Intern / Co-op - Refining Electrical Engineering (Summer 2026)

An exciting career awaits you

At MPC, we’re committed to being a great place to work – one that welcomes new ideas, encourages diverse perspectives, develops our people, and fosters a collaborative team environment.

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 cohesive team. You will also gain knowledge of various aspects of a refinery by working with a team of professionals who run a specific portion of the refining process. Most often, Electrical Engineers will have an opportunity to work on more than one area of the refinery, leading to a broad understanding of how the plant operates. Finally, you will have the opportunity to expand your written and verbal presentation skills in a professional work environment.

The majority of Electrical Engineering co-ops and interns enter into the following positions :

Electrical & Instrumentation (E&I) Project Engineers  work on a variety of real-world electrical and instrumentation projects in a refinery setting. During your time at MPC, you will develop and utilize project management skills including scope alignment, cost and schedule development, and teamwork through multiple engineering phases. You will also support the area teams. We are committed to developing engineers into professional project managers who successfully manage projects of all sizes.

Reliability Electrical & Instrumentation (E&I) Engineers  troubleshoot Electrical & Instrumentation issues at the refinery. As a reliability intern, you will help analyze failures of equipment, develop solutions for recurring equipment difficulties, submit Project Request Forms (PRF’s) to implement solutions, and understand equipment maintenance strategies. There will be opportunities to use electrical analysis software to solve coordination issues and run Arc Flash studies for the power system, as well as learning and understanding about how our critical Refinery Safety Instrumented Systems (SIS) are applied.

Process Control / Technical Service Engineers  can work on a wide array of projects in support of the process control systems installed throughout the refinery and products movements areas. The process control systems in the refinery provide real-time control and data acquisition functions in support of operating the refinery process and electrical equipment. Typical college co-op assignments include the following : troubleshooting system power supply problems, control system programming, hardware and software lifecycle replacement projects, installing and troubleshooting communication networks and monitoring control system performance metrics.

Qualifications :

• Candidates must be majoring in Electrical Engineering
• Strong academic performance
• Candidates must be authorized to work in the US on a full-time indefinite basis without the need for employment visa sponsorship now or in the future.
• Positions are available spring, summer, and fall semesters
• 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
• MIN - $32.31 per hour / MAX - $40.89 per hour

Learn more about Marathon Petroleum’s benefits at

As an energy industry leader, our career opportunities fuel personal and professional growth.

Location : Findlay, Ohio

Job Requisition ID : 00018187

Pay Min / Max :

$0.00 - $999.99 Hourly

Grade : HRLY1

Location Address : 539 S Main St

Additional locations :

Anacortes, Washington, Canton, Ohio, Catlettsburg, Kentucky, Detroit, Michigan, El Paso, Texas, Garyville, Louisiana, Kenai, Alaska, Mandan, North Dakota, Martinez, California, Robinson, Illinois, Salt Lake City, Utah, St Paul Park, Minnesota, Texas City, Texas, Wilmington, California

Education :

High School (Required)

Employee Group : Full time

Employee Subgroup : Intern

Marathon Petroleum Company LP is an Equal Opportunity Employer and gives consideration for employment to qualified applicants without discrimination on the basis of race, color, religion, creed, sex, gender (including pregnancy, childbirth, breastfeeding or related medical conditions), sexual orientation, gender identity, gender expression, reproductive health decision-making, age, mental or physical disability, medical condition or AIDS / HIV status, ancestry, national origin, genetic information, military, veteran status, marital status, citizenshipor any other status protected by applicable federal, state, or local laws.If you would like more information about your EEO rights as an applicant, .

If you need a reasonable accommodation for any part of the application process at Marathon Petroleum LP, please contact our Human Resources Department at . Please specify the reasonable accommodation you are requesting, along with the job posting number in which you may be interested. A Human Resources representative will review your request and contact you to discuss a reasonable accommodation. Marathon Petroleum offers a total rewards program which includes, but is not limited to, access to health, vision, and dental insurance, paid time off, 401k matching program, paid parental leave, and educational reimbursement. Detailed benefit information is available at . The hired candidate will also be eligible for a discretionary company-sponsored annual bonus program.

Equal Opportunity Employer : Veteran / Disability

We will consider all qualified Applicants for employment, including those with arrest or conviction records, in a manner consistent with the requirements of applicable state and local laws. In reviewing criminal history in connection with a conditional offer of employment, Marathon will consider the key responsibilities of the role.