The company’s Port Arthur Manufacturing Complex in Port Arthur, TX, is comprised of North America’s largest refinery with a total throughput of 720,000 barrels per day, the largest base oil plant in the western hemisphere, and an integrated chemical plant. As a PTSE intern, you will provide coordination within Refinery Production Areas through project management, problem solving, small project execution, threat identification and risk assessment, engineering support to operations and maintenance, and turnaround support.