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Marathon Petroleum Corporation Mechanical Engineering internships
As of November 13, 2026, Intern Insider listed 12 open Mechanical Engineering internships at Marathon Petroleum Corporation. Most of these roles are listed in Denver, Colorado. 12 listings state that the role is paid. This page does not invent a salary when the listing is silent. Browse the roles by employer below. You can read the full posting free, then apply in minutes with a free account.
12 open roles · 1 company
Marathon Petroleum Corporation12 open
- Process Optimization Engineer I - Midstream Natural Gas & NGL ServicesDenver, Colorado
- Intern/Co-op - Midstream Natural Gas and NGL Services Chemical/Mechanical/Civil/Petroleum/Electrical EngineeringCanonsburg, Pennsylvania
- Intern/Co-op - Midstream Natural Gas and NGL Services Chemical/Mechanical/Civil/Petroleum/Electrical EngineeringCanonsburg, Pennsylvania
- Intern/Co-op - Midstream Natural Gas and NGL Services Chemical/Mechanical/Civil/Petroleum/Electrical EngineeringCanonsburg, Pennsylvania
- Intern/Co-op - Midstream Logistics and Storage Mechanical/Civil/Electrical EngineeringFindlay, Ohio
- Intern/Co-op - Midstream Logistics and Storage Mechanical/Civil/Electrical EngineeringFindlay, Ohio
- Intern/Co-op - Midstream Natural Gas and NGL ServicesDenver, Colorado
- Intern/Co-op - Midstream Natural Gas and NGL Services Chemical/Mechanical/Civil/Petroleum/Electrical EngineeringDenver, Colorado
- Intern/Co-op - Midstream Natural Gas and NGL Services Chemical/Mechanical/Civil/Petroleum/Electrical EngineeringDenver, Colorado
- Intern/Co-op - Midstream Logistics and Storage Mechanical/Civil/Electrical EngineeringFindlay, Ohio
- Intern/Co-op - Refining Mechanical EngineerFindlay, Ohio
- Intern/Co-op - Refining Mechanical EngineerFindlay, Ohio
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As of November 13, 2026, Intern Insider listed 12 open Mechanical Engineering internships at Marathon Petroleum Corporation.
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