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Location Name: Denver, CO 
Location Address: 1515 Arapahoe St Twr1 Ste 1600, Denver, CO, United States (US), 80202
Job/Requisition ID: 59010
Education Level: High School Diploma/ GED Required
Relevant Experience Level: Entry Level (1-3 Years)
Driver's License Required: No
Employee Group: Intern/Co-op
Employee Subgroup: Hourly Non-Exempt
Shift: First Shift




MPLX G&P 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 MPLX G&P 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 sophomore 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


Marathon Petroleum Corporation is a leading, integrated, downstream energy company headquartered in Findlay, Ohio. The company operates the nation’s largest refining system with more than 3 million barrels per day of crude oil capacity across 16 refineries. Marathon Petroleum's marketing system includes branded locations across the United States, including Marathon branded outlets. Speedway LLC, a Marathon Petroleum subsidiary, owns and operates retail convenience stores across the United States. MPC also owns the general partner and majority limited partner interest in MPLX LP, a midstream company which owns and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure.


Travel Expected: None



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, 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 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.

Equal Opportunity Employer: Veteran / Disability

Marathon Petroleum Company LP participates in the E-Verify program in some states in which it operates (including AL, AZ, GA, MS, NC, SC, TN, and UT). For more information before proceeding, please see details in English or Spanish. Right to Work Statement English or Spanish.

Nearest Major Market: Denver

Job Segment: Accounting, Intern, Summer Internship, Finance, Entry Level