Auxiliary Power Unit Mechanical Engineer CoOp January 2027 Hybrid

RTX; Aguadilla (PR); Hybrid; USD 21,000 - 30,000; Part time

Job summary

RTX in Aguadilla, Puerto Rico invites motivated students pursuing a Bachelor’s or Advanced degree in Mechanical Engineering to join a hybrid internship/co-op from January to June. You’ll support interpretation of engineering drawings, participate in design tasks, and help with change management and supplier inquiries.

You will learn to update drawings through engineering change processes, collaborate across teams, and gain insight into manufacturability and cost considerations.

Qualifications

• Must be pursuing Bachelor's or Advanced degree in Mechanical Engineering and actively enrolled through the completion of the internship/co-op session.
• Minimum GPA of 3.0
• Must be a U.S. Citizen. This position may require access to systems/tools that are restricted to individuals who possess US citizenship.

Responsibilities

• Assist in updating drawings through the PW engineering change process.
• Support engineering evaluations related to quality notifications and supplier inquiries on production hardware.
• Participate in mechanical design tasks that consider manufacturability, material selection, structural performance, thermal behavior, system constraints, and cost.
• Collaborate with cross-functional teams to resolve technical issues and contribute to continuous improvement initiatives across APU and TJ programs.
• English (read, write, speak) is required when communicating with customers, co-workers, or supervisors who only speak English.

Skills

Mechanical Engineering

English proficiency

Education

Pursuing Bachelor’s or Advanced degree in Mechanical Engineering

Tools

GD&T

Job description

Date Posted:

2026-10-01

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

Are you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX.

At RTX, the world's 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.

Immerse yourself in a Monday-Friday Co-Op session, that will run from January to June (it is expected students will take this time off from coursework to fully engage with this working mentorship opportunity).

This position will sit at our Aguadilla, PR location. You must be residing in Puerto Rico at the time of starting employment. Relocation is not offered.

What You Will Learn:

• Support interpretation of engineering drawings, specifications, and technical requirements used in mechanical hardware design.
• How manufacturing nonconformances are analyzed, documented and resolved, including exposure to root cause investigation and engineering dispositions.
• Experience with supplier requests for information (SRIs) and how they are reviewed and processed.
• Supporting engineering change initiation and execution, providing insight into configuration control, documentation updates, and the engineering change workflow.

What You Will Do:

• Assist in updating drawings through the PW engineering change process.
• Support engineering evaluations related to quality notifications and supplier inquiries on production hardware.
• Participate in mechanical design tasks that consider manufacturability, material selection, structural performance, thermal behavior, system constraints, and cost.
• Collaborate with cross-functional teams to resolve technical issues and contribute to continuous improvement initiatives across APU and TJ programs.
• English (read, write, speak) is required when communicating with customers, co-workers, or supervisors who only speak English

Qualifications You Must Have:

• Must be pursuing Bachelor's or Advanced degree in Mechanical Engineering and actively enrolled through the completion of the internship/co-op session.
• Minimum GPA of 3.0
• Must be a U.S. Citizen. This position may require access to systems/tools that are restricted to individuals who possess US citizenship.

Qualifications We Prefer:

• Prior RTX internship, co-op, or work experience.
• Coursework or project experience involving mechanical design, manufacturing processes, or engineering documentation.
• Familiarity with interpreting engineering drawings, geometric dimensioning and tolerancing (GD&T), or configuration-controlled technical data.

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 position is classified: 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 in Aguadilla, Puerto Rico on a regular basis with 3 days onsite and 2 days remote following the schedule assigned by the Manager.

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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