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Parrish, FL
Findlay, OH
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Petroleum Refineries
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Parrish, FL and Findlay, OH
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Petroleum Refineries
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Parrish, FL and Findlay, OH
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Refining Engineer 1 - Mechanical Engineer - Intern to Full-Time Conversion
NEXT STEPS
Marathon Petroleum
Findlay, OH
L4 Mid
May 3rd, 2026
Petroleum Pump System Operators, Refinery Operators, and Gaugers
Petroleum Refineries
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Intern/Co-op - Safety & Industrial Hygiene (Fall 2026)
APPLY
Drive For Mpc
Findlay, OH
L1 Intern
June 17th, 2026
Occupational Health and Safety Specialists
Petroleum Refineries
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Senior BP&A Analyst - Regional Optimization
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4500 Marathon Petroleum Company Lp
Findlay, OH
L5 Senior
July 8th, 2026
Business Intelligence Analysts
Petroleum Refineries
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Intern/Co-op - Refining Chemical Engineering Fall 2026
APPLY
4526 Marathon Refining Logistics Services
Findlay, OH
L1 Intern
June 20th, 2026
Chemical Engineers
Petroleum Refineries
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Refinery Chemical Engineering Co-op: Hands-On Projects
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4526 Marathon Refining Logistics Services
Findlay, OH
L2 Entry
June 21st, 2026
Chemical Engineers
Petroleum Refineries
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Strategic Category Leader - Sourcing & Value
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4526 Marathon Refining Logistics Services
Findlay, OH
L7 Manager
June 26th, 2026
Supply Chain Managers
Petroleum Refineries
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Electrical Engineering Intern: Refining & Projects
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4526 Marathon Refining Logistics Services
Findlay, OH
L1 Intern
June 21st, 2026
Electrical Engineers
Petroleum Refineries
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Refining Mechanical Intern/Co-op: Build, Learn, Grow
APPLY
4526 Marathon Refining Logistics Services
Findlay, OH
L1 Intern
June 17th, 2026
Petroleum Pump System Operators, Refinery Operators, and Gaugers
Petroleum Refineries
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Intern/Co-op - Refining Mechanical Engineer (Fall 2026)
APPLY
4526 Marathon Refining Logistics Services
Findlay, OH
L1 Intern
June 17th, 2026
Petroleum Pump System Operators, Refinery Operators, and Gaugers
Petroleum Refineries
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Intern/co-op - Refining Construction Management (Fall 2026)
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4526 Marathon Refining Logistics Services
Findlay, OH
L1 Intern
July 7th, 2026
Construction Managers
Petroleum Refineries
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Marathon Petroleum, Intern/Co-op - Refining Mechanical Engineer (Fall 2026) - Application via WayUp
NEXT STEPS
WayUp
Findlay, OH
L1 Intern
April 12th, 2026
Petroleum Pump System Operators, Refinery Operators, and Gaugers
Petroleum Refineries
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Marathon Petroleum, Intern/Co-op - Refining Mechanical Engineer (Spring 2027) - Application via WayUp
NEXT STEPS
WayUp
Findlay, OH
L1 Intern
April 12th, 2026
Petroleum Pump System Operators, Refinery Operators, and Gaugers
Petroleum Refineries
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Marathon Petroleum, Intern/Co-op - Safety & Industrial Hygiene (Fall 2026) - Application via WayUp
NEXT STEPS
WayUp
Findlay, OH
L1 Intern
April 12th, 2026
Occupational Health and Safety Technicians
Petroleum Refineries
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Marathon Petroleum, Intern/Co-op - Safety & Industrial Hygiene (Summer 2026) - Application via WayUp
NEXT STEPS
WayUp
Findlay, OH
L1 Intern
April 12th, 2026
Occupational Health and Safety Technicians
Petroleum Refineries
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Junior Operations Research Engineer - Process Analytics
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Marathon Petroleum
Findlay, OH
L4 Mid
June 21st, 2026
Chemical Engineers
Petroleum Refineries
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Refining Mechanical Engineer Intern: Projects & Reliability
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Marathon Petroleum
Findlay, OH
L1 Intern
June 20th, 2026
Industrial Machinery Mechanics
Petroleum Refineries
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Marathon Petroleum, Refining Chemical Engineering Intern/Co-op Summer 2026 - Application via WayUp
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WayUp
Findlay, OH
L1 Intern
April 12th, 2026
Chemical Engineers
Petroleum Refineries
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Senior BP&A Analyst - Financial Forecasting & Insights
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Driveformpc
Findlay, OH
L5 Senior
June 22nd, 2026
Business Intelligence Analysts
Petroleum Refineries
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Intern/Co-op – Safety & Industrial Hygiene (Summer 2026)
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Marathon Petroleum
Findlay, OH
L1 Intern
April 12th, 2026
Occupational Health and Safety Specialists
Petroleum Refineries
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Senior BP&A Analyst (North Fuels Value Chain Optimization)
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Drive For Mpc
Findlay, OH
L5 Senior
July 26th, 2026
Business Intelligence Analysts
Petroleum Refineries
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Electrical Engineering Intern - Refinery Projects
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Dormont Manufacturing Company
Findlay, OH
L1 Intern
July 4th, 2026
Electrical Engineers
Petroleum Refineries
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Reliability Engineer
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iHire
Findlay, OH
L5 Senior
April 12th, 2026
Industrial Machinery Mechanics
Petroleum Refineries
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Intern/Co-op - Refining Chemical Engineering Fall 2026
APPLY
Dormont Manufacturing Company
Findlay, OH
L1 Intern
July 4th, 2026
Chemical Engineers
Petroleum Refineries
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Process Engineer 1 - Intern to Full-Time Conversion
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Marathon Petroleum
Findlay, OH
L4 Mid
June 24th, 2026
Petroleum Pump System Operators, Refinery Operators, and Gaugers
Petroleum Refineries
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Performance Measurement Analyst - Middle Office
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Marathon Petroleum
Findlay, OH
L5 Senior
July 29th, 2026
Petroleum Pump System Operators, Refinery Operators, and Gaugers
Petroleum Refineries
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Operational P&L Analyst - Fuels Value Chain
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Marathon Petroleum
Findlay, OH
L5 Senior
August 6th, 2026
Management Analysts
Petroleum Refineries
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Crude Planning & Optimization Engineer III/Senior
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Marathon Petroleum
Findlay, OH
L5 Senior
May 29th, 2026
Petroleum Engineers
Petroleum Refineries
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Business Analyst - Middle Office Performance Measurement
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Marathon Petroleum
Findlay, OH
L5 Senior
June 7th, 2026
Business Intelligence Analysts
Petroleum Refineries
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Plan-to-Produce Optimization Lead
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Marathon Petroleum
Findlay, OH
L4 Mid
June 19th, 2026
Project Management Specialists
Petroleum Refineries
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Process Engineer I Drive Yield, Efficiency & Safety
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Marathon Petroleum
Findlay, OH
L4 Mid
July 8th, 2026
Chemical Engineers
Petroleum Refineries
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Senior Engineer System Technical
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Husky Marketing Supply
Vanlue, OH
L6 Lead
July 11th, 2026
Engineers, All Other
Petroleum Refineries
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Senior Product Owner: Digital Operations & Safety
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4500 Marathon Petroleum Company Lp
Findlay, OH
L6 Lead
June 21st, 2026
Project Management Specialists
Petroleum Refineries
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Value Chain Innovation Lead: Pilot and Analytics
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4500 Marathon Petroleum Company Lp
Findlay, OH
L5 Senior
June 21st, 2026
Chemists
Petroleum Refineries
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Controls Engineer
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Husky Marketing Supply
Vanlue, OH
L5 Senior
June 25th, 2026
Engineers, All Other
Petroleum Refineries
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Operations Research Engineer 1
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Marathon Petroleum
Findlay, OH
L4 Mid
June 19th, 2026
Operations Research Analysts
Petroleum Refineries
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Plan-to-Produce Process Excellence Lead
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4500 Marathon Petroleum Company Lp
Findlay, OH
L4 Mid
June 21st, 2026
Project Management Specialists
Petroleum Refineries
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Process Engineer: Yield & Energy Optimizer (Bonus)
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Marathon Petroleum
Findlay, OH
L4 Mid
June 24th, 2026
Chemical Engineers
Petroleum Refineries
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InternCoop Safety Industrial Hygiene Fall 2026
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Marathon Petroleum
Findlay, OH
L1 Intern
June 27th, 2026
Occupational Health and Safety Specialists
Petroleum Refineries
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Refining Electrical Engineering Intern - E&I & Controls
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Marathon Petroleum
Findlay, OH
L1 Intern
July 16th, 2026
Electrical Engineers
Petroleum Refineries
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Refining Chemical Engineering Intern/Co-op Spring 2027
APPLY
Marathon Petroleum
Findlay, OH
L1 Intern
April 9th, 2026
Chemical Engineers
Petroleum Refineries
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