Duties

Processes surface water with different chemical, biological and physical processes to achieve a product meting State and Federal primary and secondary drinking water standards.

Collects routine samples and performs chlorin, pH, and Nephelometric Turbidity Unit (NTU) testing and collects NPDES samples.

Performs backwashing or filter beds as needed based on time, headloss or NTU breakthrough.

Adjusts and changes all chemical feeds based on parameters per treatment processes as required by the Chief Operator.

Operates and confirms pump settings and chemical feed rates for treatment and unit processes.

Records and enters data on daily log sheets of routine tests, chemical feed rates, surface water and finished water pump rates.

Maintains plant security by monitoring security cameras and verifying buildings are locked to protect the public water supply.

Monitors SCADA for plant and distribution systems to verify safe operations and security.

Performs calibration on NTU, Cl2, pH and other instrumentation as assigned.

Performs other duties as assigned and assists other employees as required.

Job Requirements

Incumbent is required to pass the State WT-5 examination withing eighteen months of placement to become a certified water treatment plant operator. A minimum score of 60 on the State certification test is required within twelve months from the date of hire to retain position. An Associate’s degree in Biological Science is preferred. An applicant without an Associate’s degree will be required to pass the WT5 operator certification in nine months. Three years of work experience and a WT5 operator certification will meet the qualification requirements.

Works any shift, overtime, weekends and holidays as required.

Must be able and agreeable to work a reasonable amount of overtime weekly.

Must possess and maintain a valid Driver’s license.

Skills and Knowledge

Incumbent must be able to understand work processes, methods, and use of equipment and machinery.

Must have basic math and computational ability and a high degree of organizational skills

Must be able to exercise independent judgement and respond to emergency situations, selecting approp0riate methods and procedures.

Responsibility, Physical Effort and Work Environment

Work is performed under moderate supervision with incumbent reporting to the Chief Operator.

Physical effort is regularly exerted for prolonged periods. Effort involves moderate lifting, pushing, pulling, reaching and bending.

Must possess good manual dexterity. In addition, must meet and/or perform all established physical requirements.

Moderate exposure to temperature and all types of weather conditions. Occasional exposure to hazardous work conditions including noise, fumes, height, slippery surfaces, confined spaces, and moving parts.

Work environment involves exposure to potentially dangerous materials and situations that require following extensive safety precautions and will include the use of protective equipment.

Position : 000011401

Code : 1-70

Type : INTERNAL & EXTERNAL

Location : WATER FILTRATION

Posting Start : 08/03/2026

Posting End : 12/31/9999

Salary: $27.11-$30.17

Evansville Water and Sewer Utility

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OPERATOR WATER FILTER PLANT