1. Wafer supplier performance review and qualification to ensure wafer quality. 2. Supplier process change review and coordinate with AOS in-house activities. 3. Solve all the quality problems caused by wafer or wafer service; Handle customer complaint & return & request in case the issue may be related to wafer. 4. All the Front-End suppliers ICP report and other related certification or survey. 任职要求: 1. Bachelor degree in science/engineering. 2. Minimum 5 years experience in a semiconductor company, fab process & fab QA working experience is prefered. 3. Communication, Proficient in spoken and written English.