About this role

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 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 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, Mechanical 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 Mechanical Engineering co-ops and interns enter into the following positions:

Area Refining Engineer/Project Engineers develop and use project management skills to create project scopes, estimates, and schedules.  Once a project is developed and approved, you, as the project manager, will oversee the design effort and assist in the construction process. MPC will provide training and educational opportunities to help you develop your knowledge of other engineering disciplines.  We are committed to developing engineers into professional project managers who can successfully manage projects of all sizes. 

Reliability Engineers support the refinery's Maintenance Department through design and development of equipment related improvements.  Such improvements include root cause failure analysis, optimization of maintenance programs in rotating equipment (pumps, compressors, etc.), and troubleshooting fixed equipment (refinery pressure vessels, heat exchangers, piping systems, etc.). Reliability Engineers will also be continuously challenged to find new technology in design, materials and repair methods to achieve refinery goals of longer running times at lower costs.

Qualifications:

  • Candidates must be majoring in Mechanical 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 - $32.92 per hour / MAX - $41.67 per hour

​Learn more about Marathon Petroleum’s benefits at www.mympcbenefits.com

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

Location:

Findlay, Ohio

Additional locations:

Anacortes WA Refinery, Canton OH Refinery, Catlettsburg KY Refinery, Detroit MI Refinery, El Paso TX Refinery, Galveston Bay Refinery, Garyville LA Refinery, Kenai AK Refinery, Los Angeles CA Refinery, Mandan ND Refinery, Martinez CA Refinery, Robinson IL Refinery, Salt Lake City UT Refinery, St Paul Park MN Refinery

Job Requisition ID:

00023684

Location Address:

539 S Main St

Education:

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, citizenship  or any other status protected by applicable federal, state, or local laws.  If you would like more information about your EEO rights as an applicant, click here.

If you need a reasonable accommodation for any part of the application process at Marathon Petroleum LP, please contact our Human Resources Department at talentacquisition@marathonpetroleum.com. 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 https://mympcbenefits.com.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.

Frequently Asked Questions

Is the salary disclosed for the Intern/Co-op - Refining Mechanical Engineer (Fall 2027) position at mpc?
The salary for this Intern/Co-op - Refining Mechanical Engineer (Fall 2027) role at mpc is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Intern/Co-op - Refining Mechanical Engineer (Fall 2027) position at mpc located?
This Intern/Co-op - Refining Mechanical Engineer (Fall 2027) role at mpc is based in 15 Locations, Anacortes WA Refinery, Canton OH Refinery, Catlettsburg KY Refinery, Detroit MI Refinery, El Paso TX Refinery, Findlay, Ohio, Galveston Bay Refinery, Garyville LA Refinery, Kenai AK Refinery, Los Angeles CA Refinery, Mandan ND Refinery, Martinez CA Refinery, Robinson IL Refinery, Salt Lake City UT Refinery, St Paul Park MN Refinery. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Intern/Co-op - Refining Mechanical Engineer (Fall 2027) role at mpc full-time or part-time?
This is listed as a Full time position. It is posted as a Intern/Co-op - Refining Mechanical Engineer (Fall 2027) role in the 4526 Marathon Refining Logistics Services LLC department at mpc.
Which team or department does the Intern/Co-op - Refining Mechanical Engineer (Fall 2027) at mpc belong to?
This Intern/Co-op - Refining Mechanical Engineer (Fall 2027) position is part of the 4526 Marathon Refining Logistics Services LLC department at mpc. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Intern/Co-op - Refining Mechanical Engineer (Fall 2027) position at mpc?
Click the "Apply Now" button on this page. You will be redirected to mpc's official application portal hosted on workday where you can submit your application directly.
When was the Intern/Co-op - Refining Mechanical Engineer (Fall 2027) job at mpc posted?
This Intern/Co-op - Refining Mechanical Engineer (Fall 2027) position at mpc was posted on Aug 29, 2026. Apply as soon as possible — early applications are often reviewed first.
Intern/Co-op - Refining Mechanical Engineer (Fall 2027)
mpc
Apply for this role ↗

You'll be redirected to mpc's official application page on Workday.