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Illinois summer internships
2027 Summer Corporate Intern - Engineering
Caterpillar - West Fargo, ND, United States
Intern/Co-op - Refining Chemical Engineering Fall 2026
Marathon Petroleum - Wilmington, CA, United States
Intern/Co-op - Refining Electrical Engineering (Spring 2027)
Marathon Petroleum - Findlay, OH, United States
Intern/Co-Op - Supply Chain (Summer 2027)
Marathon Petroleum - Louisiana, United States
Intern/Co-op - Refining Mechanical Engineer (Summer 2027)
Marathon Petroleum - Anacortes, WA, United States
Refining Chemical Engineering Intern/Co-op Spring 2027
Marathon Petroleum - El Paso, TX, United States
Capital Markets Summer 2027 Internship - Boston, MA
JLL - Boston, MA, United States
Intern/Co-op - Refining Electrical Engineering (Summer 2027)
Marathon Petroleum - Kenai, AK, United States
Returning Project Controls Intern - Summer 2027 - Great Lakes Division (For Current/Former HNTB Interns Only)
HNTB - Valparaiso, IN, United States
Returning Project Controls Intern - Summer 2027 - Great Lakes Division (For Current/Former HNTB Interns Only)
HNTB - Allen Park, MI, United States
Machine Learning Intern
Crowe - Chicago, IL, United States
Returning Intern Engineer - Summer 2027 - Great Lakes Division (For Current/Former HNTB Interns Only)
HNTB - Cleveland, OH, United States
Intern/Co-op - Refining Mechanical Engineer (Summer 2027)
Marathon Petroleum - Wilmington, CA, United States
Intern/Co-op - Refining Electrical Engineering (Spring 2027)
Marathon Petroleum - Mandan, ND, United States
Intern/Co-op - Refining Chemical Engineering Fall 2026
Marathon Petroleum - Mandan, ND, United States
Sales Internship Program
Ferguson - Addison, IL, United States
Data Engineering & Analytics Intern
Leidos - Shiloh, IL, United States
Intern/Co-op - Refining Electrical Engineering (Summer 2027)
Marathon Petroleum - Martinez, CA, United States
Intern/Co-op - Refining Electrical Engineering (Fall 2027)
Marathon Petroleum - Louisiana, United States
Intern/Co-op - Refining Mechanical Engineer (Summer 2027)
Marathon Petroleum - Kenai, AK, United States
