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Defense Contractor Mechanical Engineer Jobs in Puerto Rico

Bachelor's degree in Mechanical Engineering or Electrical Engineering. * Experience coordinating ... contractors, and the construction team. * Maintaining responsibility lists, tracking changes ...

Bachelor's degree in Construction Management, Civil Engineering, Mechanical Engineering, or a ... Proven experience leading large, multi-discipline, multi-contractor construction teams. * Strong ...

Senior Project Engineer

Aguadilla, PR · On-site

$60K - $75K/yr

RQ Construction is a nationwide Design-Build contractor specializing in fast-track, ground-up ... of Defense projects. Our employees have the opportunity to work on challenging, high-impact ...

Coordinate with contractors, vendors, and internal stakeholders to resolve technical issues * Serve ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering (required) * MSc in Engineering ...

PR · On-site

$60K - $75K/yr

RQ Construction is a nationwide Design-Build contractor specializing in fast-track, ground-up ... of Defense projects. Our employees have the opportunity to work on challenging, high-impact ...

Coordinate with contractors, vendors, and internal stakeholders to resolve technical issues * Serve ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering (required) * MSc in Engineering ...

Coordinate with contractors, vendors, and internal stakeholders to resolve technical issues * Serve ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering (required) * MSc in Engineering ...

Coordinate with contractors, vendors, and internal stakeholders to resolve technical issues * Serve ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering (required) * MSc in Engineering ...

Coordinate with contractors, vendors, and internal stakeholders to resolve technical issues * Serve ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering (required) * MSc in Engineering ...

Coordinate with contractors, vendors, and internal stakeholders to resolve technical issues * Serve ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering (required) * MSc in Engineering ...

Coordinate with contractors, vendors, and internal stakeholders to resolve technical issues * Serve ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering (required) * MSc in Engineering ...

Coordinate with contractors, vendors, and internal stakeholders to resolve technical issues * Serve ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering (required) * MSc in Engineering ...

Coordinate with contractors, vendors, and internal stakeholders to resolve technical issues * Serve ... BSc in Mechanical, Civil, Electrical, or Industrial Engineering (required) * MSc in Engineering ...

Showing results 41-60

Defense Contractor Mechanical Engineer information

What are some common challenges faced by mechanical engineers working as defense contractors?

Mechanical engineers in defense contracting often face the challenge of adhering to strict regulatory standards and security protocols, which can add complexity to the design and manufacturing process. Additionally, projects typically require close collaboration with multidisciplinary teams and may involve rapidly adapting to evolving project requirements driven by client needs or new technological developments. Managing tight deadlines while ensuring compliance with military specifications is also a frequent aspect of the role. These challenges are balanced by the opportunity to work on innovative, mission-critical systems and to gain experience with cutting-edge technologies.

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

To excel as a Defense Contractor Mechanical Engineer, you need a solid background in mechanical engineering principles, a relevant engineering degree, and often a security clearance. Familiarity with CAD software, simulation tools, and knowledge of defense-specific standards and certifications like ITAR compliance are typically required. Strong problem-solving, teamwork, and effective communication skills are critical for collaborating on complex defense projects. These competencies ensure the engineer can design reliable, compliant systems that meet stringent defense requirements and function under high-stakes conditions.

What is the difference between Defense Contractor Mechanical Engineer vs Defense Industry Mechanical Engineer?

AspectDefense Contractor Mechanical EngineerDefense Industry Mechanical Engineer
CredentialsBachelor's in Mechanical Engineering, possibly security clearanceBachelor's in Mechanical Engineering, possibly security clearance
Work EnvironmentContractor offices, military facilities, project sitesDefense manufacturing plants, military facilities
Employer & Industry UsagePrimarily employed by defense contractors serving military clientsEmployed directly by defense agencies or manufacturers
Common Search & ComparisonYesYes

Both roles require similar credentials and often involve working in secure environments. The main difference is that Defense Contractor Mechanical Engineers are employed by private firms providing services to defense clients, while Defense Industry Mechanical Engineers work directly within defense agencies or manufacturing companies. The roles overlap in skills and work settings, but their employment context distinguishes them.

What does a defense contractor mechanical engineer do?

A Defense Contractor Mechanical Engineer designs, develops, and tests mechanical systems for military and defense applications. Their work may involve creating components for vehicles, weapons, or support equipment used by armed forces. They collaborate with multidisciplinary teams to ensure these systems meet strict safety, reliability, and performance standards. Additionally, they must adhere to government regulations and security protocols while handling sensitive information. Their role is critical in advancing defense technologies and maintaining national security.
What are popular job titles related to Defense Contractor Mechanical Engineer jobs in Puerto Rico? For Defense Contractor Mechanical Engineer jobs in Puerto Rico, the most frequently searched job titles are:
What job categories do people searching Defense Contractor Mechanical Engineer jobs in Puerto Rico look for? The top searched job categories for Defense Contractor Mechanical Engineer jobs in Puerto Rico are:
What cities in Puerto Rico are hiring for Defense Contractor Mechanical Engineer jobs? Cities in Puerto Rico with the most Defense Contractor Mechanical Engineer job openings:

Engineer II, Design Engineering (Hybrid)

Pratt & Whitney

Aguadilla, PR • Hybrid

Full-time

Posted 14 days ago


Pratt & Whitney rating

8.7

Company rating: 8.7 out of 10

Based on 155 frontline employees who took The Breakroom Quiz

18th of 72 rated aerospace companies


Job description

Date Posted:

2026-07-28

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 Puerto Rico (PWPR) Auxiliary Power Units (APU) Engineering is seeking a Design Engineer to support APU and Turbojet (TJ) programs across Pratt & Whitney. The PWPR APU Engineering team provides Project Engineering, Design Engineering, and Product Definition services for APU and TJ products in military and commercial programs across all lifecycle phases, from Development through Production and Sustainment. Additionally, the PWPR APU Engineering team supports these engineering services for all hardware within the APU and TJ programs, exposing our engineers to all types of hardware. As a Design Engineer on our team, you will be involved in various design activities related to APU and TJ programs for military and commercial applications. Activities include providing engineering support for quality notifications, providing guidance for supplier technical inquiries, engineering changes, and supporting supplier transitions. This role is a great opportunity to join a highly collaborative and fast-paced engineering environment where your ideas can have real influence on hardware decisions and solve production issues. Our team offers a unique opportunity to work with a wide range of APU and Turbojet components, enabling you to rapidly grow your technical depth while making a visible impact across multiple engine programs. If you’re looking for a place where engineers are empowered, cross functional learning is encouraged, and innovation directly impacts our company’s ability to meet customer requirements, we’d love to have you on board. 

  • Support APU/TJ Supply Chain activities by analyzing and dispositioning Quality Notifications (QNs), responding to Electronic Supplier Requests for Information (eSRI), executing hardware Engineering Changes (ECs) to improve quality, cost, and producibility metrics.  

  • Perform Computer-Aided Design (CAD) functions to manipulate and create 2D geometries, 3D models, and 3D assemblies to meet fit, form, and function requirements and support engineering documentation.  

  • Interpret and define tolerances and features in part drawings. Develop and incorporate new ways to advance technology and improve processes as an individual and team contributor.  

  • Perform engineering analyses such as structural assessments, thermal evaluations, tolerance stack-ups, and other calculations required to support design decisions.  

  • Support escape investigations, identifying root causes and execute implementation of corrective actions and design enhancements.  

  • Provide design support in integrated product teams to implement design solutions that balance performance, cost, schedule, and quality requirements. 

  • Prepare and present status and technical content to Program Chief Engineers, APU management, customers, and suppliers.  

  • English (read, write, speak) is required when communicating with customers, co-workers, or supervisors who only speak English.

  • Build and maintain strong relationships with cross-functional teams, suppliers, and customers.  

  • Travel less than 10%. 

Qualifications You Must Have

  • Bachelor’s degree in Engineering

  • 2 years of engineering experience or an Advanced degree in Engineering

  • Experience  with Microsoft 365 (Word, Excel, Power point, Outlook).  

  • Ability to read and interpret engineering drawings; familiarity with ASME Y14.5 GD&T standards 

Qualifications We Prefer

  • Bachelor’s degree in Mechanical or Aerospace engineering

  • Experience with Computer Aided Engineering (i.e. FEA, CAD, etc.) software, Teamcenter, SAP and programming languages.  

  • Experience working in the aerospace industry; Auxiliary Power Units and Jet Engines experience is highly desirable.  

  • Mechanical aptitude to understand interactions of complex assemblies and translate those interactions into sound analytical assumptions.  

  • Communication and collaboration skills, team orientation, interpersonal, time management, and organizational skills.   

  • Knowledge of project management concepts (scheduling, risk management, action tracking). 

What We Offer:

  • Employee Scholar Program

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.

This requisition is eligible for an employee referral award.  ALL eligibility requirements must be met to receive the referral award.

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.

Privacy Policy and Terms:

Click on this link to read the Policy and Terms


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About Pratt & Whitney

Sourced by ZipRecruiter

Pratt & Whitney has a long history of leadership and innovation in the field of aviation propulsion. Our story begins in the 1920s and has flourished throughout the decades. We have continuously transformed and reinvented our businesses to offer superior products and services to our customers. In 1925, the Pratt & Whitney Aircraft Company was founded by Frederick B. Rentschler, pioneer of the air-cooled radial engine design which enabled unprecedented power-to-weight ratio. Its first engine, the R-1340 Wasp engine, transformed military and commercial aviation and is still in use today. In 1928, the Canadian division of the Pratt & Whitney Aircraft Company was established. In 1944, Pratt & Whitney began its gas turbine and jet propulsion initiative. The company constructed a wind tunnel, laboratory and engineering center to support our allies’ efforts in World War II. In 1945, wartime production included more than 300,000 Pratt & Whitney engines, touted by service members as extremely dependable – a legacy that continues today. From there, Pratt & Whitney continued to design and innovate more powerful, agile, and reliable engines becoming a leader in the aerospace industry. Today, Pratt & Whitney has more than 85,000 engines in service and more than 16,000 customers worldwide.

Industry

Engineering professional services

Company size

10,000+ Employees

Headquarters location

East Hartford, CT, US

Year founded

1925