Process Design Engineer III/Senior Process Design Engineer

drive for MPC; Robinson (IL); On-site; USD 123,000 - 212,000; Full time

Benefits offered by this job

401k with company match

Company funded pension

Annual bonus

Paid parental leave

Educational reimbursement

Job summary

Marathon Petroleum Company LP in Robinson, Illinois, seeks a Process Design Engineer III / Senior Process Design Engineer to help optimize refinery processes, develop projects, and lead safety reviews. Relocation is approved for this role.

The position involves designing process packages, performing simulations, and coordinating with operations and vendors to ensure reliable, energy-efficient equipment sizing and performance. A mentoring role for junior engineers is also part of the scope.

Qualifications

• Bachelor’s degree in chemical engineering.
• Four years of process engineering experience in refining or heavy industry.
• Valid driver’s license.
• Authorized to work in the US without visa sponsorship.
• Must wear PPE in refinery and perform field tasks.

Responsibilities

• Contributes to long-term refinery strategy and opportunities to increase throughput and reliability.
• Develops process designs for new projects and unit modifications (PFDs, P&IDs, heat/mass balances).
• Performs process simulations and calculations for equipment sizing, hydraulics, energy optimization; leads economic analyses.
• Collaborates with project engineers, operations, and vendors to align design with needs.
• Prepares design packages and supports HAZOPs, LOPA studies, and safety reviews.
• Provides technical leadership during project execution, including reviews, construction support and commissioning.
• Keeps current with industry standards and mentors less experienced engineers.

Education

Bachelor’s degree in chemical engineering

Tools

Microsoft Office

Petrosim

MySep

KG Tower

Job description

Process Design Engineer III/Senior Process Design Engineer### Process Design Engineer III/Senior Process Design EngineerApply: Robinson, Illinois: Full time: Posted Yesterday: End Date: November 18, 2026 (13 days left to apply): 00025113# **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:*** 1. Full In-Office: 5 days in the office per week, 8 hours per day. 2. Hybrid: 4 days in the office, 1 day work-from-home per week, 8 hours per day. 3. 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 supportAs an energy industry leader, our career opportunities fuel personal and professional growth.Location:Robinson, IllinoisJob Requisition ID:00025113Pay Min/Max:$122,900.00 - $212,000.00 SalaryGrade:12 - 13Location Address:400 S Marathon AveAdditional locations:Education:Employee Group:Full timeEmployee Subgroup:RegularMarathon 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 [e-mail]. 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 / DisabilityWe 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.