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The Energy Center is a highly efficient, low-cost, sustainable source of electricity for Ameren ... temporary changes to procedures. * Support changes in configuration, design and design basis.

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Infographic showing various Temporary Ameren Energy job openings in the United States as of June 2026, with employment types broken down into 53% Full Time, 43% Part Time, and 4% Contract. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $38,693 per year, or $18.6 per hour.

Supervisor, Radiation Protection

Ameren Services Company

Steedman, MO • On-site

$105K - $162K/yr

Other

Medical, Retirement, PTO

This job post has expired 1 day ago. Applications are no longer accepted.


Ameren rating

8.3

Company rating: 8.3 out of 10

Based on 44 frontline employees who took The Breakroom Quiz

20th of 53 rated energy and utility


Job description

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 parentalleave and family caregiver leave

Visit our Benefits & Perks Page for more information on benefits provided to regular full-time employees.

About The Position

The Supervisor Radiation Protection supervises and coordinates the implementation of Radiation Protection (RP) programs and support with all plant groups to ensure that the safety of personnel, efficient operations, and plant integrity is maintained.

Key responsibilities include:

  • Supervise and coordinate implementation or radiation protection programs to include external and internal dosimetry; counting room operations; radioactive effluents management and environmental monitoring; contamination control, housekeeping and decontamination; radiation work permits and radiological surveys; respiratory protection; fixed, portable and laboratory radiation protection instrumentation calibration; radiation protection for job coverage; radioactive material accountability; ALARA and exposure control; etc.
  • Provide personnel and coordinate work requirements in the Radiological Controlled Area (RCA) with the Operations, Engineering, and Maintenance Departments at Callaway Energy Center.
  • Supervise and oversee temporary contractor radiation protection personnel during plant outages.
  • Supervise assigned personnel, including scheduling work assignments to ensure manpower allocations are adequate to meet plant conditions, approving timework records, including time off, and initiating disciplinary measures as appropriate.
  • 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 required.
  • Five or more years of experience in applied Radiation Protection, Chemistry, Radiochemistry, or Radwaste activities required. (Up to one year of supervisory experience in a nuclear power plant may be considered as part of the above listed 5-year experience requirement.)
  • Two or more years of nuclear power plant experience required.
  • National Registry Radiological Protection Technologist (NRRPT) certification preferred.

In addition to the above qualifications, the successful candidate will demonstrate:

Good analytical, human relations and communication 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.

Working Conditions

The Supervisor Radiation Protection works a standard day shift in an office/plant environment. The Supervising Radiation Protection may occasionally be required to work back-shift, overtime, weekend work or outage schedule to support plant operations.

Additional Information

Ameren's selection process includes a series of interviews and may include a leadership assessment process. Specific details will be provided to qualified candidates.

Compensation Range:

$105,100.00 - $162,900.00

At Ameren, base salary is one component of a competitive compensation package for employees. Our pay ranges are broad to allow for movement within our organization and to accommodate different skill sets and levels of expertise. We take into consideration a variety of factors including, but not limited to, skills, abilities, experience, education, credentials, and internal equity when determining the base salary offered. Roles are eligible for additional rewards including annual incentive payments based on individual and company performance.

If end date is listed, the posting will come down at 12:00 am on that date:

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, ethnicity, age, disability, genetic information, military service or status, pregnancy, marital status, sexual orientation, gender identity or expression, or any other class, trait, or status protected by law.


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About Ameren

Sourced by ZipRecruiter

Ameren is a leading energy company that provides reliable and sustainable electricity and natural gas services to millions of customers across the United States. With a strong presence in the Midwest region, Ameren is committed to delivering safe, affordable, and clean energy solutions to homes, businesses, and communities. As an industry leader, Ameren invests in advanced technologies and infrastructure to ensure a resilient energy grid and enhance the customer experience. Ameren prioritizes environmental stewardship and is actively working towards reducing carbon emissions and increasing the use of renewable energy sources. Ameren's dedication to sustainability is evident through their ongoing efforts to promote energy efficiency, support clean energy initiatives, and engage in community partnerships.

Industry

Utilities

Company size

5,001 - 10,000 Employees

Headquarters location

Saint Louis, MO, US

Year founded

1902

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