About the role#
This is a paid internship for the Summer 2027 term. You will work alongside experienced professionals as a contributing member of a team. Interns gain hands-on experience in one of several finance components, including Treasury Operations, Corporate Finance, Investment Analysis, Business Planning and Analysis, or Commercial Credit.
What you'll do#
- Perform financial analysis to support company decision making.
- Develop discounted cash flow models for capital projects.
- Assist with the daily movement of company cash across financial institutions.
- Conduct industry research on 401(k) plans.
- Support budgeting and forecasting processes.
- Assist with comparator analysis and customer credit allocation.
What you'll need#
- Current enrollment in a degree-seeking program with a major in Finance.
- Strong academic performance.
- Authorization to work in the US on a full-time indefinite basis without the need for visa sponsorship.
- Military experience is considered a plus.
Location & details#
- Positions are available in Findlay, Ohio, and San Antonio, Texas.
- This is an on-site role.
About Marathon Petroleum Corporation
Marathon Petroleum Corporation operates as an integrated energy company focused on downstream and midstream activities. Founded in 1887, the business maintains its headquarters in Findlay, Ohio. It manages the largest refining system in the United States and oversees a network of retail outlets. The company also holds a majority interest in MPLX LP, which handles crude oil and light product transportation infrastructure.
How to get in at Marathon Petroleum Corporation
Applying early gives you a distinct advantage at Marathon Petroleum Corporation, as recruiters often review candidates before the applicant pool becomes unmanageable. Intern Insider sends an instant alert the moment a role matching your target is published anywhere, so you apply among the first and get seen before the pile grows. Reaching out to the right people often beats submitting your resume into a general queue. Intern Insider surfaces the recruiters behind the company roles so you can reach out directly to ask about the position or a referral, which materially improves your response rates.


