Instrumentation & Control Maintenance Supervisor

Ameren

Steedman, MO

Full Time

Posted August 13, 2026

$105k - $163k

Utilities

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Listing evidence and provenance

Source: workday View original listing
Freshness: Open in the current public read path; this is not an employer guarantee.Last observed September 29, 2026
Classification: Modern power-system classification not yet published for this listing.Legacy source industry field: Utilities
Pay provenance: Employer-provided pay

Job Description

The Maintenance Supervisor works a standard day or evening shift in an office/plant environment.

Key Responsibilities

The Supervisor Instrument & Control directs the work of skilled personnel in work tasks and/or support activities for the maintenance, replacement, installation and removal of equipment in the power plant and associated structures to assure safe, reliable, and uninterrupted operation.
Responsible for the calibration, testing and corrective maintenance of instruments and controls at the Callaway Energy Center
Supervise the activities if I&C technicians or assign technicians to work as directed by plant engineers or other specified personnel during normal and outage operations.
Control measuring and test equipment at Callaway Energy Center as described in section 12 of the Callaway Energy Center Operating Quality Assurance Manual (OQAM).
Supervise maintenance personnel in performance of predictive, preventive, and corrective maintenance and related surveillance testing.
Perform the planning, scheduling and assignment of work, and/or assist Planning & Scheduling department supervisors in work scheduling and coordination.
Ensure safe and efficient use of manpower and resources, promoting high standards of workmanship, maintaining high level of equipment reliability and training of personnel in proper work practices.
Ensure work activities are performed in accordance with applicable procedures and policies in an efficient manner.
Ensure documentation of completed work activities is complete and accurate.
Perform special studies and projects as assigned by Maintenance Department management.
Assume Emergency Response Organization (ERO) duties in accordance with Callaway Energy Center Radiological Emergency Response Plan (RERP) including responding to assigned ERO facilities within the required response time.

Requirements

High School Diploma or equivalent required. Bachelors Degree in Electrical Engineering with emphasis in instrumentation from an accredited institution preferred. Five or more years experience in Instrumentation and Controls required. Nuclear power plant Operations or I&C experience preferred. Experience as a Training Instructor preferred.
I n addition to the above qualifications, the successful candidate will demonstrate:
Good decision making, leadership, communication and human relations skills required. After preliminary review, selected applicants must take the First Line Supervisor Test and obtain a recommended status in order to be eligible for additional selection procedures (e.g., interview) designated for this position. Qualified candidates are required to establish and maintain their permanent residence within sixty highway miles of the Callaway Energy Center. Security screening required for Callaway Energy Center access.

Benefits & Perks

Medical coverage on date of hire
100% employer paid cash balance pension plan
401(k) with company match fully vested on date of hire
Minimum of 15 days paid vacation and 12 paid holidays
Paid parental leave and family caregiver leave
Visit our Benefits & Perks Page for more information on benefits provided to regular full-time employees.