Maintenance Assistant

JOB DESCRIPTION

1. Plant Operation

• Operate treatment units (screens, grit chamber, aeration tank, clarifier, filters disinfection system).
• Control pumps, blowers, valves, and chemical dosing systems.
• Monitor flow rates, pressures, DO, pH, ORP, MLSS, sludge levels.

2. Monitoring & Sampling

• Collect wastewater and sludge samples.
• Perform basic lab test (pH, COD, BOD, TSS, ammonia, Chlorine residual).
• Record daily operational data and readings.
• Identify abnormal trends and process upsets.

3. Maintenance

• Clean screens, tanks, filter press machine and surroundings
• Coordinate with maintenance contractor if required.

4. Sludge Management

• Monitor sludge wasting rates.
• Operate sludge dewatering equipment (filter press machine).
• Handle sludge disposal and documentation for schedule waste.

5. Compliance & Safety