Refining Chemical Engineering Intern/Co
Marathon Petroleum Corporation
This job at a glance
- Who can apply
- New grads and up to 1 year
- Must know
- OperationsSpring
- Work
- On-site in Canton · internship
- Pay
- Not stated by the employer.
- Skill demand
- Operations53%Spring1%of 99 similar entry-level jobs posted in the US this week
- Listed
- Nov 2, 2026 · still open
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About the Role
As a Chemical Engineer at a Marathon refinery, you can expect to:
- Become familiar with process equipment fundamentals and best practices.
- Build critical thinking skills.
- Gain an understanding of how all engineering disciplines work together as a cohesive team.
- Gain knowledge of various aspects of a refinery by working with a team of professionals.
- Expand your written and verbal presentation skills.
Potential Areas of Focus
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Process / Technical Service Engineers:
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Work on projects in the Technical Services Department.
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Put classroom experience into practice.
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Expand understanding of the refining environment and technical aspects.
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Past projects/duties include:
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Develop and lead test runs to optimize refinery operations.
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Perform process engineering calculations for various process technology/equipment.
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Monitor and make recommendations regarding catalyst and adsorbents.
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Complete projects and provide recommendations for improvements to refinery process and equipment.
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Operations Research Engineers:
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Help develop planning, blending, scheduling, and process models for refinery engineers.
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Models are used to optimize crude oil purchasing, refinery production, blending, and finished product scheduling.
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Typical assignments include:
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Validation of production data and mass balancing.
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Process modeling.
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Development of graphical interfaces of refinery process units.
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Environmental Engineers:
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Work on projects involving the compliance of the entire refinery.
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Apply engineering principles and calculations to various environmental projects.
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Gain broad knowledge of environmental laws applicable to refineries and maintaining compliance.
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Past projects/duties include:
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Perform process calculations for the Risk Management Plan, including physical surveys.
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Work on various process engineering projects within a Wastewater Treatment Plant.
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Participate in inspections and/or testing conducted by federal, state, or local officials.
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Products Control / Economics Engineers:
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Work on projects including operations, blending, and refinery economics.
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Gain understanding of tank farm operation and product preparation/shipping.
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Gain exposure to overall refinery economics and operating decision-making.
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Past projects/duties include:
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Analyze refinery process flow data and compare to recommended optimum levels.
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Update information on gasoline blends and tank samples.
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Develop applications to better present process data for refinery operating decisions.
Requirements & Tech Stack
- Majoring in Chemical Engineering.
- Strong academic performance.
- Authorized to work in the US on a full-time indefinite basis without the need for employment visa sponsorship.
- Availability for multiple work terms is preferred.
- A valid driver's license is required.
- Concurrent enrollment in a degree-seeking program.
- Military experience a plus.
Location
- Findlay, Ohio
- Additional locations: Anacortes, Washington; Canonsburg, Pennsylvania; Canton, Ohio; Catlettsburg, Kentucky; Detroit, Michigan; El Paso, Texas; Garyville, Louisiana; Kenai, Alaska; Mandan, North Dakota; Martinez, California; Robinson, Illinois; Salt Lake City, Utah; San Antonio, Texas; St Paul Park, Minnesota; Texas City, Texas; Wilmington, California.
Availability
- Positions are available spring, summer, and fall semesters.
Compensation
- MIN - $33.54 - $42.45 MAX