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Summer 2027 Environmental Engineering internships in Chicago, Illinois
As of November 11, 2026, Intern Insider listed 19 open Summer 2027 environmental engineering internships in Chicago, Illinois, from 13 companies. Employers include HNTB, Gresham Smith and Pattern Energy. None of these listings is marked remote. Browse the roles by employer below. You can read the full posting free, then apply in minutes with a free account.
19 open roles · 13 companies · 2 added this week
HNTB5 open
- New Grad Field Engineer I - Summer 2027 (For Current/Former HNTB Interns Only)Chicago, Illinois
- Returning Intern PlannerMilwaukee, Wisconsin
- Returning Project Controls InternMilwaukee, Wisconsin
- New Grad Returning Planner I- Summer 2027-Great Lakes Division (For Current/Former HNTB Interns Only)Milwaukee, Wisconsin
- Returning Co-op Engineer- Fall/Winter/Spring 2026-2027-Great Lakes Division (For Current/Former HNTB Co-ops only)Milwaukee, Wisconsin
Gresham Smith2 open
Pattern Energy2 open
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As of November 11, 2026, Intern Insider listed 19 open Summer 2027 environmental engineering internships in Chicago, Illinois, from 13 companies.
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