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Process Design Engineer III​/Senior Process Design Engineer

Job in Detroit, Wayne County, Michigan, 48228, USA
Listing for: Marathon Petroleum
Full Time position
Listed on 2026-03-01
Job specializations:
  • Engineering
    Process Engineer, Chemical Engineer, Environmental Engineer
Salary/Wage Range or Industry Benchmark: 60000 - 80000 USD Yearly USD 60000.00 80000.00 YEAR
Job Description & How to Apply Below

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.

POSITION SUMMARY:

Marathon Petroleum Company is seeking a highly motivated Process Engineer to develop and implement capital projects at its Detroit, Michigan refinery. The selected applicant would fill the role of Process Lead for ~2–5 capital projects. The Process Lead will work alongside other engineering and craft disciplines in a team environment to develop and implement projects that enhance the operation of the facility.

Some travel (~10%) to interface with engineering contractors should be expected.

KEY RESPONSIBILITIES:
  • Establish the business case justifying new investment opportunities.
  • Investigate and develop project opportunities that advance and support the strategic positioning of the refinery.
  • Develop the process design basis and determine equipment modifications needed to achieve project objectives.
  • Lead and participate in PFD, P& Constructability reviews.
  • Review and approve data sheets for new or modified equipment and instruments.
  • Complete relief system analysis and mitigations.
  • Participate in PHA/HAZOP/LOPA hazard analyses.
  • Assist in updating of operating procedures, training materials and operating manuals.
  • Validate new/modified equipment is properly installed pre‑start up.
  • Support project start‑up and troubleshooting.
  • Complete project close‑out activities and post‑audits.
EDUCATION AND EXPERIENCE:
  • Bachelor Degree in Chemical Engineering required.
  • Four (4) years or more of experience in process design within refining or heavy industry required.
  • Previous project development/execution experience preferred.
  • Refinery economics and planning experience is preferred.
  • Valid driver's license is required.

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

Location:

Detroit, Michigan

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, 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, .

If you need a reasonable accommodation for any part of the application process at Marathon Petroleum LP, please contact our Human Resources Department at talentacqu 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.

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Position Requirements
10+ Years work experience
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