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Senior Reactor Operator

Ameren
059 Callaway Energy Center, United States, United Statesfull_timeVerifiedPosted 12 May 2026
💰 $162,900/yr($105,100/yr$162,900/yr)

About the role

About the Callaway Energy Center

The Callaway Energy Center is a nuclear facility located in mid-Missouri. The Energy Center has more than 800 employees and contractors working at the facility, and it has established a strong record of safe operation throughout its 30-year operating history. The Energy Center is a highly efficient, low-cost, sustainable source of electricity for Ameren Missouri’s 1.2 million customers.

Our benefits include:

  • 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. ​

About The Position 

The Operating Supervisor supervises the operation of Callaway Energy Center to ensure the safe, legal and efficient operation of the nuclear power generating unit. 

 

Key responsibilities include:  

  • Manage and direct a team of approximately 10 employees. 

  • Direct Reactor Operators in the control room performing procedures to maneuver and operate the plant. 

  • Supervise Operations Technicians in the field performing local system operations and testing. 

  • Administer the Workman’s Protection Assurance Program. 

  • Train and develop crew members. 

  • Interface with all nuclear departments, internal company personnel, and external personnel as required to support work on plant equipment and systems. 

  • Maintain and promote positive behaviors in the areas of commitment to excellence, teamwork, respect, integrity, accountability, and stewardship. 

  • Support performance improvement initiatives such as assessments, benchmarks, and the corrective action program. 

  • Actively participate in training to develop and broaden the skills of the Callaway Energy Center workforce. 

  • May be assigned to rotational positions in work control or as a training instructor. 

  • 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 RERP response time. 

 

Qualifications 

 ​High School Diploma or equivalent is required. Must meet one of the following requirements: 

1) Currently a Licensed Reactor Operator or Licensed Senior Reactor Operator with one or more years of experience in the position;

2) Previously a Licensed Reactor Operator or Licensed Senior Reactor Operator at a commercial reactor with at least 1.5 years of experience in the position;

3) Qualified Reactor Operator (RO), Engineering Watch Supervisor (EWS), Propulsion Plant Watch Supervisor (PPWS), or Engineering Officer of the Watch (EOOW) on a military reactor for a minimum of 2 years;

4) Bachelor’s degree with a minimum of 1.5 years of nuclear power plant experience;

5) Previously Certified Senior Reactor Operator at another site or currently Certified Senior Reactor Operator at Callaway with at least 2 years of experience in the position

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Company

Ameren

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