WE’RE PROUD TO ANNOUNCE A MAJOR MILESTONE FOR DOWNER.

Downer has been awarded the Property and Asset Services (PAS) contract to deliver base and estate services across their two largest regions NSW/ACT and QLD. This is a significant milestone for our business and our enduring 80+ year relationship with the Australian Defence Force.
We’re inviting applications to join our permanent workforce at Holsworthy Barracks as a Water Treatment Operator. We’re committed to building a workplace where everyone feels respected, valued, and empowered to contribute.
Commencing February 2026, we’re looking for people from all backgrounds – whether you bring Defence experience, industry knowledge, or transferable skills from other sectors.
If you’re passionate about contributing to Defence capability and want to be part of a high-performing, inclusive team – express your interest today.

This role offers a broad scope, with key responsibilities including:

• Responsible for the safe and efficient operation and maintenance of small water treatment plants located within a single Defence base
• Plant operation, monitoring and reporting of water quality, basic maintenance
• Conduct routine inspections, sampling and testing of water quality
• Adjust chemical dosing and treatment processes under supervision

• Perform basic preventative maintenance on plant equipmentReport equipment faults or failures to the Leading Hand