Power Integrations is seeking a highly motivated Sr. Staff CAD Engineer to join their team. This role involves developing and maintaining PDKs, supporting IC design CAD tools like Cadence, and developing custom Mentor Calibre DRC/LVS/xRC runsets. The engineer will also be responsible for software installation, license management, user support, and vendor interface. Working with IC layout designers, they will provide support for physical designs and support device engineers developing PCELLs and power device layouts. This role is crucial in transforming the AC/DC power conversion market.