Wastewater Treatment Plant Operator

Wastewater Treatment Plant Operator

Public Works Department – Non-Exempt – Hiring Range: $26.83 to $33.54 per hour (Full Pay Range: $26.83 to $40.25 per hour). Final date to receive applications: 02/10/2026.

• Complimentary mental health and wellness services, including an Employee Assistance Program, a free subscription to Calm, and health coaching.
• Paid time off up to 20 days in the first year of employment.
• 10 paid holidays and 1 floating holiday per year.
• Free employee-only coverage for medical, dental, vision, short-term disability, and life insurance.
• Free family coverage for select medical and dental plans.
• Pension and long-term disability through the Arizona State Retirement System.
• Supplemental benefits such as deferred compensation plans and additional life insurance.

Performs assigned duties encompassing all areas of the treatment plant, including operations, laboratory analysis, maintenance, and repair of treatment plant equipment; sampling and testing; supporting projects; and other related work within the Utilities Division.

• Monitors the wastewater treatment process to ensure effluent water quality compliance is maintained.
• facility rounds to perform equipment inspections, record meter reads, and collect data.
• Collects samples of raw and treated wastewater for lab analysis.
• Conducts tests to monitor the biological process; troubleshoots process control changes.
• Monitors pump operation, records pump readings, and programs timers.
• Operates dewatering equipment; operates and maintains the recharge/reuse effluent delivery system.
• Maintains buildings and grounds; mows, pulls weeds, cleans up, paints, sweeps, mops, and dusts.
• Performs laboratory analysis.
• Performs standard microbiological and analytical analysis of wastewater samples.
• Maintains documentation as required for lab licensure; maintains daily, monthly, quarterly and annual reports.
• Assists in repairing process equipment.
• Operates backhoe and assorted pieces of machinery.
• Provides accurate documentation and computer data entry.
• Reports process and equipment failures.
• Conducts facility tours; answers or refers questions to educate the public regarding the wastewater treatment process and/or effluent delivery system.
• Assists with snow removal.
• Performs other duties as assigned.

High school diploma or equivalent required. Two years of experience in wastewater treatment plant operations, laboratory analysis, and/or maintenance is required.

Must possess an Arizona Department of Environmental Quality (ADEQ) Grade I Wastewater Treatment Plant Operator Certification or be able to obtain within one year of hire. Must obtain Grade II within 18 months of obtaining Grade I and must obtain Grade III within 18 months of obtaining Grade II.

Act with Integrity, Work as a Team, Have Personal Commitment and Loyalty, Solve Problems, Take Pride in Excellent Results, High Level of Productivity, and Being Nice.

• Knowledge of federal, state, and local rules, regulations, policies, and procedures regarding the proper methods and techniques of operating a wastewater treatment facility and compliance laboratory.
• Knowledge of various chemicals used in wastewater treatment and their volatility factors.
• Knowledge of mathematics and microbiology.
• Knowledge of occupational hazards and appropriate safety precautions.
• Knowledge of state and federal regulations, standards, and criteria regarding the reuse and recharge of effluent.
• Knowledge of wastewater equipment.
• Skill in utilizing public relations techniques in responding to inquiries and complaints.
• Skill in performing general building/grounds maintenance and repairs.
• Skill in operating and maintaining wastewater treatment plant equipment.
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Ability to perform laboratory analysis.
• Ability to follow oral and written instructions.
• Ability to establish and maintain effective working relationships with coworkers and other divisions.

• Work is performed at a plant location.
• Requires working on-call on a rotating schedule.
• Performs work in hazardous conditions including sewage; potentially infectious…