Global Technical Specialist--3D Airflow & Combustion

Work Arrangement:This role is categorized ashybrid. This means the successful candidate is expected to report to the office three times per week, atminimum.  

The Role

General Motors isseekinga highly skilled and motivatedEngine Combustion & Airflow Technical Specialistto join our Engine Performance and Calibration team. This role is critical in shaping the future of internal combustion engine (ICE) technology through high-fidelity computational fluid dynamics (CFD) simulations. The ideal candidate will have deepexpertiseinengine airflow,gas exchange,combustion modeling, fuel injectionspray,exhaustsystemsand emissions control, and will contribute to the design and optimization of next-generation gasoline anddieselcombustion systems and airpaths.

What You'll Do

• Lead the technicalmethoddevelopment and roadmap forfuel spray,in-cylinder mixture preparation,combustion analysis, exhaust and aftertreatment systems,manifoldsand boosting systems.

• Own scorecards for critical hardware release metrics for combustion, airflow, exhaust systems, aftertreatment, and exhaust sensors

• Design andoptimizecombustion chamber geometries for improved efficiency, power output, and emissions performance.

• Simulate and interpret combustion processes, heat transfer, cold start behavior, and catalyst heating strategies.

• Provide component-level and/or system-level design recommendations toHardware & Calibration Technical Specialistsbased on interpretation of analysis results

• Own and enhance current standard analysis practices and/or tools to improve prediction fidelity and/or execution speed

• Lead, execute, and coordinate analysis capability development initiatives, with emphasis on an “all virtual” future

• Drive testing tosupport the development of first-time capable analysis techniques

• Stays abreast ofnew technologyand competitive products

• Leadcross-functional teams including engine design, calibration, controls, and emissions compliance.

• Interface with software vendors to convey future needs and impart change 

• Work with leadership,developmentpartners, and PMT Technical Specialists to identify gaps and priorities for analysis growth 

• Seek out state of the art tools and methods and maintain a benchmark of industry capability and trends  

• Lead analysis support for code red and urgent product issue resolution 

• Interface with other virtual groups to establish common processes 

• Communicate status to leadership and escalate issues/roadblocks within the organization, as necessary 

• Represent GM for external collaborations and conferences 

Your Skills & Abilities (Required Qualifications)

• 10+years’ experiencewith compressible CFD analysis of powertrain-related systems

• MSin Mechanical Engineering, AerospaceEngineeringor a related field with a focus on internal combustion engines or fluid dynamics

• 7+years’ experiencein CFD software (CONVERGE, STAR-CD, STAR-CCM+ or similar) for gasoline or diesel mixture preparation / combustion simulation

• Highly proficient withProStar, ICEM,Hypermesh,Tgrid, or equivalent CFD meshing software

• Highly proficient with Converge, Siemens CCM+ In-Cylinder Solution,StarCD, AVL Fire, or equivalent CFD software

• Highly proficient withEnsight,ProStaror equivalent CFD post-processing software

• Proficient in programming (Java, MATLAB, Python), workflow automation, and customization of tools surrounding main vendor software

• Strong understandingof engine combustion testing, dataacquisitionand analysis

• Demonstrated experienceleveragingmachine learning,advanced statistical methods,model-basedcalibrationand/or multi-disciplinary CAE optimization

What Will Give YouACompetitive Edge (Preferred Qualifications)

• PhD in Mechanical Engineeringor related fields

• Proficient in application of machine learning, data driven modeling techniques in context of engine simulations

• Proficient with GT-Power, WAVE, AVL Boost, or equivalent 1D engine simulation software

• Experience with hands-onengine testing, dataacquisitionand calibration tools (AVL Concerto,Indicom, ETAS)

This job may be eligible for relocation benefits