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PUB, The National Water Agency

Engineer/Executive Engineer Cybersecurity and System Control (PLC / SCADA)

PUB, The National Water Agency

Permanent/Contract

Closing on 09 Oct 2025

What the role is

As an Engineer/Executive Engineer Cybersecurity and System Control (PLC / SCADA) in the Changi Water Reclamation Plant, you will be part of the team responsible for the treatment of used water to quality suitable for NEWater production and for safe discharge to the sea. We are looking for motivated individuals to join us.

What you will be working on

Your job role will include but are not limited to the following: • Supervise and manage contractors involved in SCADA and PLC installation, servicing, and maintenance • Install, configure, and maintain SCADA servers and client workstations, including platforms such as Intellution iFIX and Inductive Automation Ignition SCADA • Install, program, and maintain Programmable Logic Controllers (PLCs) from brands such as Schneider, Siemens, and Mitsubishi • Integrate and connect field instruments with PLCs and SCADA systems, ensuring seamless data acquisition and control • Investigate and troubleshoot faults in SCADA servers, workstations, and PLCs, ensuring timely resolution • Perform regular backups and recovery procedures, security patches and firmware upgrades for PLC and SCADA equipment to ensure system reliability and security • Implement, maintain, and manage additional applications or systems as needed to enhance automation and cybersecurity resiliency

What we are looking for

• Degree in Engineering (Electrical disciplines) or equivalent • Relevant work experience in instrumentation, control, and automation, including PLCs, field instruments, and SCADA systems, and implementing cybersecurity solutions for SCADA and PLCs will be advantage • Comfortable with working in a used water treatment plant environment • Independent, result-oriented and self-driven team player with good communication skills. • Respond to urgent situations outside normal working hours

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.

About your application process

This job is closing on 09 Oct 2025.

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.