As an Assistant Engineer/Senior Assistant Engineer (Plant Integration) at the Changi Water Reclamation Plant, you will play a vital role in supporting the integrated operation of the plant to treat used water, produce high quality NEWater, and ensure safe discharge to the sea.
You will work closely with the Operations & Maintenance and Project team to enhance operational effectiveness, and contribute to a safe, reliable, and collaborative work environment. We are looking for motivated individuals to join us. Your main responsibilities are:

PUB, The National Water Agency
Sr/Asst Engineer, Integrated Services, CWRP, WRP
Permanent/Contract
Closing on 25 May 2026What the role is
What you will be working on
Integrated Facilities Management (IFM)
• Monitor and facilitate IFM service delivery in accordance with contract specifications and site operational requirements.
• Coordinate and follow up on corrective actions arising from inspections, feedback, complaints, or service lapses to ensure timely resolution.
• Participate in regular IFM coordination meetings and prepare updates, reports, and maintenance or performance records.
• Support the planning, coordination, and management of renovation and refurbishment works within the plant environment.
Physical Security and Access Management
• Assist in the implementation, monitoring, and periodic review of plant security systems, access controls, and security procedures.
• Support supervision and coordination of security personnel and maintenance/service contractors involved in security systems.
• Coordinate with internal departments and external agencies on security related matters, incidents, and improvement measures.
• Ensure compliance with organisational policies, security standards, and relevant regulatory requirements.
Development and Expansion Works
• Coordinate with project teams on construction activities, work schedules, site access arrangements, and operational constraints within a live plant environment.
• Review project proposals, drawings, and plans from an operational, facilities, and security integration perspective.
• Support testing, commissioning, handover, and defect rectification of new or upgraded facilities to ensure operational readiness and safety.
What we are looking for
• Diploma in Engineering (e.g. Civil, Mechanical, Electrical & Electronic) or equivalent
• Good analytical, documentation, and communication skills.
• Independent, result-oriented and self-driven team player
• Comfortable with working in used water environment and physically able to perform site works
Work Location
Changi Water Reclamation Plant
About your application process
This job is closing on 25 May 2026.
If you do not hear from us within 4 weeks of the job ad closing date, we seek your understanding that it is likely that we are not moving forward with your application for this role. We thank you for your interest and would like to assure you that this does not affect your other job applications with the Public Service. We encourage you to explore and apply for other roles within PUB, The National Water Agency or the wider Public Service.
About PUB, The National Water Agency
PUB is an organisation that is recognised internationally for good water management. PUB won the 2007 Stockholm Industry Water Award and was named Water Agency of the Year 2006 in the international Global Water Awards. In 2008, PUB was awarded the Singapore Quality Award for business excellence. NEWater, Singapore's high-quality reclaimed water, also clinched the 'Environmental Contribution of the Year' at the Global Water Awards 2008. At PUB, the national water agency, you will enjoy opportunities to build a clear future for the water industry.
Learn more about PUB, The National Water Agency