หน้าที่ความรับผิดชอบ: 1. To-co-operate with internal departments, MSL division, Plant division and application engineer. - Response to analysis lab report and find out root case to solving problems, review and issue rule to control cleanliness in production line. - Response to perform cleanliness monitoring report. - Response and attend to customer meeting and audit. - Response to perform and evaluation on cleanliness in FA phase. 2. Response to control, solving problems and improve cleanliness item on Pivot, shipping tray, piece part and DI water plant meets customer specification. 3. Response to control, solving problems and improve environment/condition of clean room. 4. Control the amount of chemicals responsible for document control and how to prevent all types of chemicals used in the department. 5. Response to control and improve quality and yield in washing process. 6. Cost saving on indirect material and filter in washing M/C. 7. Response to control and improve quality and cleanliness on indirect material follow up customer requirement.