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co-op internships in the United States
Supply Chain Operations Co-Op/Intern - Spring 2027
Mosaic - Tampa, FL, United States
Intern/Co-op - Refining Mechanical Engineer (Summer 2027)
Marathon Petroleum - Louisiana, United States
Intern/Co-op - Refining Chemical Engineering Fall 2026
Marathon Petroleum - Findlay, OH, United States
Intern/Co-op - Refining Mechanical Engineer (Spring 2027)
Marathon Petroleum - Findlay, OH, United States
Intern/Co-op - Refining Mechanical Engineer (Spring 2027)
Marathon Petroleum - Louisiana, United States
Returning Intern/Co-op Planner/Project Controls - NED Summer 2027 (For current/previous HNTB interns only)
HNTB - Bedford, NH, United States
Environmental Engineer Co-Op/Intern - Summer 2027
Mosaic - Bartow, FL, United States
Intern/Co-op - Refining Electrical Engineering (Fall 2027)
Marathon Petroleum - Texas City, TX, United States
Intern/Co-op - Refining Construction Management (Summer 2027)
Marathon Petroleum - Martinez, CA, United States
Intern/Co-op - Refining Construction Management (Summer 2027)
Marathon Petroleum - Anacortes, WA, United States
Intern/Co-op - Refining Chemical Engineering Fall 2026
Marathon Petroleum - Canton, OH, United States
Intern/Co-op - Refining Mechanical Engineer (Summer 2027)
Marathon Petroleum - Detroit, MI, United States
Intern/Co-op - Refining Electrical Engineering (Spring 2027)
Marathon Petroleum - Wilmington, CA, United States
Intern/Co-op - Human Resources (Summer 2027)
Marathon Petroleum - Los Angeles, CA, United States
Intern/Co-op - Refining Electrical Engineering (Spring 2027)
Marathon Petroleum - Martinez, CA, United States
Intern/Co-op - Refining Mechanical Engineer (Fall 2027)
Marathon Petroleum - El Paso, TX, United States
Research & Development Intern/Co-Op, 2027
Smucker - Orrville, OH, United States
Intern/Co-op - Refining Mechanical Engineer (Summer 2027)
Marathon Petroleum - Kentucky, United States
Intern/Co-Op - Supply Chain (Spring 2027)
Marathon Petroleum - Canonsburg, PA, United States
Operations Engineering Co-op/Intern - Spring 2027
Mosaic - Riverview, FL, United States
