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Water Treatment Operator

Operational Technical Services
Maricopa, AZ Full Time
POSTED ON 12/21/2025
AVAILABLE BEFORE 1/20/2026

Operational Technical Services (OTS) is one of the fastest growing private water and wastewater utility staffing providers in the country. We provide certified water treatment, distribution, wastewater treatment, collections, engineering, laboratory, water quality, maintenance, and training professionals to municipalities, special districts, and private utilities throughout the country. OTS offers temporary, temp to hire, direct hire and emergency on-call opportunities including great benefits.


POSITION: Wastewater Operator II, III


LOCATION: Maricopa County, AZ


SCHEDULE: Multiple Shifts Available


PAY RATE: $25 - $35


In this role, you will work under the direct or general supervision of the Lead Operator and Plant Manager. The applicant will learn and perform a variety of operational duties to control the processing of wastewater and effluent. Regulating influent and effluent flows within the system; monitoring the operation of a variety of wastewater treatment plant equipment, assisting with basic laboratory testing, sample collection and performing other related duties, as assigned. You will also perform preventative/corrective maintenance in support of the wastewater treatment plant.


ESSENTIAL JOB DUTIES:


  • Ensure permit compliance with environmental and public health & safety standards. This includes monitoring plant conditions and executing process control changes, as needed, to optimize treatment efficiency.
  • Operate valves, pumps, and automated controls to regulate the flow of wastewater throughout the treatment plant.
  • Perform preventive and corrective maintenance on a variety of treatment plant equipment, such as electric motors, electric powered pumps, air compressors, emergency systems, pressure and flow regulators, analyzers, chemical feed systems, and aeration blowers. MBR & UV disinfection systems experience is a plus.
  • Monitor, observe, and interpret operating conditions and performance and initiate corrective action.
  • Review and analyze automated information and control system data.
  • Perform laboratory and process tests and interpret results to optimize plant performance and makes appropriate process control changes.
  • Maintain accurate records, including calculating flow rates and the daily use of chemicals, gauge and meter readings, and completing required monthly inspections.
  • Use a variety of hand and power tools and laboratory testing equipment.
  • Perform a variety of custodial and housekeeping duties.
  • Provide direction and training to less experienced staff related to plant operations.
  • Participate in emergency response.
  • Perform other related duties as assigned.


REQUIREMENTS:


  • Possess and maintain, as a minimum, a valid Arizona Wastewater Treatment Plant Operator’s Certification (grade 3 or higher).
  • Minimum of five years of professional experience in the operation and maintenance of a water or wastewater treatment facility is desired.
  • Proficiency with computers and mobile devices, including an ability to work with: SCADA, Microsoft Word, Excel, Maintenance Management Programs, and other site-specific systems.
  • High School Diploma or Equivalent.
  • Applicant must possess a valid CA Class C Driver’s License.


MUST HAVES FOR ROLE:


  • Utility Pants: Employees must wear durable utility pants suitable for the work environment.
  • Safety Shoes: Steel-toed or other appropriate safety shoes are mandatory to protect against workplace hazards.
  • Candidates must consent to and pass a background check and drug screening as part of the hiring process.
  • Must be legally authorized to work in the United States.


Operational Technical Services, (OTS), is an Affirmative Action/Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, colors, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.

Salary : $25 - $35

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