Mechanical Engineer (CPT/OPT/EADs/GC/USC)
Purple Hires Inc
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About this role
Job Title: Mechanical Engineer
Location: Mossville, IL Onsite
Duration: Permanent (Full-Time)
Travel: 0 25% Domestic
Job Summary
We are looking for a Mechanical Engineer 2 to support the development and validation of cooling systems for construction, mining, power generation, marine, and locomotive applications. The role involves 1D system simulation, CFD analysis, cooling system design, component sizing, and collaboration with design and test engineering teams.
Key Responsibilities
• Perform cooling system analysis and simulation for product development projects.
• Develop cooling system layouts, component sizing, and component selection using 1D simulation tools.
• Perform CFD analysis of cooling components such as pumps, radiators, and aftercoolers.
• Develop CFD models to analyze airflow through cooling packages.
• Perform underhood thermal CFD analysis to predict airflow and component temperatures.
• Correlate simulation results with physical test data.
• Support troubleshooting and root-cause analysis of cooling-related issues.
• Collaborate with design, system, validation, and test engineering teams.
• Communicate analysis results and recommend design improvements.
• Help establish technical requirements and specifications for new products.
• Improve simulation methods, processes, and engineering tools.
• Manage multiple projects and priorities while meeting project timelines.
Required Qualifications
• Bachelor's degree in Engineering; Mechanical, Agricultural, Aerospace, or similar preferred.
• 2+ years of engineering experience with a Bachelor's degree, or 1+ year with a Master's degree.
• At least 1 year of experience focused on cooling system performance for product development.
• Experience with 1D and/or CFD system simulation.
• Strong background in thermo-sciences, including:
• Fluid Mechanics
• Thermodynamics
• Heat Transfer
• Strong analytical and problem-solving skills.
• Excellent written and verbal communication.
• Ability to manage multiple projects and priorities.
• Ability to work effectively in a team environment.
Preferred Skills
• Fluent, Star-CCM+, or OpenFOAM
• GT-Suite or other 1D analysis tools
• Creo
• ANSA or ANSYS Workbench/SpaceClaim
• Python, C++, or Java
• Cooling system/component analysis
• Engine, powertrain cooling, or electrification systems
• Diesel engine or battery/electric system knowledge
• Product development experience
• Project management experience
Top Skills
• Thermodynamics / Fluid Mechanics / Heat Transfer
• 1D or 3D Cooling System Analysis
• CFD Simulation
Ideal Candidate
A Mechanical/Agricultural/Aerospace Engineer with strong thermo-science fundamentals and hands-on experience in cooling system analysis, 1D simulation, or CFD. The ideal candidate should be comfortable with tools such as Fluent, GT-Suite, Creo, or similar and have strong communication and project management skills.
What you'll get after applying
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See what you did well — communication, experience, enthusiasm
Specific, actionable feedback on how to strengthen your interview skills
Personalized guides and resources to help you grow professionally
Common questions
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How long does the conversation take?
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