Laboratory Assistant
Vaal Central Water
Bothaville, Free State
Permanent
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Posted 16 July 2025 - Closing Date 15 August 2025

Job Details

Job Description

KEY RESPONSIBILITIES:

 

  • Take daily samples of catchments, raw, and point of use.
  • Take weekly water samples on the distribution points for analysis.
  • Carry out routine physical, chemical and microbiological analysis of water samples and upload results on the IRIS.
  • Prepare quality control solutions for testing reagents and plot quality control charts.
  • Take sample and verify sample checklist before transportation to Scientific Services.
  • Offload and handover samples to Lab personnel and sign of checklist.
  • Conduct pre-trip inspections and complete trip authorization for approval.
  • Inform the Supervisor about analysis results which do not comply with SANS 241 for drinking water.
  • Clean and maintain laboratory and chemical storage facilities, including bench, glassware and equipment.
  • Sterilize microbiological samples bottles.
  • Ensure calibration of equipment and daily verification of relevant instrumentation and report faults.
  • Take part in proficiency testing schemes (benchmarking).
  • Ensure the availability of laboratory consumables on site through procurement process.
  • Monitor filters and sedimentation tanks for quality control and reporting purposes.
  • Adhere to integrated environmental management policy for regional activities.
  • Ensure compliance with Health & Safety regulations and procedures.
  • Attend to all assignments as directed from time to time.

MINIMUM REQUIREMENTS:

 

  • Technical Grade 12/ NQF Level 3 in water and waste purification process (with Maths and Science).
  • Two years’ relevant experience in water treatment.
  • Familiar with Good Laboratory Practice (Laboratory Safety).
  • Valid driver’s license.
  • Computer Literacy.