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Marathon Refining Logistics Services LLC

Process Design Engineer III/Senior Process Design Engineer

Robinson, IL, United States

$122,900.00 - $212,000.00 Salary

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Job details

Pay: $122,900.00 - $212,000.00 Salary
Apply by: Nov 18, 2026
Posting language: English
Posted: Nov 3, 2026

Original 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.

OVERVIEW

Marathon Petroleum Company’s Illinois Refining Division in Robinson, IL is seeking a Process Design Engineer III/Senior Process Design Engineer. This position’s primary function is to contribute to refinery/organizational process optimization and project development. This includes identifying opportunities and developing projects to increase throughput, enhance yields, improve reliability, and optimize energy or water use in process units. This position reports to the Process Optimization & Growth Manager.

Relocation is approved for this position.

KEY RESPONSIBILITIES

Contributes to refinery/organizational long-term strategy development and identifies opportunities to increase throughput, enhance yields, improve reliability and optimize energy and water use in process units.
Develops process designs for new projects and unit modifications, including PFDs, P&IDs, and heat/material balances.
Performs process simulations and calculations to support equipment sizing, hydraulic analysis, and energy optimization as well as lead economic analysis and establish project rate of return.
Collaborates with project engineers, operations, and external vendors to ensure alignment of design with operational needs.
Prepares process design packages and support HAZOPs, LOPA studies, and other safety reviews.
Provides technical leadership during project execution, including design reviews, construction support, and commissioning.
Stays current with industry standards and best practices to ensure high-quality, cost-effective designs.
Serves as a mentor for less experienced engineers.

EDUCATION AND EXPERIENCE

Minimum (Required) Qualifications:

Bachelor’s degree in chemical engineering
Four (4) years of process engineering experience within refining or heavy industry
Valid driver’s license
Must be legally authorized to work in the US on a full-time indefinite basis without the need for employment visa sponsorship now or in the future
Must be able to wear appropriate PPE in the refinery and be able to physically perform all tasks in the field

Preferred Qualifications:

Six (6) years of process engineering experience
Two (2) years of project or process design experience

SKILLS

Microsoft Office suite including Excel
Petrosim or similar process modelling such as MySep
KG Tower

PAY AND BENEFITS

Retirement: 401k with a company match up to 7%
Pension: Company funded pension plan up to 11%
Annual Bonus: Eligible for a company sponsored annual bonus
Paid Parental Leave
Educational Reimbursement
For full benefits details visit mympcbenefits.com

SCHEDULE REQUIREMENTS

Options:

𝗙𝘂𝗹𝗹 𝗜𝗻-𝗢𝗳𝗳𝗶𝗰𝗲: 5 days in the office per week, 8 hours per day.
𝗛𝘆𝗯𝗿𝗶𝗱: 4 days in the office, 1 day work-from-home per week, 8 hours per day.
𝟵/𝟴𝟬 𝗦𝗰𝗵𝗲𝗱𝘂𝗹𝗲: 9 hours Monday-Thursday in the office, with every other Friday off. On working Fridays, the schedule is 8 hours. Additional hours as needed for turnaround and outage support As an energy industry leader, our career opportunities fuel personal and professional growth.

Location:

Robinson, Illinois

Job Requisition ID:

00025113

Pay Min/Max:

$122,900.00 - $212,000.00 Salary

Grade:

12 - 13

Location Address:

400 S Marathon Ave

Additional locations:

Education:

Employee Group:

Full time

Employee Subgroup:

Regular 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, 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 talentacquisition@marathonpetroleum.com. 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 mympcbenefits.com. 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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More about this job

Skills

Design process
Financial analysis
Leadership
Chemical engineering
Process engineering
Valid driver's licence
Microsoft Office
Microsoft Excel
Business process modelling
Compensation and benefits

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