Aerothermal Engineer I (Hybrid)

Date Posted: 2026-10-12

Country:

Location:

Position Role Type:

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

Security Clearance:

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.

What You Will Learn:

• Use of commercial and in-house tools to perform different types of analysis (e.g. CFD) for the design or evaluation of some of our engine components.
• Understand different manufacturing processes used in the making of our engine components and the importance of quality compliance from an Aerodynamics perspective.
• Dive into our Knowledge Management System and how it applies to the development of our products.
• Connect with other disciplines, understand blueprint requirements and interpret non-conformances to establish a plan for analysis and determine Performance and Operability impacts.
• Prepare and present technical presentations.
• Learn about our CORE Operating System, its methods and tools; and become a CORE Apprentice.

What You Will Do

• Perform aerothermal services ensuring on-time delivery and technical quality required of work performed. Responsible for low complexity tasks within functional discipline under supervision. Make significant contribution to team by applying knowledge and skills of the discipline and work with high to moderate guidance on low complexity projects.
• Perform low to medium complexity computational fluid dynamics and / or finite element thermal processes (from geometry generation to documentation of results) with a variety of tools for specific engine components, processing rig and engine test data, verifying manufacturing variability, as well as other similar tasks.
• Perform low to medium complexity steady state and transient performance comparison packages which can include data vs. simulation, model to model, control to control, and engine to engine.
• Support low to medium complexity customer requirements and validate results for onsite engine testing, reduction of steady state and transient data, and other requirements as necessary.
• Review test procedures and instrumentations.
• 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 certification efforts. Become a CORE Apprentice.
• Support project management activities and based on business needs, the incumbent may be required to support other duties/functions within the company.
• Based on business needs, the incumbent may be required to support other duties/functions within the company.
• Travel is 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 or Aerospace Engineering
• Must have a GPA of 3.0 or higher
• The ability to obtain and maintain a U.S. government issued security clearance is required.
• U.S. citizen or U.S. person (green card holder) due to government contracts

Qualifications We Prefer:

• Experience with Microsoft Office applications
• Good communication and presentation skills
• Strong interpersonal skills
• Basic understanding of a gas turbine engine
• Experience in Computational Fluid Dynamics (CFD), Finite Element Analysis (FEA) and skills in ANSYS (including FLUENT) or equivalent a plus
• Programming experience in VBA, C++, Visual Basic, MATLAB, Java, and / or Perl/Python.
• Experience with Linux Operating Systems.

Learn More & Apply Now!

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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