On job training as a Process Engineer for Coke Oven Gas Refinery Plant• Monitoring daily operation in Coke Oven Gas Refinery Plant (Including: Wet Scrubber, Tar Recovery, BTX Recovery, Sour Water Stripper, Sulfur Recovery Unit, Biological Effluent Treatment Facility)• Troubleshooting facilities, process, and quality issues collaborating with Assistant Manager • Analyzing unit operation or equipment performance for changing and cleaning schedule• Conduct continuos improvements: Decrease NaOH Consumption (Cost saving 29,504 USD/Month), Create Chemical Tank Simulation Model (Reduce chemical purchasing by 20 tons/month), and Innovate utilization of By-product as a Heat Exchanger Cleaning Agent • Involve in several project as project engineer: Tube replacement in gas cooler, Gravel filter filling changing, and Catayltic oven reactor annual down

• Participate in the plenary session of the council members• Assisting senator members when performing supervisory functions in their electoral region• Assisting to complete document for recess agenda

•Evaluate the Sea Water Desalination Unit I Performance using heat transfer analysis method•Create simulation of Hydrogen Plant from Natural Gas using Aspen HYSYS for study-case•Involve in Turn around project: assisting process engineer to determine water pipeline from utilities to refinery facilities for shutdown preparation, supervise the steam purging process for oil cleaning, and supervise on the overhaul project of atmospheric distillation column tray replacement