OT Maintenance Engineer

Water Corporation is recognised globally for our performance and innovation to secure water supplies for Western Australia in a changing climate. We’re driven to manage water services sustainably to make WA a great place to live and invest. A role at Water Corporation can unlock the door to ongoing long term career development opportunities; we also support training and development, flexible work arrangements, health and lifestyle programs and generous company benefits. If you share our commitment, then consider Water Corporation as the next step in your career.

About the role

We are seeking two Operational Technology (OT) Engineers for fixed‑term 18‑month contracts to deliver specialist alarm management improvements across our operational assets.

Our Integrated Operations team is currently operating under high alarm loads, and these roles are central to reducing alarm volume, improving alarm quality, and supporting safer and more effective plant operation.

You will work hands‑on within SCADA and PLC systems, implementing sustainable improvements to poorly performing alarms. Your work will deliver immediate, measurable reductions in alarm loads, while also embedding long‑term alarm management improvements.

The positions are based in the Perth metropolitan area, with regular travel to regional Western Australia to support on‑site diagnostics, upgrades, and commissioning.

Real benefits that matter

• Real flexibility with options to work from home or negotiate flexible work hours
• An additional 2 well-being days each year
• Access to long service leave pro rata after 3 years of service
• Generous co-contribution superannuation scheme, which offers up to 16%. This includes an 12% standard employer contribution, plus an additional 2% employer co-contribution that matches your own 2% contribution
• Purchase additional leave of up to 12 weeks or work 4 years at a reduced salary and take the fifth year off as paid leave

Discover more benefits we offer to support the unique and individual ways our employees live.

What the role will involve

• Work under the direction of a Lead Engineer to implement PLC and SCADA alarm improvements
• Actively contribute to a multidisciplinary team focused on alarm reduction and operational performance
• Hands‑on configuration and optimisation across SCADA, PLCs, telemetry, and industrial networks
• Participation in alarm management and alarm rationalisation workshops
• Identification and implementation of long‑term fixes for nuisance, standing, and poorly performing alarms
• Travel regularly to regional WA to support on‑site configuration changes
• Support sustainable alarm management practices through documentation and change management

Key skills and experience

Essential:

• Demonstrated experience in alarm management practices, aligned with ISA‑18.2
• Strong engagement and communication skills, with the ability to collaborate with operational and engineering teams
• Experience across the OT lifecycle, including design, configuration, commissioning, and operational optimisation
• Understanding of engineering documentation and management of change (MOC) processes
• Willingness and ability to travel regularly to regional Western Australia

Highly Regarded:

• Experience with major OT platforms, particularly Schneider Electric and Siemens S7 / TIA Portal
• Experience in water treatment or similar critical infrastructure environments
• Exposure to industrial communications and protocols, including:
• DNP3
• Modbus (Serial / TCP)
• TCP/IP networks

Apply: If you are interested in the above opportunity, please submit a covering letter and resume that best demonstrates your ability to meet the requirements of the role.

As part of the recruitment process you may be required to complete pre-employment screening which may include a medical, qualification check, police clearance and Australian working rights check.

Applications close Wednesday 27^th May 2026

Our commitment to a diverse and inclusive workplace

Diversity and inclusion are more than words. They guide us on building a thriving workforce that reflects the diversity of our customers and our community. 

We encourage applications from every background, including Aboriginal and Torres Strait Islander people, people with disability, women, youth, LGBTQIA+ folks and people from culturally and linguistically diverse backgrounds. 

We are committed to ensuring an accessible and inclusive work environment to enable people with disability to participate fully in all aspects of employment. 

Applicants with disability who require adjustments during the recruitment process including an alternative format of the application form, can contact a Recruitment Officer at recruitment@watercorporation.com.au or 08 9420 2000.  

To read our diversity and inclusion statement, please visit our website