WRF Operator II or III
Hiring Agency: City of Gainesville
Ends: July 16, 2018
Full Time
| CITY OF GAINESVILLE, GA invites applications for the position of: WRF Operator II or III |
| SALARY: | $14.22 - $22.05 Hourly $29,577.60 - $45,864.00 Annually |
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| OPENING DATE: | 01/03/18 |
| SUMMARY: | |
| Position will be filled based upon applicant's certifications. WRF Operator II Operates the WRF on a daily basis, monitoring all equipment and performing chemical analysis as necessary to assure the effluent released from the plant is clean, environmentally safe and within discharge permitted allowances. WRF Operator III Operates various types of equipment and performs chemical analysis tests to assure the effluent released back to Lake Lanier is clean and environmentally safe. |
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| JOB DUTIES: | |
| WRF Operator II Change flow charts daily and records digester levels and flow. Checks influent flow and bar screen; cleans screen as necessary; drains water traps and checks heat exchanger at digester. May monitor central computers to assure flow of influent is not blocked at any lift station; reports any backup and assists with clean up if possible. Assures all belts, rotors, drums, chains, augers, adjusters, dampers, bearings, rollers and switches are in proper working order; performs preventive maintenance such as changing oil, draining for cleaning, greasing fittings, etc. Operates, calibrates and maintains Dissolved Air Flotation (DAF) solids separators; collects samples; runs tests such as solids, nitrates, pH, alkalinity, and jar tests; record all levels of various units; make necessary adjustments in chemicals; send samples to the Central Lab for analysis. Operates and calibrates sludge press equipment; mixes polymer and adjusts feed rate after the sludge solids test has been run; insures the proper filtrate level is maintained; greases rails, changes belts, and cleans press as needed. Monitors and responds to all functions of the SCADA system, to include properly reporting and logging all alarms. Performs pH tests on septic tank loads according to plant standard operating procedures. Routinely collects samples from preliminary, primary and secondary solids removal units; performs spin, settleometer, pH, chlorine, and sludge blanket analysis. Interprets results and makes changes in operations as needed; checks equipment and corrects problems as needed. Cleans drying beds; pumps sludge from the sludge boxes as needed. Assists with operations of the sludge press as necessary; fills in for absent operators. Performs other related duties as required. Employee subject to recall to duty in cases of emergency. WRF Operator III Changes flow charts daily and records levels in digester, flow, and chlorine. Checks influent flow and bar screen; cleans bar screen if a lot of trash has built up; drains water traps and checks heat exchanger at digester. May monitor central computers to assure flow of influent is not blocked at any lift station; reports any backup and assists clean up if possible. Assures all belts, rotors, drums, chains, augers, adjusters, dampers, bearings, rollers and switches are in proper working order; performs preventive maintenance such as changing oil, draining for cleaning, greasing fittings, etc. Operates, calibrates, and maintains Dissolved Air Flotation Solids Separators; collects samples; runs tests such as solids, nitrates, pH, alkalinity, and jar tests; record all levels of various units; makes necessary adjustments in chemicals in the water; sends some samples to the Central Lab for analysis. Operates and calibrates equipment on presses; mixes polymer and adjusts feed rate after the sludge solids test has been run; insures the proper filtrate level is maintained; greases rails, changes belts, and cleans presses as needed. Monitors and responds to all functions of the SCADA system, to include properly reporting and logging all alarms. Performs pH tests on septic tank loads in order to accept or reject loads according to plant operating procedures. Collects samples including preliminary, primary and secondary solids removal units; performs spin, settleometer, pH, chlorine, and sludge blanket analysis: interprets analysis results and makes changes in operations as needed; checks equipment and corrects problems as needed. Cleans drying beds; pumps sludge from the sludge boxes as needed. Assists with operations of the presses as necessary; fills in for absent operators. Performs other related duties as required. Employee subject to recall to duty in cases of emergency. |
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| MINIMUM QUALIFICATIONS: | |
| WRF Operator II Education and Experience: High School Diploma or G.E.D. Six months as WRF Operator III. Any equivalent combination of education and experience which provides the minimum level of qualifications stated above. Licenses and Certifications: Class II Georgia Wastewater Treatment Operator License. Valid Class C Driver's License and a satisfactory Motor Vehicle Record (MVR). Knowledge, Skills, and Abilities: Knowledge of plant operations and effects of weather conditions on the treatment of wastewater. Knowledge of federal, state, and local rules and regulations regarding the discharge of wastewater effluent into local streams and lakes. Knowledge of activated sludge and biological treatment of water. Knowledge of operating procedures and repair of equipment including presses, aeration basins. Knowledge of safe procedures, and techniques in handling dangerous chemicals. Ability to perform chemical analysis tests and interpret results. Ability to lift up to fifty (50) pounds. Ability to climb up to Seventy (70) stairs 05/08. WRF Operator III Education and Experience: High School Diploma or G.E.D. Six months experience as a WRF Trainee or previous experience as a state certified wastewater operator. Any equivalent combination of education and experience which provides the minimum level of qualifications stated above. Licenses and Certifications: Class III Wastewater License. Valid Class C Driver's License and a satisfactory Motor Vehicle Record (MVR). Knowledge, Skills, and Abilities: Knowledge of activated sludge and biological treatment of water. Knowledge of operating procedures and repair functions of equipment including presses, aeration basins, trickling filters, narobic digesters, SCADA system, DAF Unit, etc. Knowledge of the tests used to determine the amount of chemicals present in water. Knowledge of the procedures, techniques, and safety precautions in handling dangerous chemicals. Ability to perform chemical analysis tests and interpret results. Occasional lifting of up to fifty pounds. Ability to climb up to 70 stairs 05/08. |
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| SUPPLEMENTAL INFORMATION: | |
| This position is classified as safety-sensitive. Incumbent will be subject to random drug/alcohol testing. This class specification should not be interpreted as all inclusive. It is intended to identify the major responsibilities and requirements of this job. The incumbents may be required to perform job-related responsibilities and tasks other than those stated in this specification. WRF Operator II
WRF Operator III
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| APPLICATIONS MAY BE FILED ONLINE AT: http://www.gainesville.org P.O. Box 2496 Gainesville, GA 30503 770.535.6865 jobs@gainesville.org |
Position #00072 WRF OPERATOR II OR III AT |
