- Ameren (St. Louis, MO)
- …automation at Ameren's HQ, Operating Centers, and regional support buildings. This co -op will spend time providing project support and assisting project managers ... specs to ensure contracted designers are following standards. + Meet with Operations and Maintenance team to align expectations with project deliverables. + Review… more
- General Motors (Wentzville, MO)
- **Job Description** **2026 Summer Intern - Environmental Engineer ** **GM DOES NOT PROVIDE IMMIGRATION-RELATED SPONSORSHIP FOR THIS ROLE. DO NOT APPLY FOR THIS ROLE ... are considered but cannot be guaranteed. **The Team:** The Environmental Operations Team consists of highly trained environmental professionals who serve as… more
- CACI International (St. Louis, MO)
- Network Engineer Intern - Summer 2026 Job Category: Intern/ Co -op Time Type: Part time Minimum Clearance Required to Start: TS/SCI Employee Type: Part-Time ... None Type of Travel: None * * * **The Opportunity :** Internship with a CACI program team to learn...completion of tasks under the direction of a senior Engineer . You will be required to work 100% on… more
- ENFRA (St. Louis, MO)
- …in the production of projects that are on-time, within budget and the utmost quality. The Co -Op is a 3 semester commitment. The student shall work a total of 3 ... but for our people. Our team members have the opportunity to advance their careers in a supportive environment...are the pillars of our continued success. **Overview** The Co -Op Non-Field performs technical activities on assigned projects under… more
- Ameren (St. Louis, MO)
- …This general posting will be used to collect applications for our **2026 Electrical Engineer Fall Co -Op** openings across the states of Illinois and Missouri. ... a part of the evolving energy industry! Ameren's collegiate internship and co -op program is all about providing real work experience, networking opportunities, and… more