Mechanical Engineer
Ameren· Utilities· Jan 28, 2026 · 9mo agoPosted 272 days ago
Steedman, MO
In office
Full-time
Mid
$71K–$172K
Before you apply
Ghost Signal:
Open since January 28, 2026 — 272 days, and still accepting applications.
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 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 Engineer provides technical conscience and expertise, equipment ownership, and directly facilitates the safe, reliable, efficient operation of the nuclear power plant. This role supports regulatory compliance, optimization and reliability of equipment, plant changes and modifications, system and equipment performance monitoring, cause analysis and troubleshooting, long‑term asset management, and technical assistance to other departments. The Engineer also maintains a thorough knowledge of plant configuration and design, programs and processes, codes and standards, and operating experience applicable to plant operation and the nuclear industry.
Key responsibilities include:
Management and ownership of assigned technical Programs, Systems, Components, and Design.
Ensure compliance with NRC regulations, industry codes/standards, and plant procedures.
Perform evaluation and causal analysis of equipment and system conditions, deficiencies and failures and determine corrective actions for resolution.
Trend and monitor system and equipment health and performance, through operational data, visual inspections, and physical plant walkdowns.
Interface with Operations, Maintenance, Work Management, and regulatory agencies as needed for planning and execution of cost-effective maintenance of assigned Systems or Programs.
Provide engineering support during outages, emergent issues, and operational events.
Support Maintenance and Operations in equipment troubleshooting and provide technical expertise for troubleshooting significant events or complex plant problems.
Review technical specifications and instruction manuals to determine testing and maintenance requirements of safety related equipment.
Develop and revise engineering documents, design changes, procedures, and technical specifications.
Perform engineering evaluations and reviews of applicable NRC and INPO documents and review, use, and share Operating Experience.
Perform calculations, technical analyses, and disposition of Requests for Resolution (RFRs) to include Engineering Evaluations, Material Equivalencies, or Modifications.
Prepare or review procedures covering the operation, testing, and maintenance of equipment, and provide technical support in the preparation of procedure revisions or temporary changes to procedures.
Support changes in configuration, design and design basis. Performing or participating in technical design reviews, hazard analyses, and maintenance planning.
Act as Responsible Engineer or Project Manager of projects or modifications, providing oversight of any outside architect or engineering and service organizations that may be used.
Assume Emergency Response Organization (ERO) duties in accordance with Callaway Radiological Emergency Response Plan (RERP) including timely response to assigned ERO facilities.
Qualifications
Bachelor of Science Degree in Engineering from an ABET accredited institution is required. Engineer-in-Training (EIT) or Professional Engineer (PE) Registration preferred. Previous Nuclear Utility experience preferred.
In addition to the above qualifications, the successful candidate will demonstrate: Good leadership and decision-making, strong analytical and problem‑solving skills, ability to work in a regulated environment and follow strict procedures, excellent written and verbal communication skills, and human relations skills required. Ability to meet plant access, security screening, and fitness-for-duty required.
Working Conditions
The Engineer typically works a standard day shift in an office and plant environment. Additional hours and/or rotating shifts may be required during refueling outages and emergent plant activities as the needs arise. The Engineer must have the ability to work safely in industrial environments; radiation areas, heights, confined spaces, and be committed to industrial safety, nuclear safety culture and use of human performance tools.
Additional Information
Ameren’s selection process includes a series of interviews and may include a leadership assessment process. Specific details will be provided for qualified candidates.
Compensation Range:
$71,100.00 - $172,200.00
* This pay range encompasses multiple levels of the role. Career level and compensation depends upon applicant’s credentials.
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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401(K)