Engineering internships in St. Louis, MO
25 open postings from 9 employers. Ameren (5), Nidec (5) and Enterprise (3) have posted the most. 10 of them name Summer 2027 as the term. The biggest groups are Hardware (17), Design (3) and Data (2). A posting is listed here when its own title says so, whatever role it is filed under. The list is read daily from company career pages and public internship lists, so closed roles drop off.
- Sustainability & Energy Engineering InternIMEGSt. Louis, MOSummer 202710–12 weeks
- Intern, Mechanical Engineering DesignerGlobal InfrastructureSt. Louis, MO
- Intern, Mechanical Engineering Designer (Fire Protection Designer)Global InfrastructureSt. Louis, MO
- Application Engineering Co-OpNidecSt. Louis, MO
- Intern, Electrical Engineering DesignerGlobal InfrastructureSt. Louis, MO
- Engineering Technical Sales InternEcolabSt. Louis, MO11 weeks
- Power Emphasis Electrical Engineering Co-OpAmerenSt. Louis, MO
- Engineering Co-OpNidecSt. Louis, MO
- Electrical Engineering (Substation) Intern - Summer 2027WSPSt. Louis, MOSummer 202712 weeks
- Test Lab Engineer Co-opNidecSt. Louis, MO
- Engineering Technician Co-opNidecSt. Louis, MO
- Quality Engineer Co-opNidecSt. Louis, MO
- Electrical Engineering Fall Co-OpAmerenSt. Louis, MO
- Mechanical Engineering Fall Co-OpAmerenSt. Louis, MO
- Engineering Fall Co-OpAmerenSt. Louis, MO
- Civil Engineering Fall Co-OpAmerenSt. Louis, MO
- Intern - Service Center Engineer - I.A.M.Midland States BankSt. Louis, MO
- Electrical Engineering Intern | St. Louis, MOIMEGSt. Louis, MOSummer 202710–12 weeks
- Structural Engineering Intern | St. Louis, MOIMEGSt. Louis, MOSummer 202710–12 weeks
- Civil/Geotechnical Engineering Intern - Water (Summer 2027)StantecSt. Louis, MOSummer 2027
- Data Engineer Intern - ITEnterpriseSt. Louis, MOSummer 2027
- Intern - Data Engineer (EFM IT), Summer 2027EnterpriseSt. Louis, MOSummer 2027
- Geotechnical Engineering Intern- Summer 2027WSPSt. Louis, MOSummer 202712 weeks
- Electrical Engineering (Distribution) Intern - Summer 2027WSPSt. Louis, MOSummer 202712 weeks
- Software Engineer Intern - Summer 2027EnterpriseSt. Louis, MOSummer 2027
Engineering internships in St. Louis, MO by employer
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