Marathon Petroleum internships
Open internship postings at Marathon Petroleum, taken from the company's own careers page rather than a third-party aggregator, and re-checked daily so closed roles drop off.
37 of them name a term, most often Summer 2027 (15) and Fall 2027 (13). The most are in Findlay, OH (32), Canonsburg, PA (3) and Denver, CO (1). The biggest groups are Hardware (17), Accounting (3) and Operations (2). The fields their titles name most are engineering (16), electrical engineering (9) and mechanical engineering (8).
Start free 39 open postings · updated daily
- Refining Operator TraineeMarathon PetroleumSt. Paul Park, MN
- Intern/Co-Op - Supply Chain (Fall 2027)Marathon PetroleumFindlay, OHFall 2027
- Process Optimization Engineer I - Midstream Natural Gas & NGL Services (Intern to Full-Time Conversion)Marathon PetroleumDenver, CO
- Refining Chemical Engineering Intern/Co-op Spring 2027Marathon PetroleumFindlay, OHSpring 2027
- Intern/Co-op - Refining Electrical Engineering (Spring 2027)Marathon PetroleumFindlay, OHSpring 2027
- Intern/Co-op - Refining Mechanical Engineer (Summer 2027)Marathon PetroleumFindlay, OHSummer 2027
- Intern/Co-op - Refining Electrical Engineering (Summer 2027)Marathon PetroleumFindlay, OHSummer 2027
- Intern/Co-op - Commercial Marine Operator (Summer 2027)Marathon PetroleumSan Antonio, TXSummer 2027
- Intern/Co-op - Midstream Natural Gas and NGL Services Chemical/Mechanical/Civil/Petroleum/Electrical Engineering (Summer 2027)Marathon PetroleumCanonsburg, PASummer 2027
- Intern/Co-op - Midstream Natural Gas and NGL Services Chemical/Mechanical/Civil/Petroleum/Electrical Engineering (Fall 2027)Marathon PetroleumCanonsburg, PAFall 2027
- Intern/Co-op - Midstream Natural Gas and NGL Services Chemical/Mechanical/Civil/Petroleum/Electrical Engineering (Spring 2027)Marathon PetroleumCanonsburg, PASpring 2027
- Intern/Co-op - Accounting (Spring 2027)Marathon PetroleumFindlay, OHSpring 2027
- Intern/Co-op - Human Resources (Summer 2027)Marathon PetroleumFindlay, OHSummer 2027
- Intern/Co-op - Accounting (Fall 2027)Marathon PetroleumFindlay, OHFall 2027
- Intern/Co-op - HES&S Safety and Industrial Hygiene (Spring 2027)Marathon PetroleumFindlay, OHSpring 2027
- Intern/Co-op - Digital/Information Technology (Summer 2027)Marathon PetroleumFindlay, OHSummer 2027
- Intern/Co-op - Accounting (Summer 2027)Marathon PetroleumFindlay, OHSummer 2027
- Intern/Co-op - Aircraft Maintenance Technician (Fall 2027))Marathon PetroleumFindlay, OHFall 2027
- Refining Chemical Engineering Intern/Co-op Fall 2027Marathon PetroleumFindlay, OHFall 2027
- Intern/Co-op - Midstream Logistics and Storage Mechanical/Civil/Electrical Engineering (Summer 2027)Marathon PetroleumFindlay, OHSummer 2027
- Intern/Co-op - HES&S Safety and Industrial Hygiene (Summer 2027)Marathon PetroleumFindlay, OHSummer 2027
- Intern/Co-op - Refining Electrical Engineering (Fall 2027)Marathon PetroleumFindlay, OHFall 2027
- Intern/Co-op - Digital/Information Technology (Fall 2027)Marathon PetroleumFindlay, OHFall 2027
- Intern/Co-Op - Supply Chain (Spring 2027)Marathon PetroleumFindlay, OHSpring 2027
- Intern/Co-op - HES&S Safety and Industrial Hygiene (Fall 2027)Marathon PetroleumFindlay, OHFall 2027
- Refining Chemical Engineering Intern/Co-op Summer 2027Marathon PetroleumFindlay, OHSummer 2027
- Intern/Co-op - Refining Mechanical Engineer (Fall 2027)Marathon PetroleumFindlay, OHFall 2027
- Intern/Co-op - HES&S Environmental (Fall 2027)Marathon PetroleumFindlay, OHFall 2027
- Intern/Co-op - Commercial (Summer 2027)Marathon PetroleumFindlay, OHSummer 2027
- Intern/Co-op - HES&S Process Safety (Spring 2027)Marathon PetroleumFindlay, OHSpring 2027
- Intern/Co-op - HES&S Process Safety (Fall 2027)Marathon PetroleumFindlay, OHFall 2027
- Intern/Co-op - HES&S Environmental (Spring 2027)Marathon PetroleumFindlay, OHSpring 2027
- Intern/Co-op - Commercial (Fall 2027)Marathon PetroleumFindlay, OHFall 2027
- Intern/Co-Op - Finance (Summer 2027)Marathon PetroleumFindlay, OHSummer 2027
- Intern/Co-op - HES&S Environmental (Summer 2027)Marathon PetroleumFindlay, OHSummer 2027
- Intern/Co-op - Midstream Logistics and Storage Mechanical/Civil/Electrical Engineering (Fall 2027)Marathon PetroleumFindlay, OHFall 2027
- Intern/Co-op - HES&S Process Safety (Summer 2027)Marathon PetroleumMidland, TXSummer 2027
- Intern/Co-op - Midstream Logistics and Storage Mechanical/Civil/Electrical Engineering (Spring 2027)Marathon PetroleumFindlay, OHSpring 2027
- Intern/Co-op - Midstream Logistics and Storage Engineering (L&SE) Project Controls (Summer 2027)Marathon PetroleumFindlay, OHSummer 2027
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Marathon Petroleum internships by role
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