Business Internships

Sponsored by The Hubbard Center for Student Engagement

Marathon Petroleum Corporation Accounting Internship in United States

Company Name: MarkWest Energy Partners, L.P.

Location Name: MPC MW Denver CO

Relevant Experience Level: Intern/Co-Op

Employee Group: Intern/Co-op

Employee Subgroup: Hourly Non-Exempt


MarkWest’s paid summer internship is designed to introduce students to certain functions within the Accounting department of a midstream energy company. The position involves a multitude of tasks designed to give each intern a basic overall understanding of the midstream energy sector. The internship gives interns the opportunity to work for different supervisors throughout the summer, take on various projects and complete agreed-upon learning objectives.

This opportunity will connect you to a company that is in a growing industry sector and is often seeking individuals with relevant experience, provide hands-on experience and expose you to business processes that have earned MarkWest the highest customer service rating for Natural Gas Midstream services.


As an intern you’ll work with financial professionals and project managers and gain invaluable exposure to a range of accounting careers. Responsibilities may include, in part:

  • Preparing recurring journal entries

  • Setting up capital projects in the project accounting module

  • Assisting in the preparation of monthly account reconciliations, statement presentation and variance analysis

  • Updating master data in information system

  • Assisting with upgrading spreadsheet formats and controls

  • Identifying contracts that have been terminated and completing the paperwork to move the files to off-site storage


Employees in this position will be required to demonstrate the following job-related competencies in performance of the role:

  • Customer Focus

  • Professionalism

  • Adaptability

  • Results Oriented

  • Self-Development




  • Candidates must be pursing an Accounting major

  • Candidates must have completed at least their junior year by the time the internship begins

  • Candidates must have completed an Intermediate Accounting course by the time the internship begins

  • Candidates must upload the following 3 documents as 1 PDF

  • Resume

  • A letter of introduction and intent (What do you hope to get out of the internship? What attracted you to this particular internship? What are your strengths and weaknesses? What can you offer as an intern?)

  • One letter of reference from an academic advisor or faculty member. The letter should particularly address your skills, and what you can offer as an intern.

  • Basic understanding of generally accepted accounting principles (GAAP).

  • Ability to work in a challenging and fast-paced environment.

  • Highly motivated and team-oriented individual.

  • Detail-oriented and strong analytical skills.

  • Proficient in use of Excel and Word and have the aptitude to effectively learn company-specific accounting systems.

  • Excellent organization skills.


Physical Demands:

Requires sitting throughout most of the day, interspersed with short trips throughout the office.

Working Environment:

Primarily in an office environment.

Materials and Equipment Used:

Personal computer, 10-key, phone, fax, scanner and copier.

About Marathon Petroleum Corporation

Headquartered in Findlay, Ohio, Marathon Petroleum Corporation (MPC) operates an integrated refining, marketing and transportation system.

MPC is the nation's third-largest refiner, with a crude oil refining capacity of approximately 1.8 million barrels per calendar day in its seven-refinery system. Marathon brand gasoline is sold through approximately 5,500 independently owned retail outlets across 19 states. In addition, Speedway LLC, an MPC subsidiary, owns and operates the nation's second-largest convenience store chain, with approximately 2,730 convenience stores in 21 states.

Through subsidiaries, MPC owns the general partner of MPLX LP, a midstream master limited partnership. MarkWest Energy Partners, L.P., a wholly owned subsidiary of MPLX LP, is one of the largest processors of natural gas in the U.S. MPC owns, leases or has ownership interests in approximately 10,800 miles of crude and light product pipelines and more than 5,600 miles of gas gathering and natural gas liquids (NGL) pipelines.

MPC's fully integrated system provides operational flexibility to move crude oil, NGLs, feedstocks and petroleum-related products efficiently through the company's distribution network and midstream service businesses in the Midwest, Northeast, East Coast, Southeast and Gulf Coast regions.

Job Function: InternCoop; MarkWest

Travel Expected: None

If you have visited our site in search of information on U.S. employment opportunities and require an accommodation to submit your application, please contact the MPC EEO/Compliance Office at866-492-7802. Note that we only accept resumes and applications for posted positions.

Marathon Petroleum Company LP (“MPC”) is an equal employment opportunity employer. All applicants will be considered without regard to their race, color, religion, sex, age, disability, national origin, sexual orientation, genetic information, gender identity, veteran status or other legally protected status.