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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Power System Engineer (Datacenter) - **Company:** Power Integrations - **Location:** San Jose, CA, United States - **Contract:** Permanent contract - **Skills:** Microsoft Excel, Artificial Intelligence, Systems Engineering, Communications Protocols, Data Centers, Software Debugging, Firmware, LTspice, MATLAB, Performance Tuning, Simulation Software, Systems Architecture, Systems Integration, Ansys - **Published:** July 2, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=9c0e764acbc38cbd ## About the Role * Bachelor's or Master's degree in Electrical Engineering, or foreign equivalent * Minimum 15 years of relevant industry experience * Hands-on experience and deep expertise in high-density, high-frequency power converter design, including server power applications above 3 kW * Strong familiarity with power supply topologies including: * Active power factor correction circuits * Phase-shifted and LLC resonant converters * Buck, boost, buck-boost, and flyback converters * Expert knowledge of high-frequency magnetics design * Ability to perform complex calculations, including worst-case analysis, for circuits designed using Power Integrations products * Experience with tools such as MATLAB, Excel, and simulation software such as SIMPLIS/LTspice/PLECS * Strong hands-on capability and experience using lab equipment to test high-frequency switching power supplies * Excellent written and verbal communication skills, including experience creating specifications, technical reports, and test plans or instructions * Knowledge of relevant industry standards and system architectures Preferred Qualifications * Experience developing firmware in C/C++ for embedded controllers in power supply applications, along with the ability to provide firmware guidance for applications using Power Integrations products * Experience using finite element tools such as ANSYS * Experience designing power supplies/power converters from concept to production and supporting post production * Knowledge of communication protocols such as I2C and PMBus * Familiarity with tools for debug of power converters with embedded controllers ## Description Power Integrations is seeking an ambitious, highly motivated Principal AI/Data Center Systems Engineer to help define and develop next-generation high-density power solutions for AI and data center applications. In this role, you will contribute to the development of high-density power converters, intermediate bus converter (IBC) modules, and protection circuits for next-generation AI and data center systems using Power Integrations products and technologies. You will work closely with the new product development team to create novel applications for high-frequency power converters using state-of-the-art GaN and silicon technologies, and to deliver differentiated solutions that address critical customer needs. You will also develop best-in-class reference designs using Power Integrations products for next-generation AI and data center power architectures. Responsibilities * Develop innovative high-frequency power converter solutions for AI and data center applications across AC/DC and DC/DC architectures using Power Integrations products. * Define power converter architectures and key system components for emerging AI and data center power solutions. * Provide switching power supply design support and technical guidance for applications based on Power Integrations products. * Develop reference designs and application solutions that demonstrate performance, efficiency, and system value for next-generation AI and data center power architectures. * Collaborate with product development teams and customers to solve complex technical challenges, evaluate design tradeoffs, and optimize system performance, density, and reliability. * Serve as a technical expert and provide advanced application support to customers worldwide. ## Related Videos - [Why make use of an integration platform in today's software developments and infrastructure?](https://www.wearedevelopers.com/videos/758-why-make-use-of-an-integration-platform-in-today-s-software-developments-and-infrastructure) - [Leveraging Large Language Models for Legacy Code Translation: Challenges and Solutions](https://www.wearedevelopers.com/videos/1157-leveraging-large-language-models-for-legacy-code-translation-challenges-and-solutions) - [Cloud Vendor Lock-In - Is it just a new version of the Database Abstraction Layers?](https://www.wearedevelopers.com/videos/1185-cloud-vendor-lock-in-is-it-just-a-new-version-of-the-database-abstraction-layers) - [Building a hypercar from scratch](https://www.wearedevelopers.com/videos/607-building-a-hypercar-from-scratch) - [More efficient software for more efficient microchips](https://www.wearedevelopers.com/videos/1164-more-efficient-software-for-more-efficient-microchips) - [Colorful quantum randomness](https://www.wearedevelopers.com/videos/100257-colorful-quantum-randomness) ## Related Articles - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Why Attend a Developer Event in 2026?](https://www.wearedevelopers.com/magazine/688-why-attend-a-developer-event-in-2026) - [What Makes WeAreDevelopers World Congress Different From Every Other Tech Event?](https://www.wearedevelopers.com/magazine/701-what-makes-wearedevelopers-world-congress-different-from-every-other-tech-event) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [5 Reasons Why Attending Conferences in 2026 Matters More Than You Think](https://www.wearedevelopers.com/magazine/692-5-reasons-why-attending-conferences-in-2026-matters-more-than-you-think) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs)