Engineer II, Aero Thermal Fluids

Date Posted:

2026-04-17

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 Collins Aerospace, we design, invent, and deliver advanced aerospace and defense solutions that keep the world moving. Our Global Engineering & Technology Center in Puerto Rico (GETC-PR) is looking to hire a talented Aerothermal Fluids Engineer with a passion for solving complex problems and driving innovation in propeller systems.

In this role, you will be at the forefront of innovation, contributing to the design and optimization of cutting-edge propeller systems that are integral to the success of our aerospace and defense solutions.

Join us to make an impact across the enterprise by delivering advanced aerodynamic, thermal, and fluid dynamic solutions that enhance performance, efficiency, and reliability in both new and legacy aerospace products.

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.

This role is categorized as hybrid, with 3 days onsite and 2 days remote following the schedule assigned by the Manager.

What YOU will do:

• Provide analytical support across the product lifecycle, encompassing preliminary and detailed designs, development, validation, certification, and operational service.
• Conduct aerodynamic and heat transfer analyses using CFD tools (e.g., STAR CCM+, Ansys FLUENT) and/or classical methods to optimize propeller system performance.
• Develop and document analysis conclusions to establish design requirements, supported by analysis, testing, past service data, and engineering judgment.
• Generate detailed engineering reports to communicate results from analysis and test activities.
• Analyze and address in-service performance issues, providing data-driven recommendations for resolution.
• Participate in internal and external product design engineering teams and reviews, collaborating effectively with cross-functional teams.
• Work closely with engineering teams in Windsor Locks, CT, and Figeac, France, fostering effective communication and coordination.
• Define and oversee testing programs, including data acquisition, reduction, and analysis.
• Independently manage moderately complex projects and assignments with minimal supervision, ensuring timely and high-quality outcomes.
• Occasionally travel domestically and internationally to support project requirements.
• Perform other related duties as required

What YOU will learn:

• You will learn about our growing engineering team in Puerto Rico; What we do? Who we support? How we work?
• You will learn the technologies of today and tomorrow which we count on to maintain world leadership in the aerospace industry.
• You will learn why people enjoy and feel fulfilled by working in our industry.

Qualifications you must have:

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and 2 years prior relevant experience or an Advanced Degree in a related field.
• Demonstrated professional experience communicating in English (verbal and written).
• U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.

Qualifications We Prefer:

• Experience in aerospace, defense, or related industry.
• Experience in the analysis of aerospace components, particularly in the context of aerodynamic and thermal performance.
• Aerodynamic analysis experience with tools such as STAR CCM+/Ansys FLUENT or equivalent CFD software.
• Previous experience modeling rotating machinery (e.g., propellers, rotors, turbines).
• Understanding of basic aircraft design philosophy and principles.
• Experience with data reduction and analysis of large test data sets.
• Proficiency with Siemens NX or similar CAD software for design and modeling.
• Proficiency in one or more programming languages (e.g., MATLAB, Python, Fortran); Fortran experience is a plus.
• Basic understanding of Product Lifecycle Management (PLM) systems, such as TeamCenter.

What We Offer

Some of our competitive benefits package includes:

• Medical, dental, and vision insurance
• Three weeks of vacation for newly hired employees
• Generous 401(k) plan that includes employer matching funds
• Participation in the Employee Scholar Program (ESP)
• Life insurance and disability coverage
• Employee Assistance Plan, including up to 8 free counseling sessions.
• And more!

Learn More & Apply Now!

Collins Aerospace, an RTX business, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio, and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market.

Join our growing engineering team in Puerto Rico, where you will provide critical support to all Collins SBUs, working on exciting programs and projects ranging from the development of the next generation of advanced concept ejection seats to the latest technologies for the U.S. warfighter.

WE ARE REDEFINING AEROSPACE.

* Please consider the following role type definition as you apply for this role.

Hybrid: Employees who are working in Hybrid roles will work regularly both onsite and offsite.  Ratio of time working onsite will be determined in partnership with your leader.

At Collins, the paths we pave together lead to limitless possibility. And the bonds we form – with our customers and with each other -- propel us all higher, again and again.

Apply now and be part of the team that’s redefining aerospace, every day.

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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