Town of Cary, NC

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at Town of Cary, NC

Pay: $43472 to $67392/year
$43472 - $67392
Posted: 10/1/2019
Job Status: Full Time
Job Reference #: 2564660

Job Description

Overall Job Objective


This is a 12 hour shift (midnight – noon), including nights, weekends and holidays) working in OPERATIONS at the South Cary Water Reclamation Facility (SCWRF), located at 4900 West Lake Road Apex, NC 27539.

Anticipated start date: October 2019.

Performs responsible technical and skilled work in the operation and maintenance of a water reclamation plant. Employees working primarily in an operations capacity work 12-hour shifts while those primarily assigned to maintenance duties work a normal eight-hour shift.

Work is performed under the regular supervision of the Facility Operations Supervisor, or the Maintenance Supervisor.

WRF positions are "critical positions" meaning you are required to report to work during adverse weather or other emergency situations, to maintain equipment and/or assist the Division in any capacity necessary to continue Town operations. 

WRF positions are part of our established career ladder program that provides for the advancement of non-supervisory staff members in eligible positions who demonstrate increasing levels of knowledge, skills, and abilities.  Depending upon the level of attainment in the career ladder, an employee may have lead worker duties over other plant personnel.

Employees working in this class may be primarily assigned to operations, maintenance, or the laboratory. 

Regardless of the area of assignment, all employees in this classification are expected to operate the plant in a regular or fill-in capacity. The duties listed below are described as being typical of operations and maintenance.

Anticipated hiring range: $43,472.00 - $50,606.40 depending upon qualifications.

Typical Tasks


Makes regular tours of plant and checks bar screens, engines, generators, pumps, aeration blowers, filters, clarifiers, and other equipment for proper functioning;

Operates and maintains wastewater equipment used in treatment and solids handling including operating Gravity Belt Thickener (GBT); operating Biosolids Rotary Drum Drying Facility;

Performs assigned tasks related to permits and regulatory compliance including documentation, sampling, analysis, record-keeping, and reports; maintains and checks logs and records for accuracy and completeness;

Observes and collects samples of wastewater effluent for Laboratory staff to perform compliance monitoring; collects process control samples for biological, chemical, and physical laboratory tests; enters test results;

Monitors reclaimed water pumping station and tests chlorine residual;

Measures dissolved oxygen and temperature;

Wastes the prescribed amount of Waste Activated Sludge (WAS) as determined by supervisors;

Maintains records and reports;

Assists maintenance personnel when needed; performs routine janitorial duties;

Regulates and adjusts motors, pumps, blowers, and valves to meet changing operational conditions;

Cleans bar screens and washes out basins; cleans clarifiers; monitors operations of wastewater pump stations;

Monitors Chemical Feed Systems and makes adjustments as necessary;

Monitors operation of the plant through the use of specialized computer equipment, SCADA systems, and PLCs;

Performs preventive and corrective maintenance tasks on assigned wastewater treatment equipment;

Reports maintenance problems to maintenance personnel;

Performs other job-related tasks as required.


Performs regular preventive maintenance such as greasing moving parts, changing oil, checking amperages, and overall visual inspections of equipment and related parts;

Maintains the GBT and the sludge drying facility;

Participates in performing corrective maintenance procedures such as changing bearings on screens, pumps and motors, changing ultraviolet lamps and repairing the wiring harness and connectors; packs pumps, changes belts, replaces shear-pins, etc;

Retrofits plant equipment, structures, plumbing and electrical systems;

Operates various landscaping equipment and performs landscaping and grounds maintenance duties;

Collects data from preventative maintenance program and takes corrective action as required;

Troubleshoots electrical and mechanical problems; checks blueprints, electrical schematics, manuals, etc. to determine problems;

Maintains safe working environment;

Dismantles and overhauls various plant equipment such as gauges, grit collectors, conveyors, mechanical grinders, pumps, engines, and blowers, gas and air compressors, and ventilation systems; performs troubleshooting and maintenance on complex electronic systems;

Installs new equipment;

Provides assistance to higher level maintenance technicians;

Maintains records on plant operations and maintenance;

Performs skilled mechanical and electrical work in high stress, high danger situations;

Performs other job-related tasks as required.

Knowledge, Skills and Abilities

Thorough knowledge of the operating characteristics and mechanical maintenance requirements of a water reclamation facility; thorough knowledge of electrical and electronic systems; thorough knowledge of hydraulic, chemical and mechanical principles pertinent to wastewater treatment plant operations; thorough knowledge of the occupational hazards of the work and of necessary safety precautions; ability to operate a computer relative to the operation of the plant and troubleshooting malfunctions; ability to detect flaws in the operation of mechanical equipment and to determine proper remedial measures; ability to conduct routine laboratory tests; ability to understand and follow moderately complex oral and written instructions; ability to read meters and charts accurately and to maintain records of shift operations; ability to work in adverse conditions; skill in the use and care of equipment and hand tools.

Minimum and Preferred Qualifications

Graduation from high school or equivalent GED.

A Grade I Biological Wastewater Treatment Operator Certification from the State of North Carolina.

Possession of a valid, appropriate driver's license and a satisfactory motor vehicle record.

Requires drug testing and background check (which may include criminal check, education verification and credit history review) prior to employment.
Previous experience or familiarity with the tools, equipment, and/or computer systems that may be used in the operation or maintenance of a water reclamation facility.

Current possession of a Grade II Biological Wastewater Treatment Operator Certification from the State of North Carolina.