• Oil Transload Operator (Railcar Loading)

    Watco Companies LLC (Fryburg, ND)
    …Located near Belfield and Dickinson North Dakota, our Fryburg Rail Terminal handles loading crude oil and natural gas into rail tanker cars. Essential Duties & ... Responsibilities + Perform the safe transfer and loading of crude oil and/or NGL products into railcars in accordance with established procedures and… more
    Watco Companies LLC (10/30/25)
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  • Oil Operator (Railcar Loading)

    Watco Companies LLC (Tioga, ND)
    …Information Located in northwest North Dakota, our Tioga Terminal handles the loading of crude oil and natural gas into rail tanker cars. Duties and ... Responsibilities + Perform the safe transfer, loading, and unloading of liquid materials between transportation and storage systems (such as railcars and trucks) in accordance with established procedures and site-specific requirements + Start, stop, and… more
    Watco Companies LLC (11/05/25)
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  • Refining Chemical Engineering Intern/Co-op Summer

    Marathon Petroleum Corporation (Mandan, ND)
    …and process models for refinery engineers. The models are used to optimize crude oil purchasing, refinery production, blending and finished product scheduling, ... that owns and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure. more
    Marathon Petroleum Corporation (11/14/25)
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  • Mechanic Intern

    ONEOK, Inc (Watford City, ND)
    …we transport the natural gas, natural gas liquids (NGLs), refined products and crude oil that help meet domestic and international energy demand, contribute ... as work logs, service orders, inspection reports, maintenance records, pressure readings, and oil analysis reports. + Learn how to respond to dangerous or hazardous… more
    ONEOK, Inc (09/17/25)
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  • Intern/Co-op - Refining Mechanical Engineer (Fall…

    Marathon Petroleum Corporation (Mandan, ND)
    …that owns and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure. ... Responsibilities: As a Mechanical Engineer at a Marathon refinery, you can expect to become familiar with industry codes and best practices, build critical thinking skills, and gain an understanding of how all engineering disciplines work together as a… more
    Marathon Petroleum Corporation (11/24/25)
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  • Intern/Co-op - Refining Electrical Engineering…

    Marathon Petroleum Corporation (Mandan, ND)
    …that owns and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure. ... Responsibilities: As an Electrical Engineer at a Marathon refinery, you can expect to become familiar with industry codes and best practices, build critical thinking skills, and gain an understanding of how all engineering disciplines work together as a… more
    Marathon Petroleum Corporation (11/24/25)
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  • Pipeline Operator - Associate

    ONEOK, Inc (Watford City, ND)
    …we transport the natural gas, natural gas liquids (NGLs), refined products and crude oil that help meet domestic and international energy demand, contribute ... to energy security and provide safe, reliable and responsible energy solutions needed today and into the future. As one of the largest integrated energy infrastructure companies in North America, ONEOK is delivering energy that makes a difference in the lives… more
    ONEOK, Inc (11/19/25)
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  • Refining Inspector

    Marathon Petroleum Corporation (Mandan, ND)
    …that owns and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure. ... POSITION SUMMARY Marathon Petroleum Company is seeking a dedicated, team-oriented Refining Inspector to join our Mandan Refinery team. The Refining Inspector is responsible for inspecting and evaluating refinery pressure equipment and piping to ensure safety,… more
    Marathon Petroleum Corporation (11/18/25)
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  • Maintenance Systems Data Processor

    Marathon Petroleum Corporation (Mandan, ND)
    …that owns and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure. ... Position Summary Marathon Petroleum Corporation's North Dakota Refining Division is seeking a full-time Maintenance Systems Data Processor to join the Reliability Engineering Group within the Maintenance Department. This role provides critical support to both… more
    Marathon Petroleum Corporation (11/18/25)
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  • Project Engineer - Refining

    Marathon Petroleum Corporation (Mandan, ND)
    …that owns and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure. ... Position Summary Marathon Petroleum Company is seeking a team-orientated engineer to join our Area Engineering team to provide technical guidance for day-to-day technical support for a refinery operations team and project management services. Projects may… more
    Marathon Petroleum Corporation (11/15/25)
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