Senior Power Systems Engineer (Datacenter)

Location: San Jose, California, United States

Annual base pay: $146,000–$175,000

Company

hirify.global develops power conversion products and technologies for high-density power systems, including AI and data center applications.

What you will do

• Develop high-frequency AC/DC and DC/DC power converter solutions for AI and data center applications.
• Define converter architectures and key system components, including intermediate bus converter modules and protection circuits.
• Provide switching power supply design support and technical guidance for applications using hirify.global products.
• Develop reference designs and application solutions focused on performance, efficiency, power density, and system value.
• Collaborate with product development teams and customers to evaluate tradeoffs, solve technical challenges, and optimize reliability.
• Provide advanced application support to customers worldwide.

Requirements

• Bachelor’s or Master’s degree in Electrical Engineering or a foreign equivalent.
• 8–10 years of relevant industry experience.
• Deep hands-on expertise in high-density, high-frequency power converter design, including server power applications above 3 kW.
• Experience with active power factor correction, phase-shifted and LLC resonant converters, buck, boost, buck-boost, and flyback converters.
• Expertise in high-frequency magnetics, worst-case circuit analysis, and lab testing of high-frequency switching power supplies.
• Experience with MATLAB, Excel, SIMPLIS, LTspice, or PLECS, plus strong written and verbal communication skills.

Nice to have

• Firmware development or technical guidance in C/C++ for embedded power supply controllers.
• Experience with ANSYS finite element tools and power supply development from concept through production and post-production support.
• Knowledge of I2C, PMBus, and debugging tools for power converters with embedded controllers.

Culture & Benefits

• Work with new product development teams on next-generation AI and data center power architectures.
• Eligible employees receive equity, medical benefits, ESPP, 401K, tuition reimbursement, and time off programs.
• Compensation is determined by role, level, qualifications, experience, education, training, and work location.