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Freelance Cfd Software Developer Jobs in Illinois

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Freelance Cfd Software Developer information

What is the difference between Freelance Cfd Software Developer vs Cfd Engineer?

AspectFreelance Cfd Software DeveloperCfd Engineer
CredentialsTypically self-taught or with specialized certifications; no formal degree requiredUsually requires a degree in engineering, physics, or related fields; professional certifications are common
Work EnvironmentIndependent, remote, project-basedIn-house or consulting roles within companies or research institutions
Industry UsageUsed by clients across various industries for custom CFD solutionsEmployed by organizations to develop, test, and optimize CFD models

While both roles involve CFD expertise, a Freelance Cfd Software Developer primarily works independently on custom software projects, whereas a Cfd Engineer typically works within a team or organization to develop and apply CFD models. The developer focuses on coding and software creation, while the engineer emphasizes application and analysis.

What are the most commonly searched types of Cfd Software Developer jobs in Illinois? The most popular types of Cfd Software Developer jobs in Illinois are:
What are popular job titles related to Freelance Cfd Software Developer jobs in Illinois? For Freelance Cfd Software Developer jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Freelance Cfd Software Developer jobs in Illinois look for? The top searched job categories for Freelance Cfd Software Developer jobs in Illinois are:
What cities in Illinois are hiring for Freelance Cfd Software Developer jobs? Cities in Illinois with the most Freelance Cfd Software Developer job openings:
Freelance Cfd Software Developer jobs near you
Infographic showing various Freelance Cfd Software Developer job openings in Illinois as of August 2026, with employment types broken down into 88% Full Time, 8% Part Time, and 4% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution.

Mechanical Engineer - CFD and Cooling Systems

RFA Engineering

Chillicothe, IL • On-site

$70K - $85K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 19 days ago

Job description

RFA Engineering (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking a growth-oriented candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate onsite at our customer's world-class engineering and manufacturing facility in Mossville, IL.
This is a full-time position with a full benefit package listed below that includes opportunities for professional growth, direct hire by our customers, and additional opportunities within our own organization.
Mechanical Engineer - CFD and Cooling Systems
As a Mechanical Engineer, you will support the design, analysis, and validation of cooling systems for off-highway equipment, engines, and electrified products. This role focuses on thermal management, cooling system performance, and Computational Fluid Dynamics (CFD) analysis to help develop reliable and efficient products.
Responsibilities
  • Support the design and development of cooling systems for diesel and electrified equipment.
  • Perform 1-D simulation to size and select cooling system components such as radiators, heat exchangers, pumps, and fans.
  • Conduct CFD analysis to evaluate airflow, cooling package performance, and component temperatures.
  • Develop and analyze thermal models to support product design decisions.
  • Work with design, systems, and validation engineers to develop effective cooling solutions.
  • Correlate simulation results with test data and recommend design improvements.
  • Investigate cooling-related issues and support root cause analysis activities.
  • Communicate analysis results and technical recommendations to project teams.
  • Support continuous improvement of simulation tools, methods, and processes.

Requirements
  • Bachelor's of Science in Mechanical Engineering or related degree
  • Demonstrated engineering experience, including experience with cooling systems, thermal analysis, or CFD.
  • Strong understanding of thermodynamics, fluid mechanics, and heat transfer.
  • Experience using CFD and/or 1-D simulation tools.
  • Strong communication and problem-solving skills.
  • Ability to manage multiple projects and priorities.

Preferred Qualifications
  • Experience with ANSYS Fluent, STAR-CCM+, OpenFOAM, or similar CFD software.
  • Experience with GT-SUITE or other 1-D simulation tools.
  • Knowledge of engine cooling, powertrain cooling, or electrification systems.
  • Experience with Creo or other CAD software.
  • Programming experience with Python, C++, or similar languages.
  • Master's degree in Mechanical, Agricultural, or Aerospace Engineering

Visa sponsorship is NOT available for this position.
Salary Range: $70,000-$85,000 commensurate with experience.
About RFA Engineering
RFA Engineering has provided product development and engineering services to industry leading customers since 1943. Our primary focus is the development of off highway equipment including agricultural, construction, mining, recreational, industrial, and special machines. Our work includes concept development, product design, documentation, problem-solving, simulation, optimization, and testing of components, systems and complete machines. Our engineering staff is located at our Engineering Center in Minneapolis, branch office in Dubuque, IA, and at numerous customer sites throughout the U.S.
Competitive Benefits
  • Health and Dental Insurance
  • Health Savings Account
  • TelaDoc: Virtual Health Care
  • Vision Insurance
  • Company Paid / Supplemental Life Insurance
  • Company Paid Long-Term Disability
  • Supplemental Short-Term Disability
  • Retirement Savings Account (Traditional 401k & Roth 401k)
  • Flexible Spending Plan Dependent Care
  • Bonus Plan (Exempt Employees Only)
  • Paid Time Off (PTO)
  • Paid Holidays
  • Bereavement Leave
  • Employee Assistance Programs (EAP)
  • Education Assistance

Equal Opportunity and Veteran Friendly
Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.

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