country:
United States of America
Location:
US-PR-AGUADILLA-110 ~ Rd 110 N Km 28.8 ~ RD110
Position Role Type:
Hybrid
U.S. Citizen, U.S. Person, or Immigration Status Requirements:
U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.
Security Clearance:
None/Not Required
At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.
Pratt & Whitney is a world leader in the design, manufacture and service of aircraft engines and auxiliary power systems and has been revolutionizing modern flight for over 100 years. Join us and help shape the future of aerospace and defense.
What You Will Do
Pratt & Whitney's Puerto Rico Hot Section Engineering (HSE) is seeking a goal oriented, detail-focus Aero Thermal Fluid Durability Engineer to work on existing and next generation of commercial and military gas turbine engines. The Engineer would provide analytical support for the preliminary design phase through detailed design, development testing, production and field support of hot section engineering hardware. Possible opportunities include Military and Commercial Airfoils, Rotor, Exhaust Nozzle and Static Hardware. Determination on assigned hardware and program will be based on candidate's experience and development strategy. Aero Thermal Fluid Durability Engineer will apply scientific principles to analyze, innovate, design, develop and implement technologies, components, sub-systems, machines, tools and systems to ensure compliance to specifications, requirements and customer guarantees across applicable operating conditions. Ensures novel ideas and implementations are captured and protected using applicable IP processes and tools.
  • Provide analytical support through all design phase, redesigns, and test of power plants, aircraft systems, and/or parts.
  • Has theoretical to Basic knowledge in Heat Transfer, Thermodynamics, Aero Thermal analysis and Fluid Dynamics.
  • Participate as an active member in cross-discipline integrated product teams to provide design solutions that balance performance, cost, schedule, and quality requirements.
  • Develop and incorporate new ways to advance technology and improve processes as an individual and as a team contributor. Embrace a continuous improvement philosophy.
  • Ability to write clear documentation, as well as to create and provide impactful, persuasive technical presentations to IPT, CIPT and customers.
  • Develop and sustain a healthy work relationship based on mutual trust with pears, internal and external customers where significant interaction is expected.
  • Ability to work autonomously with limited supervision meeting project deliverables in time, with quality and on budget.
  • Attend and have participation in group meetings, teleconferences and/or training required.
  • Actively participate in initiatives for continuous improvement using CORE tools and support AS9100 efforts.
  • Based on business needs, the incumbent may be required to support other duties/functions within the company.
  • Support Aero Thermal Fluid Durability community initiatives
  • Travel up to 10%
  • English (read, write, speak) is required when communicating with customers, co-workers, or supervisors who only speak English.

Qualifications You Must Have
  • Bachelor's degree in Mechanical Engineering or Aerospace Engineering
  • GPA of 3.0 or higher
  • Experience with Microsoft Office applications

Qualifications We Prefer
  • Previous experience or knowledge on gas turbines, heat transfer and/or computational fluid dynamics (CFD)
  • Experience with software and programing languages. ANSYS, Workbench, APDL, MATLAB, VBA, Python, C++, Fortran, MS Office, NX Teamcenter, SpaceClaim and SAP.

What We Offer:
  • Employee Scholar Program

Learn More & Apply Now!
  • Hot Section Engineering is responsible for the design, development, technology maturation and in service support of all diffuser cases, combustors, turbines (vanes, blades, rotors and cases), augmenters (military), nozzles and associated fuel systems for all military, commercial and industrial engine models and radial auxiliary power units.

What Is My Role Type: In addition to transforming the future of flight, we are also transforming how and where we work. We've introduced role types to help you understand how you will operate in our blended work environment. This role is:
  • Hybrid: Employees who are working in Hybrid roles will work regularly both onsite and offsite. This means that responsibilities of the job need to be performed onsite on a regular basis.

Candidates will learn more about role type and current site status throughout the recruiting process. For onsite and hybrid roles, commuting to and from the assigned site is the employee's personal responsibility.
RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans' Readjustment Assistance Act.
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What RTX employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

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About RTX

Sourced by ZipRecruiter

Industry

Guided missile and space vehicle manufacturing, it services, aerospace product and parts manufacturing and engineering professional services

Company size

10,000+ Employees

Headquarters location

Waltham, MA, US

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