Wastewater Technician (La Digue) 76 views

The Public Utilities Corporation is committed to building a diverse and inclusive workforce. We welcome applications from qualified individuals of all genders and backgrounds.

Post Title: Technician (La Digue)

Division: Wastewater

Job Description

Purpose:

To operate, monitor and maintain the sewerage treatment plant, pump stations and sewer network for safe, continuous and compliant wastewater treatment.

Duties and Responsibilities

• Operate and monitor all STP processes, equipment, flows, levels and treatment performance per operating procedures.
• Operate screening, de-gritting and preliminary treatment equipment.
• Monitor the air supply, mixers in anoxic and aerobic tanks, RAS and internal recycle flows, sludge levels, sludge withdrawal and recycling, and scum accumulation in settling tanks.
• Operate sludge thickening, dewatering and handling systems.
• Prepare and adjust chemical dosing (lime, ferric chloride and others), monitor chemical stocks and report  shortages or abnormal use.
• Operate and monitor UV disinfection and ensure effective disinfection of effluent.
• Prepare sites and trenches for pipe laying, and assist pipe fitters with fitting and installation.
• Attend customer complaints, blockages, breakdowns and emergencies.
• Monitor sewerage quality in all compartments, and collect influent, effluent and sludge samples per sampling program.
• Carry out basic field tests, monitor pH, dissolved oxygen, flow, levels, turbidity and disinfection efficiency, and report abnormal discharge.
• Record flows, operating hours, chemical use, sludge production and test results accurately in logbooks and computer records.
• Identify and promptly report faults, alarms, leaks, odours and abnormal process conditions.
• Clean underground and above-ground pump stations, take regular operational readings, and carry out routine inspections, cleaning and basic preventive maintenance of pumps, mixers, blowers, air supply systems and other equipment to ensure they operate efficiently and within the required limits.
• Keep screens, channels, tanks, equipment and compounds clean and in good condition.
• Assist maintenance staff and contractors with the commissioning and testing of new equipment, and with optimization to improve performance and reduce energy and chemical use.
• Handle chemicals, sludge and wastewater per approved procedures, use PPE at all times, and follow confined space, chemical handling, electrical and other safety procedures.
• Report unsafe conditions, incidents, near misses and environmental concerns.
• Assist with response to equipment failures, power interruptions, high-flow events and other emergencies.
• Able to work shifts, weekends and public holidays; physically fit for wastewater work.

Job Requirements

Qualification and Experience

• Minimum S5, able to read, write and communicate effectively in English.
• Basic computer literacy and ability to enter and retrieve operational data.
• Ability to understand operating procedures, work instructions, safety procedures and plant diagrams.
• Basic understanding of wastewater treatment, and previous experience in sewerage and wastewater, pump stations, industrial plants or similar environment, would be an advantage.

Knowledge and Skills

• Knowledge of wastewater treatment processes, biological treatment and activated sludge systems.
• Understanding of the operation and maintenance of pumps, blowers, mixers and other mechanical equipment, including sludge handling and dewatering.
• Knowledge of chemical dosing, UV disinfection, basic sampling and testing procedures.
• Basic understanding of plant instrumentation, operational alarms and troubleshooting of equipment and
  process abnormalities.
• Knowledge of occupational health and safety requirements, environmental protection measures and
  pollution prevention practices.

How To Apply

Interested candidates should Sign-up or login to apply now or should forward their applications on the prescribed form (which can be downloaded from the PUC website www.puc.sc or collected at the Reception Desk at Maison De Malavois, Bois De Rose Avenue or at the PUC Praslin Office, Baie Ste Anne), with a covering letter including certificates and references to:

The Human Resources Manager

Public Utilities Corporation

Maison De Malavois

PO Box 174

Mahé

or via email to [email protected] not later than: Wednesday 18th November 2026.

Note:

In order to increase your chances of a successful selection, kindly ensure that your application is complete and that all relevant information such as your qualifications have been provided with your application.   Otherwise, the Employer reserves the right not to consider your application for selection.