Staff System Application Engineer

Staff System Application Engineer Your role Key responsibilities in your new role Own the design and development of power conversion stages and power electronics boards for SST/UPS applications Define circuit concepts and detailed hardware architecture for AC/DC, DC/DC, and inverter stages Perform and review circuit, switching, loss, thermal, and system-level simulations Lead the selection and evaluation of power semiconductors, including SiC MOSFETs, IGBTs, diodes, and gate drivers Define and dimension key passive components such as magnetics, DC-link capacitors, filters, and snubbers Develop gate-drive, sensing, protection, and auxiliary power concepts Translate system requirements into hardware requirements and design specifications Drive schematic and PCB design reviews, with a focus on switching performance, EMC, thermal design, and insulation Plan and execute prototype bring-up, design verification, and performance characterization Analyze complex hardware issues and drive root-cause analysis and design improvements Evaluate technical alternatives and provide recommendations based on performance, cost, reliability, and manufacturability Coordinate technical interfaces with system, control, mechanical, thermal, and PCB design teams Your profile Qualifications and skills to help you succeed  Degree in Electrical Engineering, Power Electronics, or a related field Typically 5+ years of relevant experience in power electronics development Strong expertise in power conversion topologies such as PFC/AFE, DC/DC converters, and inverter stages Strong experience with simulation tools such as PLECS, MATLAB/Simulink, LTspice, or PSIM In-depth understanding of SiC/IGBT power devices, switching behavior, gate driving, and protection Strong experience with loss calculation, thermal dimensioning, and component selection Good understanding of magnetics design, filters, and DC-link dimensioning Experience with high-voltage PCB design, insulation coordination, creepage/clearance, and EMC/EMI Strong hands-on laboratory experience with high-power/high-voltage prototypes, including safe bring-up and debugging Experience with SST, UPS, or comparable high-power conversion systems is highly desirable Ability to independently own a technical work package from concept through verification #WeAreIn for driving decarbonization and digitalization. As a global leader in semiconductor solutions in power systems and IoT, Infineon enables game-changing solutions for green and efficient energy, clean and safe mobility, as well as smart and secure IoT. Together, we drive innovation and customer success, while caring for our people and empowering them to reach ambitious goals. Be a part of making life easier, safer and greener. Are you in? We are on a journey to create the best Infineon for everyone. We strive to create the best Infineon for everyone by embracing diversity and inclusion. We welcome applicants for who they are and offer a workplace built on trust, openness, respect and equal opportunity.  Our hiring decisions are based on skills and experience. Even if you don’t meet every requirement, we encourage you to apply. Please let your recruiter know if you need any accommodations during the interview process. Learn more about our various contact channels and about Diversity & Inclusion at Infineon. Lucy.Shi@infineon.cn