Global Technical Specialist--3D Airflow & Combustion
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- United States
- Work type
- Hybrid
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Job Description
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
GM does not provide immigration-related sponsorship for this role. Do not apply for this role if you will need GM immigration sponsorship now or in the future. This includes direct company sponsorship, entry of GM as the immigration employer of record on a government form, and any work authorization requiring a written submission or other immigration support from the company (e.g., H1-B, OPT, STEM OPT, CPT, TN, J-1, etc).
This role is categorized as hybrid. This means the selected candidate is expected to report to a specific location at least 3 times a week {or other frequency dictated by their manager}.
About GM
Our vision is a world with Zero Crashes, Zero Emissions and Zero Congestion and we embrace the responsibility to lead the change that will make our world better, safer and more equitable for all.
Why Join Us
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