Marathon Petroleum is looking for Senior Process Design Engineer III in Perrysburg, OH.
This local job opportunity with ID 3961636112 is live since 2026-11-12 08:22:10.
Develop process designs and optimization projects for refinery units to improve throughput, yields, reliability, and energy and water use. Responsibilities include process modeling, equipment sizing, economic analysis, safety reviews, project execution support, and mentoring engineers. The role is based at the Robinson, Illinois refinery and offers office-based and hybrid schedule options. Identify opportunities to increase throughput, enhance yields, improve reliability, and optimize energy and water use. Develop process designs for new projects and unit modifications, including PFDs, P&IDs, and heat and material balances. Perform process simulations and calculations for equipment sizing, hydraulic analysis, and energy optimization. Lead economic analyses and establish project rates of return. Collaborate with project engineers, operations teams, and vendors; prepare process design packages and support safety reviews. Provide technical leadership during design reviews, construction, and commissioning, and mentor less experienced engineers. Chemical process engineering Refinery process optimization Process design Process flow diagrams (PFDs) Piping and instrumentation diagrams (P&IDs) Heat and material balances Process simulation and modeling Equipment sizing and hydraulic analysis Economic analysis and rate-of-return analysis Petro-SIM or similar process modeling software 401k Pension Paid Parental Leave Educational Reimbursement Bachelor's degree in Chemical Engineering Valid driver's license5c143e31-5e48-4549-b638-05792d185386
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