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Petroleum Refineries
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El Segundo, CA, Compton, CA, and Paramount, CA, and 1 more
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155
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Petroleum Refineries
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El Segundo, CA, Compton, CA, and Paramount, CA, and 1 more
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Refining Inspector- Area Inspector
NEXT STEPS
Marathon Petroleum Company Lp
Wilmington, CA
L5 Senior
April 12th, 2026
Inspectors, Testers, Sorters, Samplers, and Weighers
Petroleum Refineries
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Electrical Reliability Engineer
NEXT STEPS
Marathon Petroleum Company Lp
Carson, CA
L5 Senior
April 12th, 2026
Electrical Engineers
Petroleum Refineries
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Refining Engineer 1 - Mechanical Engineer - Intern to Full-Time Conversion
NEXT STEPS
Marathon Petroleum
Wilmington, CA
L4 Mid
May 3rd, 2026
Petroleum Pump System Operators, Refinery Operators, and Gaugers
Petroleum Refineries
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Biodiesel Operator
NEXT STEPS
Insight Global
El Segundo, CA
L5 Senior
April 15th, 2026
Biofuels Processing Technicians
Petroleum Refineries
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Unit Operator 1 (Hiring Immediately)
APPLY
World Oil
Compton, CA
L3 Junior
July 27th, 2026
Petroleum Pump System Operators, Refinery Operators, and Gaugers
Petroleum Refineries
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InSite Program Manager-*MUST HAVE REFINERY EXPERIENCE*
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Local Hire
El Segundo, CA
L4 Mid
April 12th, 2026
Petroleum Pump System Operators, Refinery Operators, and Gaugers
Petroleum Refineries
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Sr. Process Engineer - Sulfur Recovery (Must relocate to Saudi Arabia)
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Aramco
El Segundo, CA
L6 Lead
June 16th, 2026
Chemical Engineers
Petroleum Refineries
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Intern/Co-op - Refining Mechanical Engineer (Fall 2026)
APPLY
Marathon Petroleum
Wilmington, CA
L1 Intern
April 15th, 2026
Petroleum Pump System Operators, Refinery Operators, and Gaugers
Petroleum Refineries
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Refinery Loader
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World Oil Recycling
Compton, CA
L3 Junior
August 6th, 2026
Tank Car, Truck, and Ship Loaders
Petroleum Refineries
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Maintenance Attendant
NEXT STEPS
World Oil
Compton, CA
L2 Entry
April 12th, 2026
Maintenance and Repair Workers, General
Petroleum Refineries
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Instrumentation Project Lead - Refinery Systems
NEXT STEPS
Driveformpc
Carson, CA
L4 Mid
June 17th, 2026
Project Management Specialists
Petroleum Refineries
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Floating Operations Manager (Refinery experience needed) (InSite Operations Mgr II)
NEXT STEPS
Clean Harbors
El Segundo, CA
L5 Senior
April 14th, 2026
General and Operations Managers
Petroleum Refineries
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Refining Personal Safety Manager
NEXT STEPS
Marathon Petroleum
Carson, CA
L5 Senior
April 12th, 2026
Petroleum Pump System Operators, Refinery Operators, and Gaugers
Petroleum Refineries
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Instrument Technician
NEXT STEPS
Marathon Petroleum
Carson, CA
L5 Senior
April 12th, 2026
Calibration Technologists and Technicians
Petroleum Refineries
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On-Site Refinery Project Lead
NEXT STEPS
Envent
Long Beach, CA
L5 Senior
April 10th, 2026
Architectural and Engineering Managers
Petroleum Refineries
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Coke Handler Trainee
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Chevron
El Segundo, CA
L2 Entry
May 9th, 2026
Roustabouts, Oil and Gas
Petroleum Refineries
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Unit Operator 1
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World Oil
Compton, CA
L3 Junior
May 21st, 2026
Petroleum Pump System Operators, Refinery Operators, and Gaugers
Petroleum Refineries
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Analyzer Reliability Engineer
NEXT STEPS
Marathon Petroleum
Carson, CA
L5 Senior
May 18th, 2026
Calibration Technologists and Technicians
Petroleum Refineries
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Experienced Operator
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Chevron
El Segundo, CA
L5 Senior
April 11th, 2026
Chemical Plant and System Operators
Petroleum Refineries
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National InSite Manager (West Region) (Hazardous Materials, Refinery Support)
NEXT STEPS
Clean Harbors
El Segundo, CA
L4 Mid
April 12th, 2026
Occupational Health and Safety Specialists
Petroleum Refineries
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Major Maintenance & Tank Manager
NEXT STEPS
Marathon Petroleum
Carson, CA
L5 Senior
April 12th, 2026
First-Line Supervisors of Mechanics, Installers, and Repairers
Petroleum Refineries
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Intern/Co-op – Safety & Industrial Hygiene (Fall 2026)
APPLY
Marathon Petroleum
Carson, CA
L1 Intern
June 29th, 2026
Occupational Health and Safety Specialists
Petroleum Refineries
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Craftperson A-Analyzer
NEXT STEPS
Valero
Wilmington, CA
L5 Senior
June 2nd, 2026
Petroleum Pump System Operators, Refinery Operators, and Gaugers
Petroleum Refineries
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Craftperson A - Rotating Equipment
NEXT STEPS
Valero
Wilmington, CA
L4 Mid
June 2nd, 2026
Petroleum Pump System Operators, Refinery Operators, and Gaugers
Petroleum Refineries
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Instrumentation Project Engineer
NEXT STEPS
Driveformpc
Carson, CA
L6 Lead
June 20th, 2026
Project Management Specialists
Petroleum Refineries
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Reliability Engineer
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Chevron
El Segundo, CA
L6 Lead
May 18th, 2026
Engineers, All Other
Petroleum Refineries
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Personal Safety Professional
NEXT STEPS
Marathon Petroleum
Carson, CA
L5 Senior
June 1st, 2026
Occupational Health and Safety Specialists
Petroleum Refineries
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Fire & Safety Maintenance
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Drive For Mpc
Carson, CA
L4 Mid
July 4th, 2026
Firefighters
Petroleum Refineries
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Sr Control Systems Engineer
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Valero Service
Wilmington, CA
L5 Senior
July 14th, 2026
Computer Systems Engineers/Architects
Petroleum Refineries
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Intern/Co-op - Refining Chemical Engineering Fall 2026
APPLY
Marathon Petroleum
Carson, CA
L1 Intern
July 18th, 2026
Chemical Engineers
Petroleum Refineries
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Infrastructure Engineering and Operations Manager - Last Mile & Edge Compute
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Marathon Petroleum
Wilmington, CA
L7 Manager
July 14th, 2026
Computer and Information Systems Managers
Petroleum Refineries
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Intern/Co-op - Refining Mechanical Engineer (Fall 2026)
APPLY
Marathon Petroleum
Carson, CA
L1 Intern
July 22nd, 2026
Mechanical Engineers
Petroleum Refineries
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Intern/Co-op - Refining Chemical Engineering Fall 2026
APPLY
Marathon Petroleum
Wilmington, CA
L1 Intern
April 15th, 2026
Chemical Engineers
Petroleum Refineries
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Refinery Chemist
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Chevron
El Segundo, CA
L4 Mid
July 29th, 2026
Chemists
Petroleum Refineries
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Intern/Co-op - Refining Mechanical Engineer (Fall 2026) (Hiring Immediately)
APPLY
Marathon Petroleum
Wilmington, CA
L1 Intern
July 27th, 2026
Petroleum Pump System Operators, Refinery Operators, and Gaugers
Petroleum Refineries
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Advanced Process Control Engineer
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Marathon Petroleum Company Lp
Carson, CA
L6 Lead
July 23rd, 2026
Chemical Engineers
Petroleum Refineries
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Shift Supervisor
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World Oil
Compton, CA
L4 Mid
June 2nd, 2026
First-Line Supervisors of Production and Operating Workers
Petroleum Refineries
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Refinery Security & Incident Response Lead
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Chevron
El Segundo, CA
L4 Mid
August 18th, 2026
Security Managers
Petroleum Refineries
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Instrumentation Project Engineer
APPLY
Marathon Petroleum Company Lp
Carson, CA
L6 Lead
August 19th, 2026
Engineers, All Other
Petroleum Refineries
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Mechanical Project Engineer
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Marathon Petroleum
Carson, CA
L5 Senior
August 13th, 2026
Mechanical Engineers
Petroleum Refineries
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