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General Motors Propulsion Systems Cooling and Airflow VDDV (CAE) in Warren, Michigan

About GMThere's never been a more exciting time to work for General Motors.To achieve our vision of a world with Zero Crashes, Zero Emissions and Zero Congestion, we need people to join us who are passionate about creating safer, better and more sustainable ways for people to get around. This bold vision won't happen overnight, but just as we transformed how the world moved in the last century, we are committed to transforming how we move today and in the future.Why Work for UsOur culture is focused on building inclusive teams, where differences and unique perspectives are embraced so you can contribute to your fullest potential as you pursue your career. Our locations feature a variety of work environments, including open work spaces and virtual connection platforms to inspire productivity and flexible collaboration. And we are proud to support our employees volunteer interests, and make it a priority to join together in efforts that give back to our communities.Job DescriptionPropulsion Systems Cooling and Airflow VDDV (CAE) Engineer will be responsible for capturing information from a variety of sources inside and outside GM, building and running analytical models, interpreting results for customers, attending development team meetings, interacting with compartment integration teams.The Propulsion Systems Cooling and Airflow VDDV (CAE)Engineer will build, run, and interpret results from various CFD and 1-D models ranging from the front end to the whole vehicle or thermal system. The engineer will join a multi-disciplined team of engineers who perform airflow and 1-D thermal simulations of varying complexity to drive the design of vehicles.Responsibilities:* Estimate powertrain heat rejection and determine air flow requirements for automotive type cooling systems* Size an air conditioning system and determine cooling capacity required and air flow requirements for automotive condensers* Evaluate automobile exterior with focus on front end cooling air flow and sealing* Evaluate PTC and AC system performance using 1D and 3D simulations tools* Pro-actively develop simulations for new programs based on vehicle content and functional objectives.* Clearly post process and interpret simulation results to identify current performance and develop areas of improvements* Daily use of several commercial CFD codes, 1D solvers and supporting software in Windows, LINUX/UNIX and HPC environment. These include ANSA, STAR-CCM+, SINDA-FLUINT, MATLAB SIMULINK. GT Suite and other Internal Codes.* Interface and collaborate with Studio and Engineering Teams, present numerical and visual data and recommendations effectively, to ensure component and system level performance requirements are achieved* Fully engage in vehicle development activity and proactively take ownership of simulation activity to best guide the design team.Additional Job DescriptionRequired Skills:* 3+ years of professional automotive experience.* Experience and coursework in Lumped-Parameter Network Solvers, CFD methodology and application* Experience with computer tools, 3D CAD files, CAE methods and Experimental Data* Familiarity with Aerodynamic and Climatic Wind Tunnel testing, measurement techniques and data systems.* Experience using commercial 1D solvers such as MATLAB-SIMULINK, SINDA-FLUINT, GT-Suite, and CFD solvers such as FLUENT, STAR-CCM+, EXA-POWERFLOW, Mesh generators such as ANSA, TGRID, HYPERWORKS.Preferred Skills:* Mathematical modeling and analysis of various subsystems of both conventional and electric vehicle powertrains using state-of-the-art analytical tools, including GT-Suite, MATLAB/Simulink in co-sim environments.* Experience in de