Principal Power System Engineer (Datacenter)

Power Integrations; San Jose (CA); On-site; USD 210,000 - 260,000; Full time

Job summary

Power Integrations is seeking a 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 AI and data center systems.

You will work closely with the new product development team to create novel applications for high-frequency power converters using

Qualifications

• Bachelor’s or Master’s degree in Electrical Engineering, or foreign equivalent.
• 15+ years of relevant industry experience.
• Hands-on experience with high-density, high-frequency power converter design (server power >3 kW).
• Experience with power supply topologies: PFC, Phase-shifted LLC, buck/boost/buck-boost/flyback.
• Proficiency with MATLAB, Excel, and circuit/systems simulation tools.

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.

Skills

High-frequency power conversion

Server power applications 3kW+

Power electronics design

MATLAB

Excel

SIMPLIS LTspice PLECS

Lab testing

Technical documentation

Communication

Education

Electrical Engineering degree (Bachelors or Masters)

Tools

MATLAB

Excel

SIMPLIS

LTspice

PLECS

ANSYS

Job 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.

Qualifications

• 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