Demo

Wastewater Operator I - Plant

City of Wentzville
Wentzville, MO Full Time
POSTED ON 10/26/2026
AVAILABLE BEFORE 2/7/2027

The City of Wentzville is seeking a motivated and dependable individual to join our team as a Wastewater Operator. In this role, you will assist with the daily operations and basic maintenance of the Water Reclamation Center and Wastewater Division facilities. This position plays a key part in protecting our community’s water resources and supporting the City’s environmental and public health standards.

Key Responsibilities

  • Assist with daily system inspections, preventative maintenance, and repairs at the Water Reclamation Center.
  • Perform custodial duties and grounds maintenance at all Wastewater Division facilities.
  • Operate vehicles and heavy equipment including front-end loader, skid loader, telehandler forklift, tanker truck, dump truck, and agricultural tractors with biosolids application equipment.
  • Support the Biosolids Management Program by operating dewatering and application equipment, performing soil sampling, and ensuring compliance with DNR and EPA regulations.
  • Assist with daily water sample collection and laboratory procedures.
  • Provide professional, respectful, and positive customer service in all interactions.
  • Ensure safe work practices and compliance with City and departmental policies.

Additional Duties

  • Participate in an on-call rotation and respond to after-hours emergencies (30-minute response time required).
  • Assist with winter storm operations, including plowing snow and spreading salt, on a 24-hour call basis (full-time only).

The City of Wentzville is committed to being an employer of choice, offering prosperous and meaningful career opportunities and flexibility. The City offers excellent benefits, including health, vision, dental, employer-paid life insurance, long-term disability, a retirement pension, 13 paid holidays, five personal days, vacation time, sick time, tuition reimbursement, an employee assistance program, a discounted recreation center membership and much more.

To see the full Job Description, Click Here.

This job posting will remain open until filled.

Job Qualifications – Education, experience, and training that are required or desirable in order to effectively perform the job at the time of hire. An equivalent combination of education, training, and experience will be considered. Additional requirements and/or substitutions may be requested and require the approval of HR.

  • Minimum one year of experience in inspection and operation of wastewater treatment operations and equipment, or other relevant experience required.
  • Job-relevant certification/license, vocational/technical program completion, or completion of apprenticeship preferred.
  • Prior equipment operating experience desired.
  • MODNR Wastewater Treatment Operator Class D Certification preferred, or the ability to obtain within 180 days of employment required.
  • Valid Class A CDL with airbrakes and tanker endorsement preferred, or the ability to obtain within 180 days of employment required.
  • Valid driver’s license required.

Knowledge, Skills, and Abilities – May be representative, but not all-inclusive, of those knowledge, skills, and abilities commonly associated with this position.

  • Knowledge and general understanding of the functions of the Water Reclamation Center, and all Wastewater lift stations.
  • Ability to provide exceptional service to internal and external customers.
  • Ability to communicate effectively and professionally with supervisors, co-workers, and customers by telephone, in writing and in person.
  • Ability to use good judgment and think rationally in difficult or stressful situations.
  • Ability to develop goals and plans to prioritize, organize, and accomplish work, as well as concentrate on multiple tasks simultaneously.
  • Ability to work under direct supervision and collaboratively in a team environment.
  • Ability to follow standard operating procedures and systems to accomplish tasks.
  • Basic knowledge in the use of general computer programs and applications including email and mobile apps
  • Ability to understand and carry out written and oral instructions.
  • Ability to safely drive vehicles used to transport materials, tools, and equipment
  • Regular attendance is a necessary and essential job duty. Job requires being reliable, responsible, and dependable.

Salary : $28

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 Wastewater Operator I - Plant?

Sign up to receive alerts about other jobs on the Wastewater Operator I - Plant career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$38,761 - $56,814
Income Estimation: 
$50,084 - $69,688
Income Estimation: 
$38,761 - $56,814
Income Estimation: 
$50,084 - $69,688

Sign up to receive alerts about other jobs with skills like those required for the Wastewater Operator I - Plant.

Click the checkbox next to the jobs that you are interested in.

  • Account Reconciliation Skill

    • Income Estimation: $36,960 - $49,500
    • Income Estimation: $38,472 - $48,468
  • Carpentry Skill

    • Income Estimation: $45,665 - $61,386
    • Income Estimation: $54,361 - $72,537
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 City of Wentzville

  • City of Wentzville Wentzville, MO
  • The City is seeking a dedicated and experienced Senior Horticulture Technician to join our team. This senior-level field position is responsible for perfor... more
  • 4 Days Ago

  • City of Wentzville Wentzville, MO
  • The Administrative Associate provides receptionist and clerical support to the Community Development office, performing a wide variety of tasks to assist w... more
  • 10 Days Ago

  • City of Wentzville Wentzville, MO
  • Wastewater Operator I - Plant (58844) Water Reclamation Center - Wentzville, MO 63385 Overview Salary Range $28.00 - $28.00 Hourly Position Type Full Time ... more
  • 14 Days Ago


Not the job you're looking for? Here are some other Wastewater Operator I - Plant jobs in the Wentzville, MO area that may be a better fit.

  • Liquid Brand Saint Louis, MO
  • Wastewater Plant Operator. Your primary responsibility will be to treat wastewater, determine water quality, and release treated water to city publicly own... more
  • 26 Days Ago

  • City of Wentzville, Missouri Wentzville, MO
  • The City of Wentzville is seeking a motivated and dependable individual to join our team as a Wastewater Operator. In this role, you will assist with the d... more
  • 4 Days Ago

AI Assistant is available now!

Feel free to start your new journey!