At MPC, we’re committed to being a great place to work – one that welcomes new ideas, encourages diverse perspectives, develops our people, and fosters a collaborative team environment. Process Technology Operator Intern Overview Marathon Petroleum Company LP, a major petroleum refiner and marketer, has Process Technology Operator Internship opportunities at its Louisiana Refining Division refinery in Garyville, LA. This internship is a one-semester program that may start as early as August 2026. Responsibilities The goal of this program is to provide a hands-on learning experience to qualified individuals who are enrolled in a 2-year Process Technology Program which leads to an Associate’s of Applied Science Degree or is a recent graduate (one year) of the program. This will give students an opportunity to develop and apply knowledge, technical skills, and interpersonal skills in the workplace under the direction of a Garyville Operations Excellence Specialist. Additionally, Interns will shadow operators on a regular basis. This internship program provides Process Technology students or recent graduates the opportunity to work in a controlled refinery environment, while learning about the Operator position at the refinery. The hands-on experience at the refinery, in addition Process Technology Program, should afford the student a solid foundation to confidently pursue a career as an Operator. About Marathon's Garyville Refinery: Our Garyville refinery is located along the Mississippi River in southeastern Louisiana between New Orleans and Baton Rouge. It has a crude oil refining capacity of 578,000 barrels per calendar day (bpcd). The Garyville refinery is configured to process a wide variety of crude oils into gasoline, distillates, fuel-grade coke, asphalt, polymer-grade propylene, propane, refinery-grade propylene, dry gas, slurry and sulfur. Products at the refinery are transported by pipeline, barge, transport truck, rail and ocean tanker. The refinery has access to the export market and multiple options to sell refined products. A major expansion project was completed in 2009 that increased Garyville’s crude oil refining capacity, making it one of the largest refineries in the U.S. As an energy industry leader, our career opportunities fuel personal and professional growth.
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Job Type
Part-time
Career Level
Intern
Education Level
High school or GED
Number of Employees
5,001-10,000 employees