Power Electronics Engineer

Graphcore · Milpitas, California, United States

Posted 8/20/2026 · last confirmed live 8/26/2026

  About Us  Graphcore is a globally recognized leader in Artificial Intelligence computing systems. The company designs advanced semiconductors and data center hardware that provide the specialized processing power needed to drive AI innovation, while delivering the efficiency required to support its broader adoption.    As part of the SoftBank Group, Graphcore is a member of an elite family of companies responsible for some of the world’s most transformative technologies.  Job Overview:   Graphcore is seeking a Junior Engineer, Power Engineering to aid in design, test, and development of the power delivery components from grid to chip. You will work closely with members of the Power Engineering team to ensure the infrastructure we build meets customer requirements as well as attaining standards of performance, reliability, and scalability.  This role will be based in Milpitas, CA and will involve primarily on-site work in the power electronics laboratory. Responsibilities:   Perform test and validation of the various components in the power chain from chip-to-grid. Assemble, validate, and operate test hardware including the overall test environment, test fixtures, loads, and other devices to simulate various conditions and to evaluate the performance of the power chain.  Testing includes basic function testing, robustness and reliability testing, high-power cycle testing, high-bandwidth power testing, energy storage testing, and numerous other types of tests involved in AI power system validation. Test and employ custom components that the Power Team may design to support the Graphcore power architecture.  Support the transition of system designs from test and validation into the manufacturing and production environments Required Skills and Experience :   Bachelor’s in Electrical Engineering, knowledge of Power Electronics desired. Basic familiarity with power electronics systems operation  Experience testing electronic systems Good problem-solving and analytical skills.  Good communication and teamwork skills.  Ability to work in a fast-paced, multifaceted environment.  "Nice to Have" Skills and Experience:   Familiarity with new technologies in AI and data center infrastructure.  Benefits      In addition to a competitive salary, Graphcore offers a competitive benefits package. We welcome people of different backgrounds and experiences; we’re committed to building an inclusive work environment that makes Graphcore a great home for everyone. We offer an equal opportunity process and understand that there are visible and invisible differences in all of us. We can provide a flexible approach to interview and encourage you to chat to us if you require any reasonable adjustments.    

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