Aero Thermal Engineer

Quest Defense; Cincinnati (OH); Remote; USD 81,000 - 91,000; Full time

Benefits offered by this job

401(k) with employer match

Professional development support

Flexible workplace

Job summary

Quest Defense Systems & Solutions is seeking an Aero-Thermal CFD Engineer to perform thermal and turbomachinery analyses for gas turbine components. The role is remote and requires US citizenship.

Ideal candidates have 4–8 years in CFD/Aero-Thermal and familiarity with Star-CCM+, ANSYS Fluent/CFX. A BS/EE with strong dynamics and heat transfer knowledge is expected; MS Excel skills are essential for data handling.

Qualifications

• 4-8 years’ experience in CFD 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.
• MS Office proficiency, particularly MS Excel.

Responsibilities

• Use computational tools to perform thermal and/or CFD analysis for gas turbine components and turbomachinery
• Lead the 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
• Support test and fielded hardware verification and validation efforts

Skills

CFD Analysis

Aero-Thermal

Secondary Airflow Systems

Education

B.S. in Mechanical Engineering or Aerospace Engineering

Tools

Star-CCM+

ANSYS Fluent

ANSYS CFX

Job description

Shape the future of innovation as we tackle cutting-edge projects that make a difference. We’re not just in the business of engineering—we’re building a brighter future. Driven by creativity and a culture of excellence, we believe in the power of engineering to solve today’s challenges and create opportunities for tomorrow. What we do matters.

Quest Defense Systems & Solutions is growing and looking to add highly skilled Aero Thermal Engineers to our team. As a team of remarkably diverse engineers, we recognize that what we are really engineering is a brighter future for us all. If you want to contribute to meaningful work and be part of an organization that truly believes when you win, we all win, and when you fail, we all learn, then we’re eager to hear from you.

This role is remote and due to the nature of the work US Citizenship is required.

Roles & Responsibilities

• Use computational tools to perform thermal and/or CFD 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
• Support test and fielded hardware verification and validation efforts

This position description is not intended to be all-inclusive, and employee will also perform other tasks as assigned.

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.

• 4-8 years’ experience in CFD 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
• 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 highly preferred
• 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
• Enjoy people and dynamic teams with diverse experiences. We have fun together!

Physical Requirements & Work Environment

• Remote
• 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

The QDSS Advantage

At QDSS, our advantage is purpose-driven work, collaborative teams, and complex challenges that push boundaries and build lasting impact.You’llgrow your career while contributing to mission-critical programs that demand excellence and shape the future.

WhatYou’llFind Here

• Work That Matters – Next-generation, safety- and mission-critical projects where your contributions have real-world impact.
• GrowthThat’sSupported – Competitive compensation, employer-matched 401(k), certificationassistance, and clear opportunities for advancement.
• A Culture That Works – A flexible, collaborative, and people-first environment where teamwork, innovation, and balance are valued.

Benefits Include

• Competitive pay, comprehensive medical/dental/lifeand disability coverage, 401(k) with employer match, professional development support, and a flexible, friendly workplace.

Full compensation package is based on candidate experience and certifications

Pay Ranges

$81,000 - $91,000 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.

As set forth in Quest Defense Systems & Solutions, Inc.’s Equal Employment Opportunity policy,we do not discriminate on the basis of any protected group status under any applicable law.

If you believe you belong to any of the categories of protected veterans listed below, please indicate by making the appropriate selection.As a government contractor subject to the Vietnam Era Veterans Readjustment Assistance Act (VEVRAA), we request this information in order to measurethe effectiveness of the outreach and positive recruitment efforts we undertake pursuant to VEVRAA. Classification of protected categoriesis as follows:

A \"disabled veteran\" is one of the following: a veteran of the U.S. military, ground, naval or air service who is entitled to compensation (or who but for the receipt of military retired pay would be entitled to compensation) under laws administered by the Secretary of Veterans Affairs; or a person who was discharged or released from active duty because of a service-connected disability.

A \"recently separated veteran\" means any veteran during the three-year period beginning on the date of such veteran's discharge or release from active duty in the U.S. military, ground, naval, or air service.

An \"active duty wartime or campaign badge veteran\" means a veteran who served on active duty in the U.S. military, ground, naval, or air service during a war, or in a campaign or expedition for which a campaign badge has been authorized under the laws administered by the Department of Defense.

An \"Armed forces service medal veteran\" means a veteran who, while serving on active duty in the U.S. military, ground, naval or air service, participated in a United States military operation for which an Armed Forces service medal was awarded pursuant to Executive Order 12985.