Job Description

Work Arrangement: This role is categorized as hybrid. This means the successful candidate is expected to report to the office three times per week, at minimum.  

The Role

General Motors is seeking a highly skilled and motivated Engine Combustion & Airflow Technical Specialist to 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 deep expertise in engine airflow, gas exchange, combustion modeling, fuel injection spray, exhaust systems and emissions control, and will contribute to the design and optimization of next-generation gasoline and diesel combustion systems and airpaths.

What You'll Do

Lead the technical method development and roadmap for fuel spray, in-cylinder mixture preparation, combustion analysis, exhaust and aftertreatment systems, manifolds and boosting systems.

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

Design and optimize combustion 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 to Hardware & Calibration Technical Specialists based 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 to support the development of first-time capable analysis techniques

Stays abreast of new technology and competitive products

Lead cross-functional teams including engine design, calibration, controls, and emissions compliance.

Interface with software vendors to convey future needs and impart change

Work with leadership, development partners, 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’ experience with compressible CFD analysis of powertrain-related systems

MS in Mechanical Engineering, Aerospace Engineering or a related field with a focus on internal combustion engines or fluid dynamics

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

Highly proficient with ProStar, 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 with Ensight, ProStar or equivalent CFD post-processing software

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

Strong understanding of engine combustion testing, data acquisition and analysis

Demonstrated experience leveraging machine learning, advanced statistical methods, model-based calibration and/or multi-disciplinary CAE optimization

What Will Give You A Competitive Edge (Preferred Qualifications)

PhD in Mechanical Engineering or 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-on engine testing, data acquisition and calibration tools (AVL Concerto, Indicom, ETAS)

This job may be eligible for relocation benefits

#LI-LG2

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

We believe we all must make a choice every day – individually and collectively – to drive meaningful change through our words, our deeds and our culture. Every day, we want every employee to feel they belong to one General Motors team.

Benefits Overview

From day one, we're looking out for your well-being–at work and at home–so you can focus on realizing your ambitions. Learn how GM supports a rewarding career that rewards you personally by visiting Total Rewards resources.

Non-Discrimination and Equal Employment Opportunities (U.S.)

General Motors is committed to being a workplace that is not only free of unlawful discrimination, but one that genuinely fosters inclusion and belonging. We strongly believe that providing an inclusive workplace creates an environment in which our employees can thrive and develop better products for our customers.

All employment decisions are made on a non-discriminatory basis without regard to sex, race, color, national origin, citizenship status, religion, age, disability, pregnancy or maternity status, sexual orientation, gender identity, status as a veteran or protected veteran, or any other similarly protected status in accordance with federal, state and local laws.

We encourage interested candidates to review the key responsibilities and qualifications for each role and apply for any positions that match their skills and capabilities. Applicants in the recruitment process may be required, where applicable, to successfully complete a role-related assessment(s) and/or a pre-employment screening prior to beginning employment. To learn more, visit How we Hire.

Accommodations

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Learn more about this Employer on their Career Site

Global Technical Specialist--3D Airflow & Combustion