1. Design and develop functionally safe motor control power electronics for electric propulsion systems
• Develop power electronic circuits including motor control power stages using SiC devices, power converters, gate drivers, protection circuits, and EMI/EMC suppression circuits
• Apply expert knowledge of power electronics principles and SiC power devices to develop high performance, high efficiency, and highly reliable motor control electronics; stay up to date with advancements in power electronics technology including SiC devices, thermal management techniques and aerospace safety standards
• Typical design tasks include writing design specifications, performing design analysis and simulations, capturing circuit schematics, participating in design reviews, leading PCB layout process, creating BOMs and assembly drawings, authoring test specifications, and overseeing prototype, engineering validation, design verification, and agency certification phases of projects
• Lead technical design reviews for newly developed solutions with cross functional teams
2. Proactive Stakeholder collaboration and communication
• Collaborate with cross-functional teams, including software engineers, mechanical engineers, and safety / certification experts to define system requirements and architecture
• Lead design and optimization of power electronics PCB layouts while collaborating with PCB designers, mechanical engineers, and safety / certification experts to ensure product requirements are met
• Collaborate with safety experts to conduct safety audits and reviews to ensure compliance with applicable safety standards
3. Comprehensive analysis, testing, documentation and adherence to compliance standards
• Conduct circuit analysis and simulations to ensure the safe and efficient operation of the motor controller
• Conduct thorough testing and verification activities to validate the functionality and safety of the motor controller
• Perform thermal simulations to analyze and optimize the thermal performance of the power electronics system; collaborate with mechanical engineers and thermal experts to implement appropriate cooling and heat dissipation techniques and to ensure effective thermal management of the motor controller
• Utilize Altium Designer software for schematic design, PCB layout and manufacturing documentation
• Support PCBA manufacturing partners to ensure proper assembly and functional test of electronics, including creation of test specifications and collaboration on test equipment
• Ensure compliance with functional safety standards, such as ISO 26262, throughout the development process
• Conduct and document safety analyses and risk assessments to identify potential hazards and appropriate safety measures, define safety requirements and develop safety cases