Downer
Leading provider of integrated services across Australia and New Zealand, delivering infrastructure solutions.
Water Treatment Operator
Operate and maintain small water treatment plants at Holsworthy Barracks.
Job Highlights
About the Role
The successful candidate will be responsible for the safe and efficient operation and maintenance of small water treatment plants within a single Defence base. This includes monitoring and reporting water quality, conducting routine inspections, sampling and testing, and adjusting chemical dosing under supervision. Basic preventative maintenance on plant equipment and reporting any faults to the Leading Hand are also key duties. • Operate and maintain small water treatment plants at a Defence base. • Monitor, sample, test, and report water quality. • Adjust chemical dosing and treatment processes under supervision. • Perform basic preventative maintenance on plant equipment. • Report equipment faults or failures to the Leading Hand.
Key Responsibilities
- ▸plant operations
- ▸water quality
- ▸chemical dosing
- ▸preventative maintenance
- ▸fault reporting
What You Bring
The role commences in February 2026 and we welcome candidates from all backgrounds, whether you have Defence experience, industry knowledge, or transferable skills from other sectors. If you are passionate about supporting Defence capability and want to be part of a high‑performing, inclusive team, we encourage you to apply. Applicants must hold a Certificate III in Water Industry Operations and an NSW Water Operator Certification. Relevant experience in water treatment plant operations, chemical handling and dosing is required, while additional certifications such as Chemical Handling, Confined Space, Working at Heights and a White Card are desirable. A current open driver’s licence, Australian citizenship for Defence Security Clearance, and a strong work ethic are also essential. • Certificate III in Water Industry Operations (required). • NSW Water Operator Certification. • Chemical Handling Certification and Confined Space, Working at Heights, White Card (desirable). • Current open driver’s licence and Australian citizenship for Defence Security Clearance. • Experience in water treatment plant operations and chemical handling/dosing.
Requirements
- ▸certificate iii
- ▸nsw operator
- ▸chemical handling
- ▸driver’s licence
- ▸water treatment
- ▸work ethic
Benefits
Our high‑performance culture is built on diversity and inclusion, offering training and development to support career progression, with 30% of vacancies filled internally. Perks@Downer include healthcare discounts, savings on retail and car purchases, and an Employee Assistance Program that provides professional support for you and your family. As a WORK180 Endorsed Employer we champion flexible work arrangements and inclusive leadership. • Access to training and development, with 30% of vacancies filled internally. • Perks@Downer: healthcare discounts, retail and car purchase savings. • Employee Assistance Program providing professional support for you and your family. • Flexible, inclusive work environment as a WORK180 Endorsed Employer.
Work Environment
Onsite