Certified Repairman (Industrial Welder/Boilermaker/Pipefitter)

ameren· UEC Ameren Missouri
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UEC Ameren Missouri

About this role

About Ameren Missouri

Ameren Missouri has been providing electric and gas service for more than 100 years, and our electric rates are among the lowest in the nation. Ameren Missouri's mission is to power the quality of life for our 1.2 million electric and 132,000 natural gas customers in central and eastern Missouri. Our service area covers 64 counties and more than 500 communities including the greater St. Louis area

Location: West Alton, MO (St. Charles County) — near New Town and Alton, IL
Facility: Sioux Energy Center

About the Facility

This role is located at Sioux Energy Center in West Alton, Missouri—a major industrial power facility generating approximately 972 MW of electricity from two high-capacity steam turbine units. The indoor environment features expansive turbine halls, advanced steam systems, large maintenance workshops equipped for heavy-duty industrial equipment, and secure control centers—offering extensive space ideal for repair, technical, and hands-on roles.

Summary

You will perform precision welding and heavy mechanical repair work across power plant equipment to support safe and efficient plant operations.

Key Responsibilities

  • Troubleshoot and perform highly skilled electric arc and gas welding, cutting, brazing, pipefitting, and insulation installation/removal on power plant equipment.
  • Perform certified welding on boiler pressure parts, pressure vessels, and piping in accordance with ASME codes, subject to insurance underwriters’ inspection/certification.
  • Execute a broad range of mechanical maintenance, including:
    • Repair/replacement of boiler tubes
    • Structural steel erection
    • Replacement of liner plates in fans, coal chutes, and hoppers
    • Welding repairs to castings and equipment
    • Piping/valve work (measuring, layout, cutting, threading, bending, fitting, installation)
    • Replacement of flange, valve, and heater gaskets; valve repacking, repair, overhaul
    • Cleaning/replacement of condenser and heat exchanger tubes
    • Where applicable, repair of traveling water screens

Working Conditions & Hazards

  • Full range of temperatures from very hot to sub-freezing; sudden changes may occur.
  • Exposure to noise, dust, dirt, fumes, odors, drafts, inclement weather, heights, and confined spaces.
  • Hazards typical of welding and heavy industrial maintenance work, including burns, flashes, and risks related to elevated work and energized equipment areas.

Qualifications

  • High School Diploma or GED
    AND either:
  • Completion of a 2 year technical college program and 5 years working as a Certified Welder Repairman, OR
  • Completion of a certified apprentice program and 5 years working as a Certified Welder Repairman, OR
  • Ten (10) years working as a Certified Welder Repairman.
  • Must be able to climb ramps, ladders, and stairs, work at heights and in confined spaces.

Department

This position is within our Energy Center Shop Maintenance Department.

Additional Information

Ameren’s selection process includes a series of interviews and may include candidate testing and/or an individual aptitude or skill-based assessment. Specific details will be provided to qualified candidates.

Hourly Pay:

Grade Step OA 059 Step 1 of 1 (Top Step) - 52.97 USD

Position is eligible for annual incentive payments based on company performance and subject to sole management discretion. Visit our Benefits & Perks Page for more information on benefits provided to regular full-time employees. ​

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.

Frequently Asked Questions

Is the salary disclosed for the Certified Repairman (Industrial Welder/Boilermaker/Pipefitter) position at ameren?
The salary for this Certified Repairman (Industrial Welder/Boilermaker/Pipefitter) role at ameren is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Certified Repairman (Industrial Welder/Boilermaker/Pipefitter) position at ameren located?
This Certified Repairman (Industrial Welder/Boilermaker/Pipefitter) role at ameren is based in West Alton, MO. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Which team or department does the Certified Repairman (Industrial Welder/Boilermaker/Pipefitter) at ameren belong to?
This Certified Repairman (Industrial Welder/Boilermaker/Pipefitter) position is part of the UEC Ameren Missouri department at ameren. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Certified Repairman (Industrial Welder/Boilermaker/Pipefitter) position at ameren?
Click the "Apply Now" button on this page. You will be redirected to ameren's official application portal hosted on workday where you can submit your application directly.
Certified Repairman (Industrial Welder/Boilermaker/Pipefitter)
ameren
Apply for this role ↗

You'll be redirected to ameren's official application page on Workday.