Job Description Onsemi is seeking a CMP Engineer with 5+ years of semiconductor experience to support and optimize CMP processes in a 300mm high-volume manufacturing environment. This role focuses on process sustainment, yield improvement, and defect reduction, with increasing ownership of continuous improvement projects. Responsibilities Responsibilities Process Sustainment & Control Support the daily operation of CMP processes Monitor key parameters: Removal rate (RR), WIWNU (within-wafer n