Sr. Applications Engineer

Description - Perform direct high-voltage/low voltage GaN device testing and characterization, including double pulse testing (DPT), short-circuit testing, SOA, ruggedness, and device performance evaluation of GaN devices. - Define and optimize gate-drive solutions, including gate resistance selection, protection features, and isolation strategies. - Design, build, and validate Evaluation (EVAL) boards for customer enablement and internal demonstration. - Develop high-quality Application Notes, design guides, and technical documentation for customers and internal teams. - Better to have certain understanding of AI data center power architectures, including front-end AC/DC and back-end DC/DC stages and high-voltage DC distribution. - Better to have some understanding of advanced power topologies such as totem-pole and interleaved PFC, LLC resonant converters, Dual Active Bridge (DAB), etc. - Perform device- and system-level simulations using LTspice/SIMetrix/PLECS. - Conduct hands-on lab work using oscilloscopes, high-voltage probes, power analyzers, electronic loads, and other high-voltage test equipment. - Provide technical enablement to FAEs and sales teams. - Collaborate with R&D, product marketing, quality, and operations teams to support customer programs and product development. Qualifications - 2~3 years of hands-on experience in power electronics design and applications. - Direct experience in high voltage/low voltage semiconductor testing and characterization is preferred. - Experience with power electronics schematic and PCB design. - Good knowledge of GaN devices, gate drivers, and isolation technologies. - Experience with AI data center power systems is a plus. - Proficiency with LTspice, SIMetrix and PLECS, and PCB design tools such as Altium. - Hands-on experience in high-voltage lab environments. - Strong written and verbal communication skills with good attention to detail.