Intern/Co-op - Refining Chemical Engineering Fall 2026

4526 Marathon Refining Logistics Services LLC; Findlay (OH); On-site; USD 45,350 - 57,308; Full time

Benefits offered by this job

Health, vision, dental insurance

Paid time off

401(k) matching

Paid parental leave

Educational reimbursement

Job summary

Join 4526 Marathon Refining Logistics Services LLC as a Chemical Engineer where you will engage in optimizing refinery operations and collaborate with a diverse team. Candidates should be pursuing a degree in Chemical Engineering and demonstrate strong academic performance.

This position requires familiarity with process fundamentals and offers a competitive salary ranging from $32.92 to $41.60 per hour. Enjoy benefits including health insurance and a discretionary bonus program.

Qualifications

• Candidate must be majoring in Chemical Engineering.
• Strong academic performance required.
• Must have a valid driver's license.
• Authorized to work in the US without visa sponsorship.

Responsibilities

• Familiarize with process equipment fundamentals and best practices.
• Work on projects that optimize refinery operations.
• Perform process modeling and validation of production data.

Skills

Chemical Engineering knowledge

Strong academic performance

Process engineering calculations

Collaborative skills

Education

Pursuing a degree in Chemical Engineering

Job description

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

As a Chemical Engineer at a Marathon refinery, you will become familiar with process equipment fundamentals and best practices, build critical thinking skills, and gain an understanding of how all engineering disciplines work together as a cohesive team. You will also gain knowledge of various aspects of a refinery by working with a team of professionals who run a specific portion of the refining process. Most often, Chemical Engineers will work on more than one area of the refinery, leading to a broad understanding of how the plant operates. Finally, you will have the opportunity to expand your written and verbal presentation skills in a professional work environment.

Co‑op/Internship Positions

• Process / Technical Service Engineers: may work on a variety of projects in the Technical Services Department together with your mentor that put your classroom experience as a Chemical Engineer into practice. Past projects/duties include:
  • Develop and lead test runs to optimize refinery operations; perform process engineering calculations concerning the various process technology (or equipment) in the refinery; monitor and make recommendations in regards to catalyst and adsorbents.
  • Complete projects and provide recommendations for improvements to the refinery process and equipment.
• Operations Research Engineers: may help develop planning, blending, scheduling, and process models for refinery engineers. Typical college co‑op assignments include:
  • Validation of production data and mass balancing.
  • Process modeling.
  • Development of graphical interfaces of refinery process units.
• Environmental Engineers: work on projects that involve the compliance of the entire refinery, exposure to majority of process units. Past projects/duties include:
  • Perform process calculations for the Risk Management Plan, including physical surveys of refinery process units.
  • Work on various process engineering projects within a Wastewater Treatment Plant.
  • Participate in inspections and/or testing conducted by federal, state, or local officials.
• Products Control / Economics Engineers: may work on a wide array of projects including operations, blending, and refinery economics. Past projects/duties include:
  • Analyze refinery process flow data and compare to recommended optimum levels, helping identify equipment failures that cause variances in capacity.
  • Update information on gasoline blends and tank samples in preparation for an annual blender waiver audit.
  • Develop applications to better present process data for refinery operating decisions.

Qualifications

• Candidate must be majoring in Chemical Engineering.
• Strong academic performance.
• Authorized to work in the US on a full‑time indefinite basis without need for visa sponsorship now or in future.
• Positions are available spring, summer, and fall semesters.
• Availability for multiple work terms is preferred.
• Valid driver's license is required.
• Concurrent enrollment in a degree‑seeking program.
• Military experience a plus.
• Minimum pay: $32.92 per hour; maximum pay: $41.60 per hour.

Location

Findlay, Ohio

Benefits

Marathon Petroleum offers a total rewards program which includes health, vision, dental insurance, paid time off, 401(k) matching, paid parental leave and educational reimbursement. The hired candidate will also be eligible for a discretionary company‑sponsored annual bonus program.

Equal Opportunity Employer

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, sexual orientation, gender identity, reproductive health, age, disability, citizenship or any other protected status. If you need a reasonable accommodation for any part of the application process, please contact our Human Resources Department at [e-mail].

Job Requisition ID

00018592