Operations Technician (Water Cluster), Based in Jurong Island

Sembcorp Utilities; Singapore; On-site; SGD 42,000 - 64,000; Full time

Job summary

Sembcorp Utilities, based at Jurong Island, Singapore, is seeking an Operations Technician (Water Cluster) to operate the Water/Wastewater Plant and ensure compliance with contract and NEA specifications.

You will work closely with the Operation Engineer, coordinate with control rooms, manage maintenance and safety procedures, and contribute to energy transition through reliable plant operations.

Qualifications

• Diploma with knowledge of water or wastewater treatment.
• Minimum of two years in plant operations related to water or wastewater treatment.
• Familiarity with PTW and LOTO systems is beneficial.

Responsibilities

• Operate Water/Wastewater Treatment Plant to meet contract and NEA specs.
• Maximize plant availability following SOPs and meeting specifications.
• Coordinate with customers’ control rooms on water/ wastewater flow and quality.
• Enforce HSE with PTW and site inspections.
• Manage maintenance via PTW and inspections.
• Report process upsets to the Operation Engineer and assist troubleshooting.
• Perform line tracing and understand plant process flow.
• Maintain logs, shift reports, and daily records accurately.
• Possess knowledge of PTW and LOTO systems.

Skills

Water/Wastewater ops

Education

Diploma in Water/Wastewater Treatment

Job description

Operations Technician (Water Cluster), Based in Jurong Island Singapore, West, Singapore 5 - 10 Years Permanent

Job Description

About Sembcorp

Sembcorp is a leading energy and urban solutions provider headquartered in Singapore. Led by its purpose to drive energy transition, Sembcorp delivers sustainable energy solutions and urban developments by leveraging its sector expertise and global track record.

Join us in shaping a sustainable energy future

Drive Asia’s energy transition with us! Our Gas & Related Services segment is a key growth engine, delivering reliable and efficient energy to industries and communities across multiple countries. We support Asia’s growing energy needs while advancing the shift to a lower-carbon future.

• - To operate Water / Wastewater Treatment Plant and to ensure that the Plant always meets customers’ contract requirements and NEA discharge or water product specifications
• - Maximize the Plant availability and reliability by following SOPs and meeting customers’ contract requirements and NEA discharge or water product specifications
• - Coordinate with customers’ control rooms on compliance of water/ wastewater flow and quality.
• - Enforce HSE within the Plant through PTW and physical inspection
• - Manage all maintenance works within the Plant through PTW and physical inspection
• - Follow and enforce SOPs / SWPs at all times when working in the plant
• - Report to the Operation Engineer any process upsets and malfunction of equipment. Where the Plant Engineer is not available, will seek for the assistance of the Lead / Senior Lead Technician for troubleshooting and/or mitigating of the process impact
• - Complete the line tracing of the plant and understanding the plant process flow
• - Knowledge of first line maintenance, for instance, comparing portable and online measurements, topping up demineralized water for TOC analyzer etc
• - Knowledge of tracking the critical equipment and Tank list, valve list and instrument list, informing the engineers if the equipment and Tank, instruments, valves or any associated items required preventive or corrective maintenance
• - Raise maintenance notifications via SAP whenever an equipment fault is observed
• - Knowledge of Permit-to-Work (PTW) system and Lock-Out-Tag-Out (LOTO) system
• - Fills up log sheets, shift reports, and daily reports accurately
• - Carry out plant mechanical routine duties diligently. This also includes housekeeping within the plant premises
• - Carry out plant sampling and measurement duties in a timely and accurate manner
• - Highlight to the Operation Engineer when there is low inventory of chemicals and logistics
• - Successful candidate can be appointed as part of the Company Emergency Response Team (CERT) (training will be provided)

Qualification, Skills & Experience

• - Diploma with knowledge of Water or Wastewater treatment will be an advantage
• - Minimum of two years of experience in plant operations relating to Water or Wastewater treatment

Our Culture at Sembcorp

At Sembcorp, our culture is shaped by a strong set of shared behaviours that guide the way we work and uphold our commitment to driving the energy transition.

We foster an institution-first mindset, where the success of Sembcorp takes precedence over individual interests. Collaboration is at the heart of what we do, as we work seamlessly across markets, businesses, and functions to achieve our goals together. Accountability is a core principle, ensuring that we take ownership of our commitments and deliver on them with integrity and excellence. These values define who we are and create a workplace where our people can thrive while making a meaningful impact on driving energy transition.

Join us in making a real impact!

Job Snapshot

Updated Date

17-09-2026

Job ID

Job ID4265

Department

O&M (E&U), Sakra Energy & Utilities Cluster