Wastewater Operator: Job Duties, Skills and Salary 2025

What Does a Wastewater Operator do?

A Wastewater Operator manages the systems that treat wastewater in municipal and industrial settings. Their primary responsibilities include operating and maintaining the equipment in wastewater treatment plants to ensure that water is treated properly before it is released into the environment or reused. Operators monitor plant processes, adjust controls, and conduct laboratory tests to verify water quality. They are also responsible for routine maintenance of pumps, motors, and other machinery, and must ensure compliance with environmental regulations and standards. This role is crucial for public health and environmental protection, requiring a detailed understanding of both mechanical and biological processes.

Wastewater Operators play a key role in managing water resources sustainably and protecting water quality for communities and ecosystems.

Key Duties & Responsibilities

Wastewater Operators in the Environmental Services field handle essential tasks and contribute significantly to achieving team and organizational goals. Here are some of their primary responsibilities:

• Operate and maintain the pumps, engines, and generators that move water or wastewater through filtration systems.
• Monitor control panels and adjust valves and gates manually or by remote control to regulate the flow of sewage.
• Observe variations in operating conditions and interpret meter and gauge readings to determine load requirements and detect malfunctions.
• Take samples and perform tests to determine the quality of water and sewage content.
• Clean and maintain equipment, tanks, filter beds, and other work areas using hand tools and power tools.
• Record data, such as chemical feed rates, volumes, and concentrations of feeds, or malfunctions.
• Follow procedures for emergency response and spill containment.
• Train and supervise junior operators and support staff.

How to Become a Wastewater Operator

Launching a career as a Wastewater Operator requires a specific education. We outline the essential qualifications, skills, and steps to enter this field.

Qualification

• High school diploma or equivalent; additional technical training or certifications in water treatment or a related field is preferred.
• State certification for wastewater treatment plant operation which typically involves completing specified courses and passing an exam.
• Knowledge of public safety and security regulations and procedures.
• Physical stamina and strength for manual labor tasks.
• Ability to understand technical manuals and schematics for operation and maintenance of equipment.

Requirements & Skills

• Strong attention to detail to ensure proper treatment processes and compliance with environmental regulations.
• Good problem-solving skills to diagnose and fix equipment issues and process disruptions.
• Ability to work independently and make decisions in high-pressure situations.
• Excellent communication skills for reporting and coordinating with supervisors, peers, and subordinates.
• Technical skills to operate complex machinery and perform routine maintenance.

Wastewater Operator Salary Guide

Wondering what Wastewater Operators earn? Explore salary ranges by experience, and career tips to maximize your earning potential.

The average salary for a Wastewater Operator in the U.S. is approximately $48,000 per year and can vary from entry-level to senior positions. Wastewater Operators may receive a wide range of benefits.

Wastewater Operator Salary Career Steps

Level	Experience	Avg. Salary per Year
Veteran	20+ years	$60,000
Senior	11+ years	$52,800
Experienced	6-10 years	$48,000
Mid Level	3-5 years	$43,200
Entry Level	0-2 years	$36,000

How to Advance Your Career

Wastewater Operators can advance to supervisory or managerial roles within municipal water treatment centers or private water service companies. With further training and certification, they may specialize in areas such as hazardous waste management or public health and safety. Some may also move into related fields, such as environmental science or public administration.

Typical Work Environment

Wastewater Operators typically work in wastewater treatment plants, both indoor and outdoor settings, which can be noisy and sometimes odorous. They may be exposed to hazardous conditions and materials, requiring the use of protective gear. Shift work is common, as facilities operate 24/7, and operators may be on call for emergencies.