Ameren Services Company
Certified Repairman (Industrial Welder/Boilermaker/Pipefitter)
Ameren Services Company, West Alton, Missouri, United States, 63386
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.
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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.
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