Wilkes County Schools

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Human Resources - WCS Job Descriptions » Waste Water Plant Operator

Waste Water Plant Operator


An employee in this class operates an open sand filter waste water plant and is responsible for keeping within permit discharge limits.  The employee routinely monitors the flow of waste water and chemical levels.  An employee in this class operates a low pressure pipe waste water treatment plant and maintains operations within permit discharge limits.  The employee uses mechanical and computerized gauges and equipment to monitor waste water.  An employee in this class operates a package waste water treatment plant.  Employees in this class are responsible for efficient operation of plants within waste water quality standards during their shifts.  When problems arise, an employee in this class will correct the computerized system and introduce procedural changes within industry standards and regulatory requirements. When problems arise, an employee in this class will introduce and make simple adjustments to equipment and make procedural changes within industry standards and regulatory requirements.  Errors may have serious consequences to the health and well being of the school and community, and errors may require costly procedures if water supplies are shut down.  Employees in this class receive general supervision.



Monitors and adjusts flow of waste water into sand to allow proper percolation.

Observes operation of pumps and gauges.

Checks sand bed.

Rakes sand.

Checks and fills chlorinator.

Collects waste water samples as often as required for sand filter waste water plants.

Sends samples to laboratory for analysis.

Maintains records.

Prepares reports.

Reads and records water pressure.

Performs minor maintenance on equipment.

Oversees maintenance of grounds surrounding waste water plant.

Reads gauges to determine pressure and flow of waste water.

Times release of water into fields according to soil type and condition.

Monitors waste water pressure to see that fields receive appropriate amounts of waste water.

Checks pumps, timers, and valves.

Adjusts pressure and flow of waste water using computerized control system.

Walks filter fields to check for water seepage.

Performs chemical analysis to determine bacterial count.

Maintains bacterial count at level sufficient to treat waste products.

Responds to service calls at all hours.

Performs other related work as required.



Graduation from high school with training in waste water treatment and experience in waste water plant operations.



Licensure as required by State law.



Must be physically able to operate a variety of equipment and machinery including ditchers, jack hammers, hammer drills, saws, shovels, probing rods, and various plumbing tools, etc.  Must be physically able to operate a motor vehicle.  Must be able to exert up to 100 pounds of force occasionally, and/or up to 75 pounds of force frequently, and/or 25 pounds of force constantly to move objects.  Requires the ability to climb and maneuver on ladders, scaffolding, and/or in tight spaces.

Requires the ability to read work orders, logs, diagrams, blueprints, schematics, etc.  Requires the ability to prepare activity logs and reports according to prescribed formats. 

Requires the ability to apply principles of rational systems to solve practical problems and deal with a variety of concrete variables in situations where only limited standardization exists, to interpret a variety of instructions furnished in written, oral, diagrammatic, or schedule form.

Requires the ability to inspect items for proper length, width and shape.

Requires the ability to coordinate hands and eyes rapidly and accurately in using hand tools.



General knowledge of plumbing systems, equipment, and fixtures.

General knowledge of approved plumbing methods, practices, code requirements and safety standards.

Working knowledge of the tools and equipment used in the installation and repair of plumbing systems and equipment.

Some knowledge of the occupational hazards and safety precautions of plumbing work and other trades required of the position.

Some knowledge of the maintenance requirements of plumbing and related equipment.

Ability to use and care for hand and power tools and equipment necessary to perform plumbing installation and repair tasks.

Ability to follow oral and written instructions.

Ability to perform manual labor for extended periods of time as required by work assignments.

Ability to establish and maintain effective working relationships as necessitated by work assignments.


REPORTS TO:     Director of Maintenance

FSLA STATUS:    Non-Exempt


The preceding job description has been designed to indicate the general nature and level of work performed by employees within this classification.  It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities, and qualifications required of employees in this job.