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Supports Ameren’s Supply Chain team with strategic sourcing, procurement projects, category management, supplier and market intelligence, RFP analysis, demand planning, inventory processes, and process improvement initiatives. The intern will develop analytical and economic models, assist with team activities, complete a key project, and present results to executives. This is a full-time hybrid internship in St. Louis from January through August 2027.

Performs mechanical engineering studies, designs, specifications, construction support, inspections, and commissioning for natural gas turbine generation projects. Develops equipment and construction specifications, reviews designs and shop drawings, supports permitting and cost estimates, coordinates with vendors and contractors, conducts site visits, and resolves field issues. The role may oversee projects, work non-standard hours, and provide engineering support across fossil, hydro, gas, and renewable generation facilities.

Develops advanced data science and machine learning solutions using large, structured and unstructured datasets. Responsibilities include data integration, exploratory analysis, predictive modeling, reporting and visualization, algorithm testing, automated analytics, and production model implementation and monitoring. Partners with analysts, engineers, scrum teams, and business stakeholders to deliver measurable value, leads proof-of-concept projects, applies statistical research, and coaches less experienced colleagues.

Patrol, repair, and restore electrical service, handle customer calls, operate substation equipment, and ensure safety protocols are followed.

The Mechanical Engineer supports the nuclear power plant operations by ensuring compliance with regulations, troubleshooting equipment, and providing engineering support. Responsibilities include system health monitoring, technical evaluations, and documentation revisions.

The Line Troubleman patrols, repairs, and restores service on electric circuits, responds to customer calls, operates substations, and handles incident reports.

The ADMS Engineer will design, implement, and maintain the Advanced Distribution Management System, providing technical support, training, and system enhancements for electric utility operations.

Plan and execute IT audits of digital systems, cybersecurity, data privacy, change management and SOX controls. Assess risks, report findings, support remediation, collaborate with management and external auditors, and assist on project/process control reviews.

Summer full-time internship supporting Ameren Supply Chain across planning, procurement, inventory, supplier diversity, contracting, and transformation initiatives. Interns support sourcing, category management, RFP development and analysis, demand planning data collection, cost modeling, and process improvement. Assigned a mentor, complete a key project, present results to executives, and participate in team meetings.

Summer internship supporting finance and internal audit tasks: analyze budget and forecast variances, update labor rate schedules, assist budget preparation, document procedures, and review monthly accruals. Develop analytical, communication, and teamwork skills while working with financial schedules and reports.