Battery Thermal 3D CFD–Virtual Propulsion Engineer (VPE)

Job Description

As a Battery Thermal 3D CFDVirtual Propulsion Engineer(VPE) you will perform cellmoduleand pack level Computational Fluid Dynamics (CFD) analysis tooptimizethermal performance of GMsBattery Systems under normal and abuse conditions(TRP). The candidate will conceptualize and develop a wide variety of Computational Fluid Dynamics (CFD) models to directlyimpactdesign and offset hardware testing. This role requires close collaboration with other CAE teams while providing results and technical consultation to hardware designdevelopmentand validation new and refinement of existing simulation procedures in the above domains is also a core responsibility.

Job Description

Hybrid work position: This position does not require an employee to be on-site full-time to perform most effectively. The employees role enables them to work at a GM facility or off-site as frequently as needed or desired.

This position requires an employee to beonsiteevery other week.

As a Battery Thermal 3D CFD Analysis Engineer you will perform cellmoduleand pack level Computational Fluid Dynamics (CFD) analysis tooptimizethermal performance of GMsBattery Systems under normal and abuse conditionsincluding TRP. The candidate will conceptualize and develop a wide variety of Computational Fluid Dynamics (CFD) models to directlyimpactdesign and offset hardware testing. This role requires close collaboration with other VDDV (CAE) teams while providing results and technical consultation to hardware designdevelopmentand validation engineers. Developmentof new and refinement of existing simulation procedures in the above domains is also a core responsibility.

Primary Responsibilities:

• Perform cell batterymoduleand pack-level CFD TRP analysis
• Performcellbatterymoduleand pack-level CFD thermal analysis for early design and verification of battery conceptsdesignsand thermal management systems.
• Perform other Fluid dynamics analysis that includes VOF based simulations for TIM and other thermal material applications
• Conduct cell-level thermal analysis andTRP analysis whileworkingclosely with cell CAE team to integrate electrochemical simulation with battery system transient thermal behavior and support the estimation of cell life under different driving cycle and ambient conditions.
• Effectively communicate findings to internal/external customers usingappropriate media.
• Meet or exceed deadlines for structured product development timelinesqualityand cost.
• Collaborate witha broaderengineering team for structured design integration new proposals problem solving and system optimization.
• Provide requirements for improvements to advanced simulation activities to include CFD ThermalStructuraland multi-physics.
• Participateand leadinCFD and otherbenchmarking activities.

Required Skills and Experience:

• 5 years of experience with simulation design testing or release of propulsion related systems
• Experience with CFD software
• Familiarity or practical experience with the principles of vehicle propulsion system design operation or testing
• BS in Mechanical or Aerospace Engineeringrequired
• MS in Mechanical or Aerospace Engineering with coursework in heat transfer and fluid mechanics preferred

Preferred Skills and Experience:

• 5 years of experience with CFD analysis
• Proficient with STAR-CCM orSimerics-MP CFD software
• Experience with CFD optimization tools
• Experience with test to model correlation
• Experience with programming in JavaPythonor equivalent languages
• Linux experience in distributed computing environments
• Experience with the latest CFD visualization techniques
• Knowledge of Siemens NX CAD modeling
• Experience in coupling electrical and thermal analysis
• High levelof interpersonal skills to work independently and effectively with others
• Familiarity or practical experience with the principles of vehicle propulsion system design operation or testing
• Experienceoncoupling electric solvers with thermal (Arcing-Voltage breakdown)
• Working knowledge of Battery thermal abuse and arcing

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