Hot Section Engineering - Design Engineer Co-Op (January 2027) (Hybrid)

RTX (Raytheon); Aguadilla (PR); Hybrid; USD 25,000 - 39,000; Part time

Job summary

RTX seeks a Mechanical/Aerospace Engineering student for a hybrid Co-op in Aguadilla, Puerto Rico. The program runs January to June, requiring residency in Puerto Rico at start and no relocation.

You will design components, evaluate manufacturability and cost factors, and support production and field activities. Strong English communication is essential.

Qualifications

• Enrolled in a degree program in Mechanical Engineering and/or Aerospace Engineering.
• Minimum GPA of 3.0.
• Must be a U.S. Citizen.
• Excellent verbal and written communication skills; collaboration and initiative.
• Creativity, problem-solving and willingness to learn.

Responsibilities

• Design major components or portions of functional systems using CAD tools.
• Investigates design factors such as manufacturability, materials, interchangeability, cost.
• Provides analytical support through design, production, and field phases.
• Analyzes and dispositions quality non-conformances (QNs) and supplier information requests (SRI).
• Communicates in English with customers, coworkers, or supervisors.

Education

Mechanical Engineering

Aerospace Engineering

Job description

Date Posted: 2026-10-16

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 Do:

• Designs major components or major portions of functional systems, technically advanced prototypes, and specific products using computer design and engineering systems.
• Investigates pertinent design factors such as ease of manufacture, availability of materials and equipment, interchangeability, replaceability, strength-weight efficiency, and contractual specifications requirements and cost.
• Provides analytical support through all design phase, production manufacturing and field support services.
• Analysis and disposition of quality non-conformances (QNs) for new parts, and supplier requests for information (SRI's).
• English (read, write, speak) is required when communicating with customers, co-workers, or supervisors who only speak English.

Qualifications You Must Have:

• Enrolled in a degree program in Mechanical Engineering and/or Aerospace Engineering.
• 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:

• Excellent verbal and written communication skills and a consistent record of collaboration, innovation, and initiative.
• Creative problem-solving skills and adaptability in responding to new business challenges.
• Eager to learn new things, contribute a fresh perspective, and share your knowledge with others.

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.

Technical disciplines in HSE include Project Engineering, Mechanical Design, Structural Analysis, Durability and Product Definition.

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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