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Illinois summer internships
Intern/Co-op - Refining Electrical Engineering (Summer 2027)
Marathon Petroleum - Anacortes, WA, United States
Intern/Co-op - Refining Electrical Engineering (Fall 2027)
Marathon Petroleum - Martinez, CA, United States
Returning Intern Engineer - Summer 2027 - Great Lakes Division (For Current/Former HNTB Interns Only)
HNTB - Sterling Heights, MI, United States
Intern/Co-Op - Supply Chain (Summer 2027)
Marathon Petroleum - Texas City, TX, United States
Software Engineer Embedded Systems II (Intern) - United States
Cisco - San Francisco, CA, United States
Returning Intern Engineer - Summer 2027 - Great Lakes Division (For Current/Former HNTB Interns Only)
HNTB - Madison, WI, United States
FLEX- Rising Leaders II (Intern) United States
Cisco - Chicago, IL, United States
2026-2027 U.S. Operations Intern/Co-op - Fall Posting
Dow - Kankakee, IL, United States
Returning Intern Engineer - Summer 2027 - Great Lakes Division (For Current/Former HNTB Interns Only)
HNTB - Jackson, MI, United States
Public Institutions Advisory Summer 2027 Internship
JLL - Austin, TX, United States
Returning Intern Engineer - Summer 2027 - Great Lakes Division (For Current/Former HNTB Interns Only)
HNTB - Grand Rapids, MI, United States
2026-2027 U.S. Operations Intern/Co-op - Fall Posting
Dow - Elizabethtown, KY, United States
Intern/Co-op - HES&S Environmental (Summer 2027)
Marathon Petroleum - El Paso, TX, United States
Returning Intern Planner - Summer 2027 - Great Lakes Division (For Current/Former HNTB Interns Only)
HNTB - Detroit, MI, United States
Supply Chain Intern - Engineering and Business Majors
Ecolab - Naperville, IL, United States
Intern/Co-op - HES&S Environmental (Summer 2027)
Marathon Petroleum - Kenai, AK, United States
Returning Intern Engineer - Summer 2027 - Great Lakes Division (For Current/Former HNTB Interns Only)
HNTB - Allen Park, MI, United States
Capital Markets Summer 2027 Internship - San Francisco, CA
JLL - San Francisco, CA, United States
Refining Chemical Engineering Intern/Co-op Summer 2027
Marathon Petroleum - Anacortes, WA, United States
Property Management Summer 2027 Internship - Minneapolis, MN
JLL - Minneapolis, MN, United States
