Advanced Propulsion Senior Power Converter Design and Analysis Engineer

Job Description

GMs Advanced Propulsion group is seeking an experienced and highly motivated power electronics engineer to lead the design analysis and development of next-generation power converters for electric-vehicle applications to meet GMs future Electric Vehicle (EV) portfolio needs. The role will primarily focus on developing next generation Accessory Power Modules (APM) and On-Board Charging Modules (OBCM).

This position will convert advanced concepts into robust hardware and system solutions that improve efficiency power density cost packaging manufacturability reliability and customer value.

Hybrid: This position requires an employee to be onsite 3 times per week.

Roles and Responsibilities:

• Develop converter architectures and power-stage concepts including topology selection semiconductor selection magnetics capacitors sensing gate drive protection isolation pre-charge and filtering
• Create and review schematics power-stage designs control-board interfaces electrical interfaces and design documentation for advanced power-converter prototypes and production-intent concepts.
• Perform design trade studies using simulation competitive benchmarking component teardowns cost analysis efficiency analysis power-density analysis and reliability considerations.
• Develop and analyze models for converter steady-state transient switching control-loop thermal loss fault current-sharing and system-interaction behavior.
• Design for EMC/EMI performance electrical isolation high-voltage safety functional safety serviceability manufacturability and environmental robustness.
• Lead or support worst-case circuit analysis derating analysis DFMEA fault-tree analysis design reviews and design-verification planning.
• Plan and execute prototype builds bring-up bench testing hardware debugging characterization and design iteration in high-voltage laboratory environments.
• Collaborate with controls and embedded-software engineers on modulation startup/shutdown protection diagnostics communication current sharing and system-level control strategies.
• Provide technical direction to suppliers and participate in supplier technical reviews design reviews DFMEA reviews prototype builds test reviews and issue-resolution activities.
• Work with Product Engineering Systems Engineering Modeling and Analysis Cost Engineering Planning Program Manufacturing and Vehicle Integration teams through ATW BA and early GPDP activities.
• Drive opportunities for cost reduction efficiency improvement power-density improvement commonization packaging reduction and technology reuse across vehicle programs.
• Prepare clear technical reports recommendations presentations and gate deliverables for engineering leadership peers suppliers and cross-functional stakeholders.
• Document lessons learned design methods intellectual property and process improvements.

Qualifications:

• Bachelors degree in Electrical Engineering with focus in power electronics
• 5 or more years of relevant experience
• Demonstrated experience designing and developing DC/DC converters or AC/DC converters
• Strong understanding of power-electronics theory converter topologies switching devices magnetics gate drives control methods protection circuits and power losses.
• Experience with electrical design analysis including derating worst-case analysis loss calculations thermal analysis and design-for-reliability methods.
• Experience with EMC/EMI design and troubleshooting in power-electronics modules.
• Understanding of high-voltage automotive systems isolation grounding pre-charge contactors fault handling and laboratory safety.
• Hands-on experience with high-voltage laboratory equipment oscilloscopes power analyzers and electronic loads.
• Experience with modeling and simulation tools such as MATLAB/Simulink PLECS PSIM LTspice or equivalent.
• Ability to diagnose complex technical issues make data-based recommendations and work effectively under demanding schedules.
• Strong written verbal presentation collaboration and technical leadership skills.
• Ability to work independently and effectively with domestic and international teams suppliers and cross-functional partners.
• Experience with DFSS Design for Manufacturing and Design for Assembly

Preferred Qualifications:

• Masters or Ph.D. degree in Electrical Engineering Power Electronics or a related discipline.
• Experience with SiC GaN IGBT advanced switching high-frequency operation soft switching or multilevel converters.
• Experience with power-density optimization planar or integrated magnetics common cooling structures or embedded power modules.
• Experience with vehicle-level charging and accessory-power.
• DFSS BB Certification
• Experience with PCB design electrical CAD/CAE thermal simulation computational tools or automated test/data-analysis methods.
• Familiarity with ISO 26262 ASPICE GMW requirements applicable charging standards and automotive high-voltage safety practices.
• Experience leading advanced-technology work supplier development technical workgroups or cross-functional engineering teams.
• Experience preparing technical publications invention disclosures patents or internal engineering standards.

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. This job is not eligible for relocation benefits. Any relocation costs would be the responsibility of the selected candidate.

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