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Ameren Mechanical Engineer in Steedman, Missouri

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

About The Position

The Design Engineer performs detailed design and assembles modification packages for projects authorized by approved requests and/or provides technical support in the areas of testing, troubleshooting, maintenance, training and operation of plant equipment in accordance with regulatory requirements and consistent with high quality standards.

Key responsibilities include:

  • Act as Project Manager of projects/modifications as required according to Corporate and Callaway Energy Center procedures and policies.

  • Review designs completed by others for technical and programmatic acceptability.

  • Perform cost/benefit evaluations of proposed design changes and perform assigned activities in a cost effective manner and in adherence to established budgets.

  • Review conceptual designs with Operations, Maintenance, and affected departments to ensure operability, maintainability, constructability, and radiological considerations are factored into the design.

  • Interface with Operations, architect/engineer and other plant personnel to identify and resolve design related problems impacting plan operation, including, but not limited to, evaluations, dispositions and designs related to Modification Requests and Requests for Resolution (RFRs). This work may include Calculations and Seismic II/I reviews.

  • Oversee and evaluate the effectiveness of any outside architect/engineer and service organizations that may be used and recommended areas for potential improvement.

  • Direct or monitor the testing, inspection and maintenance of plant equipment and systems, as required to ensure work is conducted in accordance with good engineering practices and that safety of the public and plant personnel is maintained.

  • Prepare or review procedures covering the operation, testing, and maintenance of equipment.

  • Review technical specifications and instruction manuals to determine testing and maintenance requirements of safety related equipment.

  • Coordinate activities of various support and work groups in the development, tracking and implementation of modifications, to ensure schedules are met.

  • Monitor modification work to assure installation meets quality and technical criteria, and is completed within work order authorization limits.

  • 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.


Bachelor of Science Degree in Engineering (Civil, Electrical, Mechanical, Nuclear, Chemical or Metallurgical will all be considered) from an ABET accredited institution required. Mechanical preferred. Engineer-in-Training or Professional Engineer Registration preferred. Previous nuclear utility experience preferred. Engineering design background preferred.

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

Good leadership, decision making, communication and human relations skills required. Security screening required for Callaway Energy Center access.

Working Conditions

The Design Engineer works a standard day shift in an office/plant environment. Additional hours and/or rotating shifts may be required during refueling outages and emergent plant activities as the needs arise.

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.

*Technical career path level depends upon applicant's credentials.

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.

St. Louis-based Ameren Corporation powers the quality of life for 2.4 million electric customers and more than 900,000 natural gas customers in a 64,000-square-mile area through its Ameren Missouri and Ameren Illinois rate-regulated utility subsidiaries. Ameren Illinois provides electric transmission and distribution service and natural gas distribution service. Ameren Missouri provides electric generation, transmission and distribution service, as well as natural gas distribution service. Ameren Transmission Company of Illinois develops, owns and operates rate-regulated regional electric transmission projects. For more information, visit, or follow us on Twitter at @AmerenCorp,, or LinkedIn/company/Ameren.