As a Senior Test Engineer at Power Integrations, you will be responsible for the technical aspects of PCBA testing. This involves developing and maintaining test programs and hardware, while also ensuring overall equipment effectiveness. The role requires innovating and driving operational and quality excellence, working closely with test engineering staff in Switzerland, operations personnel, and EMS test staff. Responsibilities include implementing and optimizing ICT, FCT, and ISP test programs on Teradyne TestStation, designing test fixtures, troubleshooting software and hardware, and documenting test processes.