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Illinois internships
2027 Summer Corporate Intern - Engineering
Caterpillar - Tucson, AZ, United States
Refining Chemical Engineering Intern/Co-op Summer 2027
Marathon Petroleum - Martinez, CA, United States
Intern/Co-op - HES&S Safety and Industrial Hygiene (Spring 2027)
Marathon Petroleum - Texas City, TX, United States
Intern/Co-op - HES&S Environmental (Fall 2027)
Marathon Petroleum - Denver, CO, United States
Software Engineer Full Stack / Backend II (Intern) - United States
Cisco - San Jose, CA, United States
Software Engineer Full Stack / Backend I (Intern) - United States
Cisco - Milpitas, CA, United States
2026-2027 U.S. Operations Intern/Co-op - Fall Posting
Dow - Ardmore, OK, United States
Intern/Co-op - Refining Electrical Engineering (Spring 2027)
Marathon Petroleum - Findlay, OH, United States
Security Consulting Engineer I (Intern) - United States
Cisco - North Carolina, United States
Intern/Co-op - HES&S Environmental (Summer 2027)
Marathon Petroleum - Salt Lake City, UT, United States
Intern/Co-op - HES&S Environmental (Fall 2027)
Marathon Petroleum - El Paso, TX, United States
Intern/Co-op - HES&S Safety and Industrial Hygiene (Fall 2027)
Marathon Petroleum - Wilmington, CA, United States
Amplify Marketing Specialist I (Intern) - United States
Cisco - North Carolina, United States
Intern/Co-op - HES&S Safety and Industrial Hygiene (Spring 2027)
Marathon Petroleum - Detroit, MI, United States
AI Operations Engineer I (Intern) - United States
Cisco - San Francisco, CA, United States
Intern/Co-op - HES&S Safety and Industrial Hygiene (Spring 2027)
Marathon Petroleum - Findlay, OH, United States
Capital Markets Summer Internship 2027 - Seattle, WA
JLL - Seattle, WA, United States
Refining Chemical Engineering Intern/Co-op Summer 2027
Marathon Petroleum - Wilmington, CA, United States
Intern/Co-op - HES&S Safety and Industrial Hygiene (Summer 2027)
Marathon Petroleum - Dickinson, ND, United States
Intern/Co-op - Refining Construction Management (Summer 2027)
Marathon Petroleum - Canton, OH, United States
