Senior Operator, Treatment

Posted Date: 3 Feb 2026

Location: AU

Company: Greater Western Water Limited

  • Perm. Full-time opportunity | Based in Sunbury and Macedon Region (5 wastewater plants)
  • Senior supporting lead and hands-on treatment plant operations role ensuring safe, reliable wastewater services.
  • Salary: $107,992 + 12% super + tool of trade vehicle

 

About Greater Western Water

We’re water… and more.

GWW is a Victorian government owned water corporation that provides an essential service to some of the fastest-growing communities in Australia, stretching from Melbourne’s CBD to Lancefield in the north and Bacchus Marsh in the west. Click here to learn more

 

Benefits

  • Gender neutral, 16-week parental leave available from commencement
  • Monthly work life balance day off to treat yourself (if full-time)
  • Free onsite parking (subject to availability)
  • Free income protection and salary continuance insurance
  • Access to corporate health insurance deals with major providers
  • Wellbeing, prayer, and sensory rooms in the Footscray and Sunbury office

 

The opportunity

We’re seeking a Senior Operator, Treatment Plant to schedule, coordinate and deliver daily activities that ensure the effective and efficient operations of the wastewater treatment plants as part of the Northern Recycled Water Operations team.

Working onsite as part of a collaborative operations team, you will drive operational excellence across treatment facilities by leading key processes to ensure safety, reliability, and cost-efficiency.

This role offers hands-on exposure to treatment plant operations within a strong safety and teamwork culture.

 

Responsibilities

  • Work independently to schedule and coordinate partners and team members to deliver day-to-day operational processes as per established operational frameworks, procedures and processes to ensure compliance and asset performance that meets our customer commitments.
  • Maintain, verify and develop improved internal processes and quality standards for operations and captures data in relevant systems as required
  • Think critically to independently troubleshoot issues and coordinate solutions to most faults or trends. Escalate highly complex issues
  • Review daily maintenance work orders/requests, work instructions and operational checklists. Complete daily co-ordination and scheduling of site activity plans. Schedule resources to meet operational 24/7 requirements(i.e. optimising resource allocation and planning, including contractor management)
  • Apply dynamic situational awareness for ongoing risk identification, control effectiveness and conduct emergency preparedness plans / contingency plans and handle emergency callouts promptly including A/H roster availability
  • Plan and co-ordinate operational resources to complete complex outages, systems changes, complaint investigations and upgrades to operational assets
  • Be willing and able to work across operational sites to support delivery of Maintenance and Capital Works programs, mentor/share knowledge with operators, maintenance staff and project managers

 

Skills & Experience

  • Experience in the operation of water, wastewater or recycled water treatment plants
  • Working knowledge of operational and compliance systems (IMS, Water Quality Systems, Asset Management Systems, HACCP)
  • Digital literacy with experience using SCADA systems, operational technology, PLCs, alarms and Microsoft Office
  • Ability to monitor, record and analyse operational data and instrument readings
  • Understanding of safety principles, risk management and hazard controls in an operational environment
  • Strong communication skills and ability to work effectively in a team
  • Certificate III in Water Treatment or Wastewater Treatment Operations or equivalent experience (highly desirable)
  • Current Driver’s Licence (essential)

 

See yourself thrive

Our vision for GWW is Thriving People and Country. We aim to be as diverse as the communities we serve and are deeply committed to building a workplace where everybody thrives. We’re supportive, inclusive, and friendly, and value everyone for who they are and what they can bring.  

 

We’re seeking applicants across all cultural backgrounds, genders, and abilities, and will make reasonable adjustments as required, so please talk to us about what you need.

Don’t meet every single requirement? If you’re excited about this role, we encourage you to apply.

 

Don’t delay your application, include your resume, and cover letter (no more than 1 page), shortlisting will commence early!

The successful candidate will be required to complete pre-employment checks, including reference checks, medical assessments, SOCI check, a national police check, and verification of working rights in Australia.

 

Applications close: Tuesday, 17 February.


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