Demo

Maintenance Mechanic Helper I

Metropolitan St. Louis Sewer District
St Louis, MO Full Time
POSTED ON 10/15/2026
AVAILABLE BEFORE 11/13/2026
Essential Functions

JOB DESCRIPTION

  • As a trainee, assists mechanics in repairing, overhauling, installing, testing and inspecting mechanical and electro mechanical equipment used in pumping stations and treatment plants.
  • Assists in performing preventive and predictive maintenance on equipment, building and grounds.
  • Assists in identifying equipment deficiencies and performing diagnostic testing.
  • Studies maintenance training materials and manuals.
  • Cleans equipment and facilities.
  • Prepares maintenance records.
  • Maintains a clean safe work area and works safely.
  • Meets requirements of the training program as set forth by the "Mechanical Maintenance Training Program Policy and "Procedure Manual".

Additional Responsibilities

Performs related work as required or as delegated by supervisor.

Qualifications

Training and Experience:

Graduation from high school, equivalent or vocational school and the ability to attain a passing grade on a

written test of related skills/aptitude.

Desirable Knowledge, Skills And Abilities

  • Some knowledge of tools and their uses.
  • Some understanding of the operating principles and mechanics of internal combustion engines, pumps, electric motors, etc.
  • Ability to follow oral and written instructions.
  • Ability to read, comprehend and pass exams associated with the maintenance training program materials and manuals.

Special Requirement

Must possess a valid driver's license issued by the state in which the employee resides.

Pursuant to MSD's "Substance Abuse Policy and Procedures," this position has been designated as safety

sensitive and candidate must pass a Non-D.O.T. Drug Test for this position. Employees occupying this

position are not subject to Federal (D.O.T.) Drug and Alcohol Testing Regulations.

Employees of MSD must have a meets expectations.

Physical DemandsWork Environment

About Us

The Metropolitan St. Louis Sewer District provides comprehensive wastewater and storm water management services to residents and businesses in both St. Louis City and County. As one of the most recognized employers in the region and a fixture in the downtown area, MSD employs over 900 individuals in a wide-range of roles including skilled crafts and laborers, engineering, information technology, finance, human resources and administration support. We invite you to be part of the team!

Salary.com Estimation for Maintenance Mechanic Helper I in St Louis, MO
$57,795 to $72,110
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Maintenance Mechanic Helper I?

Sign up to receive alerts about other jobs on the Maintenance Mechanic Helper I career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$44,588 - $55,509
Income Estimation: 
$54,058 - $69,452
Income Estimation: 
$56,714 - $74,079
Income Estimation: 
$102,517 - $196,564
Income Estimation: 
$70,494 - $89,086
Income Estimation: 
$60,680 - $77,749
Income Estimation: 
$54,058 - $69,452
Income Estimation: 
$56,714 - $74,079
Income Estimation: 
$102,517 - $196,564
Income Estimation: 
$70,494 - $89,086
Income Estimation: 
$41,442 - $52,634
Income Estimation: 
$48,653 - $61,184
Income Estimation: 
$47,379 - $62,026
Income Estimation: 
$53,290 - $69,188
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Metropolitan St. Louis Sewer District

  • Metropolitan St. Louis Sewer District St Louis, MO
  • Essential Functions JOB DESCRIPTION Set up and operate modern survey equipment used in performing field survey work. Record instrument readings using stand... more
  • 8 Days Ago

  • Metropolitan St. Louis Sewer District St Louis, MO
  • Job Description Essential Functions: Maintain and install pneumatic, hydraulic, electronic and computer based control systems, and telemetry stations. Carr... more
  • 2 Days Ago

  • Metropolitan St. Louis Sewer District Saint Louis, MO
  • Essential Functions: Conducts on-site visits to construction sites and businesses to verify information relevant to certification. Visits construction site... more
  • 4 Days Ago

  • Metropolitan St. Louis Sewer District Saint Louis, MO
  • Essential Functions: Set up and operate modern survey equipment used in performing field survey work. Record instrument readings using standard survey proc... more
  • 7 Days Ago


Not the job you're looking for? Here are some other Maintenance Mechanic Helper I jobs in the St Louis, MO area that may be a better fit.

  • Maintenance Marietta, GA
  • POSITION TITLE: Maintenance Helper JOB CODE: 456J DIVISION: Operational Support SALARY SCHEDULE: Classified Hourly DEPARTMENT: Maintenance Services WORKDAY... more
  • 10 Days Ago

  • Maintenance New Baltimore, MI
  • Position: Mechanic Hours: Full time, may include nights and weekends Summary Under general supervision, performs technical and semi-skilled maintenance and... more
  • 14 Days Ago

AI Assistant is available now!

Feel free to start your new journey!