Intern / Co-op – Midstream Natural Gas and NGL Services Mechanical / Chemical / Petroleum / Civil / 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 :

The Natural Gas and NGL Services (Gathering and Processing) Engineering Intern / Co-op manages all aspects of assigned projects including initial feasibility review and development of project scope, estimate, schedule, engineering design, equipment and material selection, project bidding, contractor selection, construction oversight, management of change, personnel and process safety, environmental oversight and all other project tasks to successfully accomplish goals for capital projects simultaneously within a managed budget and execution schedule. Responsibilities could include :

• Collaborates with affected departments during phase gated Front-End Loading (Conceptual, Feasibility, and Definition where projects are initiated, concepts selected and front-end definitions developed) to vet resource estimates, schedules, business benefits, environmental / health / safety impacts. Facilitates technical reviews to ensure detailed engineering meets corporate engineering standards. Develops project feasibility and supports economic analysis to determine viability. Prepares decision support packages for review and approval by management.
• Ability to manage DOT (CFR 192 & 195) regulated pipeline integrity repair programs and pipeline maintenance projects.
• Manages field construction teams who execute this OQ required work. Working with project field teams in developing and selecting Inspection companies, as well as third party construction integrity services to complete repairs in accordance with DOT regulations.
• Effectively works with field Company supplied field Construction Managers and Project Coordinators to ensure proper execution aligned with company directives of Safety, Quality, and reliable operations, aligned with company culture.
• Effectively manages multiple stakeholder feedback and drives clear alignment and communication across a multi-discipline project teams consisting of Operations, Business Development, Construction, Subject Matter Experts, and other ad hoc internal and external stakeholders.
• Monitors and controls project performance during Project Execution phase to ensure project meets agreed quality, cost and time parameters in safe and environmentally sound manner. May have contractor oversight.
• Collaborates with Project Controls on project administration (scheduling, estimating, cost management, schedule management etc.) so that project resources are optimized. Conducts productivity analysis to identify and resolve critical variances so that project can achieve established objectives.
• Coordinates with Procurement in the development of a contracting plan, including engineering and execution resources.
• Identifies risk factors and ranks as of level of threat posed to project's success during technical and location-oriented risk assessment. Develops and implements risk response plan to monitor and control risks throughout the project lifecycle. This includes organizing and planning project HAZOPS and PHAs as needed.
• Collaborate with engineers to analyze collected data and identify trends for operational optimization.
• Supporting the Electrical Engineering team on electrical projects including power utilization and optimization in industrial processes, safe energized electrical work practices, and analysis of electrical design in Motor Control Centers.
• Must be able to manage multiple projects simultaneously of varying magnitude and complexity from conception to commissioning and start-up.
• Maintains accurate, thorough, and current project documentation.

Qualifications :

Colorado Residents : In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.

External Field.

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

Location : Denver, Colorado

Job Requisition ID : 00018373

Pay Min / Max :

$0.00 - $999.99 Hourly

Grade : HRLY1

Location Address :

1515 Arapahoe St Twr1 Ste 1600

Additional locations :

Bulger, Pennsylvania, Cadiz, Ohio, Canonsburg, Pennsylvania, Jewett, Ohio, San Antonio, Texas, Washington, Pennsylvania, West Union, West Virginia

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, 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.