Thermal & CFD Engineer – Gas Turbines

Quest Defense Systems and Solutions is Growing!

Apply your heat transfer and fluid dynamics expertise to real-world engineering challenges as a Thermal & CFD Engineer. Work with modern simulation tools and cross-functional teams to support high-performance systems in aerospace and energy.

We’re looking for a Thermal & CFD Engineer –Gas Turbines to model and analyze heat transfer and fluid flow in high-performance engine components. In this role, you’ll use tools like ANSYS Fluent, CFX, or Star-CCM+ to develop and run simulations, build geometry and mesh models, and deliver insights that drive design decisions for aerospace and power generation systems. You’ll work closely with cross-functional and customer teams, taking ownership of analyses from setup through presentation, while contributing to engine-level modeling, performance optimization, and root cause investigations.

This role is remote with travel to client sites as needed (10-15%) and due to the nature of the work US Citizenship is required.

Roles & Responsibilities:

• Use computational tools to perform thermal analysis for gas turbine components and turbomachinery
• Lead the effort in development of geometry and mesh for analysis models along with the necessary model setup and analysis of those models
• Post-process and prepare high-quality presentations of results · Prepare and present reports on findings on formal technical reviews
• Create, support and maintain secondary airflow system models and whole engine models
• Develop and participate in root cause and/or risk failure mode and error analysis (FMEA) for gas turbine engines

Required Skills (Technical Competency):

The successful candidate is detail oriented and highly collaborative. There will be a significant amount of interaction with the customer’s teams. Listening to the customer’s issues and offering proactive solutions is critical to building a strong relationship with this new customer.

• 3-6 years’ experience in Thermal Analysis, Aero-Thermal, Secondary Airflow Systems
• BS or higher in Mechanical Engineering, Aerospace Engineering or equivalent
• Familiar with fluid dynamics and heat transfer theory
• Exposure to the gas turbines is highly preferred
• Experience with 1D and 2D flow modeling and solvers
• Demonstrated ability to meet deadlines, work under time constraints, maintain composure and handle multiple tasks simultaneously
• Experience with Star-CCM+, ANSYS Fluent or CFX is a plus
• Proficiency with MS Office, particularly MS Excel required
• Strong interpersonal skills and ability to work in a team environment
• Like to work in a fast paced, creative environment

Physical Requirements & Work Environment:

• Remote
• Travel 10% -15%
• Substantial amounts of telephone/video conferencing and computer work.
• Heavily Regulated Industries with strict adherence to procedures.
• Flexibility to meet business deadlines by staying late or arriving early.
• Typical 8 hour days plus lunch / 40 hour weeks / core (required) hours are 9AM to 4PM
• Ability to use personal transportation to visit customer locations.

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions

Full compensation package is based on candidate experience and certifications

Pay Ranges$76,478—$91,773 USD

At Quest Defense Systems and Solutions, we don’t just build technology — we engineer the future. From next-generation aerospace solutions to cutting-edge defense systems, we tackle the toughest, mission-critical challenges that keep people safe and push the boundaries of innovation. This is where problem-solvers, innovators, and visionary thinkers come together to shape the future. With over 25 years of aerospace and defense engineering expertise, our commitment to delivering high-quality, transformative solutions sets us apart — not just as an industry leader, but as a driving force for impactful change. Together, we’re not just leading the industry — we’re revolutionizing it.

Quest Defense provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.