Job duties include controlling the supply chain from the release of new devices to mass production of CMOS sensors, identifying functions and properties differences when a new version flow is established with various photo masks, creating wafer loading requests by foundry service form and activating lot handling in OVT internal system, overseeing and regulating the schedule in various subcontractors by daily WIP report, estimating wafer cycle time for each device, modifying the production schedule and managing safety inventory to fit demand changes from sales or engineers, maintaining material requirements planning and analyzing wafer yield die, silicon version and cycle time to load bare wafers, realizing process flow from wafer, color filter to assembly, and understanding shared material for each device to mediate inventory by weekly customer demand, enhancing the FAB out schedule by skipping unnecessary layers to fit abruptly upside demand, performing planning for the required material based on the sales forecast, administering device milestone and demand table to assess the quantity and quality for customer sample, arranging the purpose for wafers by the qualification map and split table from engineer and product management team, coordinating with related parties including engineering, suppliers, overseas production facilities to meet output plan, collaborating with product and process engineers to develop mask saving flow to reduce production cost, establishing the schedule of backend flow for engineering device and based on the testing result, arranging production flow, communicating with fulfillment team in Taiwan and China to monitor the output schedule, regulating the supply plan by the weekly meeting with Taiwan and China fulfillment and foundry team, liaising with various subcontractors and coordinating with product planners in Asia and product sales managers, interfacing with sales, marketing and product management teams to resolve the issues of sales department and production supply, collaborating with product engineer to resolve unexpected issues such as petal flare, white pixel image, or particle wafer, coordinating with project management team to rearrange the supply plan for customers when engineering issue occurs, and improving yield die and boosting reliability by qualification testing result. With graduate-level courses of Product Development & Management, Operation Research, Engineering Management, Database Design, Manufacturing System, Supply Chain Analysis, Lean Six Sigma, Data Analytics.