Combustion Engineer

Job Title: Combustion EngineerLocation: Columbus, INDuration: Long TermJob SummaryWe are looking for a Combustion Simulation Engineer with strong experience in spark-ignited engine modeling using GT-POWER. The ideal candidate will be responsible for developing, calibrating, and validating detailed 1D GT-POWER engine models and Fast Running Models (FRM), correlating simulation results with engine test data and 3D-CFD simulations, and supporting engine performance optimization.Key ResponsibilitiesModel combustion and air-handling processes using appropriate predictive approaches for spark-ignited engines.Develop, calibrate, and validate 1D detailed GT-POWER engine models (DGM).Develop and calibrate Fast Running Models (FRM).Correlate simulation results from GT-POWER models with engine test data or 3D-CFD simulation data and improve model accuracy.Conduct GT-POWER 1D engine cycle simulations to generate boundary conditions for 3D CFD simulations.Apply thermodynamics, gas dynamics, and heat transfer fundamentals.Analyze flow behavior in intake and exhaust systems.Predict engine performance parameters under steady-state and transient conditions.Support fuel economy improvement and engine efficiency optimization.Evaluate turbocharger matching and air system sizing.Assess model robustness across operating conditions.Support development of validation plans for new engine configurations.Support optimization studies and design trade-off evaluations.Contribute to automation and process improvements in modeling workflows using GT-Python automation tools and/or other tools, including MATLAB and MS-Excel.Coordinate with internal stakeholders and external suppliers to obtain technical input and resolve model or system-level gaps.Work independently on assigned simulation, analysis, and reporting deliverables, ensuring technical accuracy and timely closure.Document modeling assumptions, calibration methods, validation results, and technical findings in technical reports.Communicate effectively with local and global stakeholders through professional email communication and virtual meetings to present analysis outcomes and recommendations.Learn new technologies and modeling approaches to enhance contributions to projects.Required Skills (Must Have)Spark-ignited engine modeling using GT-POWER, including knowledge of building, calibrating, and analyzing spark-ignited engine models.Experience calibrating detailed GT models to reference data (experimental/CFD).Experience developing Fast Running GT models.Optimization with GT-Suite.MATLAB, MS-Excel, and MS-PowerPoint.Strong understanding of thermodynamics, gas dynamics, and heat transfer.Knowledge of Internal Combustion Engines (ICE).Good to HavePython.GT-Python API.