The position reports to the Estate Maintenance Supervisor – Water Services. The successful candidate will be responsible for ensuring that consumers are supplied with quality domestic water which conforms to both NWASCO and WHO portable water standards to prevent outbreaks of water borne diseases.

KEY PERFORMANCE AREAS

Ensuring that the chemicals for water purification are dosed to the incoming raw water before it goes into the settling tank.
Draining and cleaning the settlers to remove settled flocs in the settling tank to ensure that there are no carryovers into the filters due to high flock bed on a daily basis.
Cleaning the water collection troughs on a daily basis.
Ensuring that filters are backwashed cleaned and disinfected using chlorine daily.
Ensuring that correct quantity of disinfectant is dosed to kill germs in the filtered water.
Ensuring that there are enough tablets in the brominator by physically checking daily.
Testing residual chlorine levels hourly and recording the results in the logbook.
Taking corrective action when the figures are off the set target.
Ensuring that analytical results are communicated to the laboratory supervisor who logs them on the laboratory daily log sheet.
Pumping treated water into the storage tank and supply to the consumers as per demand.
Ensuring that water draughts pumps are put off if all the storage tanks are full and supply tanks are switched off when the storage tanks are empty.
Determine the optimum levels of the coagulant to be applied to highly turbid water as it comes to the Water Plant.

MINIMUM REQUIREMENTS

Grade 12 Certificate
Certificate in Water Supply Technology
Minimum 1 year experience in similar role