- Ameren (St. Louis, MO)
- …in fields that are **NOT** electrical, mechanical, or civil. This posting is for **2026 Engineering Fall Co -Op** openings across the states of Illinois and ... of the evolving energy industry! Ameren's collegiate internship and co -op program is all about providing real work experience,...gas distribution operation in total number of customers. This general posting will be used to collect applications for… more
- ARCO (Richmond Heights, MO)
- …all levels of the business. We are looking for a highly motivated Project Manager Co -op to join our team of experts in Richmond Heights, Missouri. Because ARCO is ... + Engagement events **A DAY IN THE LIFE** A Co -op is an amazing experience where the student stays...**MAKE YOUR MOVE** ARCO is a premier, full-service design-build general contractor with more than 30 years of experience… more
- Marathon Petroleum Corporation (Wood River, IL)
- …and develop future technical and leadership talent for the benefit of MPC, the engineering intern/ co -op, and the engineering profession. The intern/ co -op ... team environment. Overview:Marathon Petroleum Corp. (MPC) offers internship and co -op opportunities to high-performing college students who want meaningful hands-on… more
- Farnsworth Group (St. Louis, MO)
- Position: Civil or Mechanical Engineering Co -Op (May-Dec 2026) Location: St. Louis, MO Job Id: 3151 # of Openings: 1 Join us and grow your career with a ... work. Farnsworth Group is seeking a Civil or Mechanical Engineering Co -Op (Jan-Aug 2026) in the below...and administration + Cost estimating + Material specifications + General project and office support Specific Requirements include: +… more