The primary role of the R&M Master Scheduler is to plan and synchronize maintenance activities for the designated R&M sites, considering the operational demands from Product Line. Master Scheduler oversees and organizes the schedules for repair and maintenance activities, ensuring the readiness of required spare parts, and deliver the on-time delivery (OTD) to the business needs. The master scheduler collaborates closely with operation managers of PL regarding activity requests such as job orders and tool orders, as well as coordinating with R&M manager and supervisor to appropriately schedule and adjust the capacity of the workshop to meet operation demand.