Intern/Co-op – Natural Gas and NGL Services Mechanical/Chemical/Petroleum/Civil/Electrical Engineering (Spring 2026) at Marathon Petroleum

Denver, Colorado, United States

Marathon Petroleum Logo
Not SpecifiedCompensation
InternshipExperience Level
InternshipJob Type
UnknownVisa
Oil & Gas, Natural Gas, EnergyIndustries

Requirements

  • Pursuing a Bachelor’s degree in Chemical, Civil, Electrical, Mechanical, or Petroleum Engineering
  • Concurrent enrollment in a Bachelor’s degree (or higher) seeking program for the duration of the internship

Responsibilities

  • Manages all aspects of assigned projects including initial feasibility review, 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 accomplish goals for capital projects within budget and schedule
  • Collaborates with affected departments during phase gated Front-End Loading (Conceptual, Feasibility, and Definition) to vet resource estimates, schedules, business benefits, and 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
  • Manages DOT (CFR 192 & 195) regulated pipeline integrity repair programs and pipeline maintenance projects
  • Manages field construction teams executing OQ required work, including developing and selecting Inspection companies and third-party construction integrity services to complete repairs in accordance with DOT regulations
  • Works with field Company supplied Construction Managers and Project Coordinators to ensure proper execution aligned with company directives on Safety, Quality, and reliable operations
  • Manages multiple stakeholder feedback and drives clear alignment and communication across multi-discipline project teams consisting of Operations, Business Development, Construction, Subject Matter Experts, and other internal and external stakeholders
  • Monitors and controls project performance during Project Execution phase to ensure project meets agreed quality, cost, and time parameters in a safe and environmentally sound manner, including contractor oversight
  • Collaborates with Project Controls on project administration (scheduling, estimating, cost management, schedule management) to optimize project resources and conduct productivity analysis to resolve critical variances
  • Coordinates with Procurement in the development of a contracting plan, including engineering and execution resources
  • Identifies risk factors, ranks them by level of threat, develops and implements risk response plans, and organizes project HAZOPS and PHAs as needed
  • Collaborates with engineers to analyze collected data and identify trends for operational optimization
  • Supports 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
  • Manages multiple projects simultaneously of varying magnitude and complexity from conception to commissioning and start-up
  • Maintains accurate, thorough, and current project documentation

Skills

Key technologies and capabilities for this role

Mechanical EngineeringChemical EngineeringPetroleum EngineeringCivil EngineeringElectrical EngineeringPipeline IntegrityDOT CFR 192DOT CFR 195Project ManagementFront-End LoadingEngineering DesignConstruction OversightEconomic Analysis

Questions & Answers

Common questions about this position

What is the employment type for this intern/co-op position?

The position is full-time employment.

Is this intern/co-op position remote or does it require on-site work?

This information is not specified in the job description.

What skills are needed for the Natural Gas and NGL Services Engineering Intern/Co-op role?

Key skills include project management from feasibility to construction oversight, collaboration with multi-discipline teams, DOT regulated pipeline integrity management, risk identification, and working with field construction teams.

What is the company culture like at Marathon Petroleum for this role?

MPC fosters a collaborative team environment that welcomes new ideas, encourages diverse perspectives, develops people, and emphasizes safety, quality, and reliable operations.

What makes a strong candidate for this engineering intern/co-op position?

Strong candidates should demonstrate the ability to manage complex projects, collaborate across departments and stakeholders, ensure regulatory compliance like DOT standards, and oversee field construction while prioritizing safety and execution.

Marathon Petroleum

Refines and markets petroleum products

About Marathon Petroleum

Marathon Petroleum Corporation operates in the energy sector, focusing on refining and marketing petroleum products. They process crude oil into usable products like gasoline, diesel, and jet fuel at the largest refining system in the United States, located in Findlay, Ohio. Their extensive network includes branded retail locations across the country, primarily under the Marathon brand, serving individual consumers and businesses that need bulk fuel supplies. Additionally, they have a midstream subsidiary, MPLX LP, which gathers, processes, and transports crude oil and natural gas, facilitating the supply chain from raw materials to refineries. Marathon Petroleum's integrated business model allows them to control multiple stages of the supply chain, optimizing operations and reducing costs, which enhances profitability. The company's goal is to maintain strategic growth and operational excellence while serving a diverse range of clients efficiently.

Findlay, OhioHeadquarters
1887Year Founded
IPOCompany Stage
EnergyIndustries
10,001+Employees

Benefits

Health Insurance
Dental Insurance
Vision Insurance
Paid Vacation
401(k) Company Match
Parental Leave
Professional Development Budget
Performance Bonus

Risks

Volatility in crude oil prices can impact MPC's profitability.
Stricter environmental regulations may increase operational costs for MPC.
The rise of electric vehicles could reduce demand for MPC's gasoline products.

Differentiation

MPC operates the largest refining system in the United States.
The company has a strong integrated business model from refining to retail.
MPC's midstream operations through MPLX LP enhance its supply chain control.

Upsides

MPC's focus on operational excellence ensures competitive advantage and profitability.
Recognition for energy efficiency by the EPA highlights MPC's commitment to sustainability.
MPC's extensive retail network strengthens its market presence and customer reach.

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