Internships › Environmental Science and Engineering › Illinois

Environmental Science and Engineering internships in Illinois

23 open student roles in environmental science and engineering in Illinois, from internships to co-ops and research. That includes 7 co-ops and 1 part-time role. 47% list pay or say they are paid. The most common start terms are Summer 2027 and Fall 2027. Employers with the most openings: Marathon Petroleum, PricewaterhouseCoopers (PwC), Air Force Civilian Career Training, Ameren and Arcadis.

• Cencora New
  Environmental Intern
  Romeoville, IL
  Open posting
• Zurn Elkay Water Solutions New
  Environmental Health and Safety Intern (Summer 2027)
  Freeport, IL +13 · Summer 2027
  Open posting
• Stantec New
  Renewable Energy Civil Intern (Summer 2027)
  Chicago, IL +1 · Summer 2027
  Open posting
• TRC Companies New
  Environmental Intern
  Chicago, Illinois +32 · Summer 2027 · part-time · Paid
  Open posting
• UL Solutions
  2027 Summer Intern: Renewables Intern
  Northbrook, IL +1 · Summer 2027
  Open posting
• BorgWarner
  EHS Intern
  Bellwood - Illinois - USA
  Open posting
• IMEG
  Sustainability & Energy Engineering Intern
  Naperville, IL +8 · Summer 2027 · $22.00–$24.00 per hour
  Open posting
• Marathon Petroleum
  Intern/Co-op - HES&S Environmental (Summer 2027)
  Robinson, Illinois +18 · Summer 2027 · co-op · $24.09 per hour
  Open posting
• Marathon Petroleum
  Intern/Co-op - HES&S Safety and Industrial Hygiene (Summer 2027)
  Robinson, Illinois +21 · Summer 2027 · co-op · $24.09 per hour
  Open posting
• Marathon Petroleum
  Intern/Co-op - HES&S Safety and Industrial Hygiene (Fall 2027)
  Robinson, Illinois +21 · Fall 2027 · co-op · $24.09 per hour
  Open posting
• Marathon Petroleum
  Intern/Co-op - HES&S Environmental (Spring 2027)
  Robinson, Illinois +18 · Spring 2027 · co-op · $24.09 per hour
  Open posting
• Marathon Petroleum
  Intern/Co-op - HES&S Safety and Industrial Hygiene (Spring 2027)
  Robinson, Illinois +21 · Spring 2027 · co-op · $24.09 per hour
  Open posting
• Marathon Petroleum
  Intern/Co-op - HES&S Environmental (Fall 2027)
  Robinson, Illinois +18 · Fall 2027 · co-op · $24.09 per hour
  Open posting
• PricewaterhouseCoopers (PwC)
  Sustainability Reporting & Assurance - Intern - Summer 2027
  IL-Rosemont +3 · Summer 2027 · $29.25 - $48.00
  Open posting
• Granite Construction
  Safety Intern - Midwest Region
  Des Plaines, Illinois
  Open posting
• Entegris
  Environmental, Health and Safety Co-Op
  Aurora, IL · co-op
  Open posting
• Arcadis
  Water Resources Engineering Intern
  Chicago, IL
  Open posting
• Shure
  Data-Driven Sustainability Intern
  Niles, IL · Summer 2027
  Open posting
• PricewaterhouseCoopers (PwC)
  Sustainability CP&I - Intern - Summer 2027
  IL-Rosemont +8 · Summer 2027 · $29.25 - $48.00
  Open posting
• Ameren
  Crisis Management Meteorology Intern
  Peoria, IL +3 · Fall 2026
  Open posting
• Air Force Civilian Career Training
  Biological Scientist (Environmental)
  Scott AFB, Illinois +54 · $49960 - $99314 Per Year
  Open posting
• Mars
  Summer 2027 Mars Climate Sustainability Internship Masters/MBA Intern
  USA-Illinois-Chicago · Summer 2027
  Open posting
• Hershey
  Future Opportunities Environmental Health & Safety Intern
  Robinson, IL
  Open posting

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Updated September 26, 2026. Listings are collected from public job boards several times a day; always check the posting on the employer's site before applying.