High Voltage Power Electronics EMC Technical Specialist

General Motors•Warren, MI

2d•Hybrid

About The Position

General Motors is seeking a Power Electronics EMC Technical Specialist to lead electromagnetic compatibility engineering for Power Electronics & Traction Inverter hardware. The successful candidate will apply advanced knowledge of electromagnetic interference, electromagnetic susceptibility, signal and power integrity, high-voltage power electronics, and vehicle-level electrical integration to guide robust designs from concept through production. This is a hands-on technical leadership role. The specialist will influence architecture and design decisions, develop practical mitigation strategies, lead root-cause investigations, and partner with internal engineering teams, suppliers, test organizations, and program leadership. The role is hybrid and based at the GM Global Technical Center — Estes Engineering Center.

Requirements

Bachelor’s degree in electrical engineering, electronics engineering, or a related discipline.
8+ years of relevant hands-on hardware experience with high-voltage power electronics, AC/DC and DC/DC converters, inverters, or electric-drive systems
Strong Expertise in electromagnetic compatibility (EMC), including, high-voltage AC conducted emissions and Radiated Emission compliance, Electromagnetic immunity/susceptibility, common-mode and differential-mode noise suppression, grounding, shielding, filtering, impedance, and signal/power integrity analysis.
Significant experience designing, analyzing, or validating EMC performance for power electronics, electric drives, Power Electronics & Traction Inverters, converters, or similar high-power systems.
Demonstrated expertise in electromagnetic interference and susceptibility mechanisms, including conducted and radiated coupling, common-mode and differential-mode currents, grounding, shielding, filtering, and cable effects.
Experience with EMC modeling, simulation, or analytical methods and the ability to correlate predictions with laboratory and vehicle-level measurements.
Strong understanding of high-voltage power-electronics hardware, including switching devices, power modules, gate drives, bus structures, printed circuit boards, and Power Electronics & Traction Inverter packaging.
Experience planning, executing, or interpreting EMC testing and resolving failures through data-driven root-cause analysis.
Ability to lead cross-functional technical decisions and influence internal teams and suppliers without direct authority.
Strong written, verbal, and presentation skills, including the ability to communicate complex technical issues to leadership.
Willingness to travel periodically to supplier, test, and vehicle-development locations as needed.

Nice To Haves

Master’s degree or advanced technical training in electrical engineering, electromagnetics, power electronics, or a related field.
10+ years of relevant hands-on hardware experience with high-voltage power electronics, AC/DC and DC/DC converters, inverters, or electric-drive systems
Experience with automotive electromagnetic compatibility requirements and vehicle-level integration of electric-drive systems.
Experience with 3D electromagnetic simulation, circuit/system-level modeling, or specialized EMC analysis tools.
Experience with Power Electronics & Traction Inverter platforms using silicon carbide or other high-speed switching technologies.
Knowledge of high-voltage safety, functional safety interfaces, electrical transients, signal integrity, and power integrity.
Experience with design-for-EMC methods applied to high-volume manufacturing and supplier production processes.
Experience leading EMC issue resolution through design changes, calibration, software coordination, or vehicle integration changes.
Demonstrated technical publications, patents, conference participation, or recognized contribution to EMC or power-electronics engineering.

Responsibilities

Define and lead EMC design strategies for Power Electronics & Traction Inverters, including requirements decomposition, risk assessment, design development, peer reviews, and validation planning.
Define design best practices to mitigate system level interactions between component EMC performance and vehicle level EMC requirements.
Develop and apply electromagnetic models and analysis methods to predict coupling paths, resonances, common-mode and differential-mode behavior, shielding effectiveness, grounding performance, and conducted and radiated emissions, both at the component level & at the vehicle level
Guide Power Electronics & Traction Inverter hardware design decisions involving power modules, busbars, laminated interconnects, gate-drive circuits, printed circuit boards, enclosures, filters, shielding, grounding, cables, and connectors.
Lead EMC mitigation activities across the design lifecycle, balancing electrical performance, thermal performance, packaging, manufacturability, reliability, cost, and timing.
Responsible for development of EMC load box and EMC test plan per GMW3097.
Schedule, execute, and document traction inverter EMC testing. Lead PRTS closure through structured root-cause investigations for electromagnetic interference and susceptibility issues, using measurement data, simulation, design-of-experiments, and engineering judgment.
Establish technical countermeasures and confirm effectiveness through focused testing and correlation between models, bench results, dynamometer testing, and vehicle testing.
Develop and maintain EMC operating-mode tracker covering charging, driving, V2L/V2G, AC/DC charging, inverter operation, and simultaneous APM/OBCM operation. Support EMC debugging for combined operation
Partner with Power Electronics & Traction Inverter design release engineering, controls and software, electrical architecture, vehicle integration, validation, reliability, manufacturing, purchasing, and supplier engineering teams.
Analyze grounding, shielding, cable routing and connector locations. Resolve vehicle-to-vehicle EMC variation.
Provide technical direction to suppliers and evaluate supplier EMC capability, analysis methods, test plans, design evidence, and corrective actions.
Review and approve EMC-related requirements, specifications, EMC test plan, EMC load box, drawings, analysis reports, test procedures, test reports, and design changes.
Create reusable EMC guidelines, checklists, modeling practices, and lessons learned for future Power Electronics & Traction Inverter programs.
PRTS ownership of EMC non-compliance related to OBCM component and AC charging system. Lead OBCM troubleshooting/scheduling plan with vehicle EMC team. Communicate technical risks, decisions, trade-offs, and recommendations to engineering and program leadership.
Mentor engineers and raise the organization’s capability in power-electronics EMC design and troubleshooting.