• Refining Chemical Engineering Intern/Co-op Summer

    Marathon Petroleum Corporation (St. Paul Park, MN)
    …for refinery engineers. The models are used to optimize crude oil purchasing, refinery production, blending and finished product scheduling, and optimization ... team environment. Responsibilities: As a Chemical Engineer at a Marathon refinery , you can expect to become familiar with process equipment fundamentals… more
    Marathon Petroleum Corporation (08/15/25)
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  • Refining Engineer 1 - Chemical Engineer - Intern…

    Marathon Petroleum Corporation (St. Paul Park, MN)
    …for refinery engineers. The models are used to optimize crude oil purchasing, refinery production, blending and finished product scheduling, and optimization ... operations. They will be assigned a specific unit or units within the Refinery with responsibilities of daily monitoring and troubleshooting of their areas, process… more
    Marathon Petroleum Corporation (06/11/25)
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  • Hydro Operator

    ADM (Mankato, MN)
    …Operator - Mankato, MN** This is a full-time, hourly position, at the Soybean Oil Refinery Shift(s) Available: Must have ability to work any shift, overtime ... including weekends, holidays, or different shifts with advance notice as needed. The shift schedule includes an 4-days on and 4-days off 12-hour shift on a rotational or swing schedule switching between days shift and night shift. **Why Join?** + Weekly Pay +… more
    ADM (07/25/25)
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  • Intern/Co-op - Refining Electrical Engineering…

    Marathon Petroleum Corporation (St. Paul Park, MN)
    …a collaborative team environment. Responsibilities: As an Electrical Engineer at a Marathon refinery , you can expect to become familiar with industry codes and best ... will also gain knowledge of various aspects of a refinery by working with a team of professionals who...and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics… more
    Marathon Petroleum Corporation (05/29/25)
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  • Intern/Co-op - Refining Mechanical Engineer Spring

    Marathon Petroleum Corporation (St. Paul Park, MN)
    …a collaborative team environment. Responsibilities: As a Mechanical Engineer at a Marathon refinery , you can expect to become familiar with industry codes and best ... will also gain knowledge of various aspects of a refinery by working with a team of professionals who...and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics… more
    Marathon Petroleum Corporation (07/23/25)
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  • Refining Engineer 1 - Electrical Engineer - Intern…

    Marathon Petroleum Corporation (St. Paul Park, MN)
    …work on a variety of real-world electrical and instrumentation projects in a refinery setting. You will develop and utilize project management skills including scope ... Instrumentation (E&I) Engineers troubleshoot Electrical & Instrumentation issues at the refinery . You will analyze failures of equipment, develop solutions for… more
    Marathon Petroleum Corporation (06/17/25)
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  • Refining Engineer 1 - Mechanical Engineer - Intern…

    Marathon Petroleum Corporation (St. Paul Park, MN)
    …in the technical development and project management of all types of refinery projects, organizing and coordinating projects within a multi-discipline team from ... and piping modifications. Reliability Engineer: Reliability engineers support the Refinery 's maintenance department through design and development of equipment… more
    Marathon Petroleum Corporation (06/17/25)
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  • Welder In Training

    Marathon Petroleum Corporation (St. Paul Park, MN)
    …"to 24" piping. + Read prints, P&ID's and ISO's + Makes welding repairs to Refinery equipment as needed. + Installation of new piping spools + Removal of old piping ... skills. + Excellent problem-solving skills. DESIRED QUALIFICATIONS: + Experience working in a refinery setting a plus. + Experience with GTAW a plus. + Experience in… more
    Marathon Petroleum Corporation (08/15/25)
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  • Intern/Co-op - Accounting (Summer 2026)

    Marathon Petroleum Corporation (St. Paul Park, MN)
    …Accounting (Findlay - All Terms) Tax Accounting (Findlay - All Terms) Refinery Accounting (Various Refineries - Summer Only) Specific Duties may include: Analyzing ... Washington, Canton, Ohio, Catlettsburg, Kentucky, Denver, Colorado, Galveston Bay Refinery , Garyville, Louisiana, Kenai, Alaska, Mandan, North Dakota, San Antonio,… more
    Marathon Petroleum Corporation (08/11/25)
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  • Forklift Operator/Material Handler/Warehouse…

    Clean Harbors (Eagan, MN)
    …gallons of used motor oil each year and we have the largest re- refinery capacity in North America allowing us to re-refine more than 150 million gallons each ... year. Every day, we help our customers resolve their waste management needs and reduce their carbon footprint. **PROTECTION. CHOICES. PEOPLE. MAKE GREEN WORK. (TM) ** Clean Harbors is an equal opportunity employer. Clean Harbors is committed to providing… more
    Clean Harbors (07/24/25)
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