CFD Simulation Engineer for a Well Known Automotive Company in Raymond, OH

CFD Simulation Engineer Overview A global automotive company in Raymond, Ohio is seeking a highly skilled CFD Simulation Engineer with strong expertise in Conjugate Heat Transfer (CHT) analysis. This role focuses on developing and executing high-fidelity CFD simulations to support thermal management, design validation, and performance optimization of complex automotive engineering systems. The ideal candidate will have hands-on experience with STAR-CCM+, along with working knowledge of ANSYS Fluent and OpenFOAM, strong pre-processing skills using ANSA, and experience developing automation and scripting tools to accelerate simulation workflows. This position requires a minimum of four days onsite per week. Key Responsibilities • Develop and execute CHT and thermal-fluid CFD simulations for full-system and component-level models • Perform geometry cleanup, surface preparation, and mesh generation using ANSA and STAR-CCM+ • Build, calibrate, and validate CFD models using experimental data or benchmark references • Execute simulations using STAR-CCM+, ANSYS Fluent, and OpenFOAM, ensuring accuracy and computational efficiency • Conduct parametric studies, sensitivity analyses, and design optimization to support engineering decisions • Develop and maintain automation and scripting tools (Python, Java, macros) to streamline model setup, execution, and post-processing • Collaborate closely with design, test, and systems engineering teams to interpret results and provide actionable recommendations • Document simulation methodologies, assumptions, and validation results clearly and concisely Required Qualifications • Bachelor’s or Master’s degree in Mechanical Engineering, Aerospace Engineering, or a related field • 3+ years of hands-on experience in CFD simulations, with a focus on CHT and thermal-fluid coupling • Proficiency in STAR-CCM+; working knowledge of ANSYS Fluent and OpenFOAM preferred • Strong experience using ANSA for geometry preparation and mesh generation; working knowledge of CATIA preferred • Solid understanding of heat transfer mechanisms, including conduction, convection, and radiation • Experience modeling thermal systems, preferably in automotive or transportation applications • Experience with Python, Bash, or Java for CFD process automation • Familiarity with HPC environments, parallel computing, and GPU acceleration (e.g., NVIDIA A100/H100) is a plus Preferred Skills • Experience with parametric studies, DOE, and optimization frameworks • Familiarity with CAD tools such as CATIA or SolidWorks for model import/export • Experience with data visualization tools such as ParaView, Ensight, or Tecplot • Strong analytical skills with the ability to communicate complex technical concepts clearly and effectively