• In charged for Mold/Encapsulation process to maintain the yields, defects, and machine issues/abnormality.• Performed root cause analysis in deviation in production process. • Analyzed, controlled, and improved process KPI yield and quality to be within or above the target.• Coordinated team on process to support production for yield improvements, reduced rejects, and problem solving issues.• Prepare feasibility studies and project improvement proposals related to operational aspects, include monitoring and controlling project improvement schedules.• Conducted daily meetings with project teams to review progress and identify areas of concern or improvement.

• Support and implement on new xytel hydroprocessing equipment tools.• Create process flow diagram and process descriptions of new xytel hydroprocessing equipment operation procedure.• Develop on air compressor supply scheme and procurement reference for air compression installations at Lab. Drilling.• Support biogasoline project by counting the line sizing on the main line.

• Support engineer to operate the utility machine area (WTP, Send Filter, Cation &Anion Tower, Gas Turbine Generator, etc).• Shutdown and start-up of the equipment.• Monitoring the parameter of utility machine area every two hours.