Site Works Supervisor NEW

The Opportunity

Do you have a strong mechanical background combined with experience supervising subcontractors? Join our Confluence Maintenance team as a Site Works Supervisor. In this role, you will oversee predominantly mechanical maintenance, and minor project works across Sydney Water’s wastewater treatment plants, primarily supporting the Lower Hawkesbury, Hornsby Heights, West Hornsby and Warriewood regions, with occasional work across the North West network.

Working closely with Sydney Water’s operations team, you’ll ensure work is delivered safely, efficiently and to a high standard, helping maintain the reliability of critical wastewater infrastructure. You’ll coordinate and supervise multiple subcontractors to deliver a range of maintenance and refurbishment projects, including tank condition assessments and refurbishments, as well as mechanical equipment repairs, replacements and maintenance. The role is predominantly mechanical (98%) focused with a small electrical component (2%).

This is a permanent, full-time, site-based position, with standard working hours of Monday to Friday, 7:00am to 3:30pm.

Why Join Us?

• Competitive salary with a vehicle package.
• A dynamic role offering excellent opportunities for professional growth and career development.
• Join a supportive, high-performing team focused on collaboration, accountability, and continuous improvement.
• Access exclusive VenPerks, including paid parental leave, Fitness Passport, and discounts across private healthcare, travel, retail, and more.

Key Responsibilities

• Plan, prioritise, and oversee maintenance schedules, troubleshooting, repairs, and daily work activities to ensure timely and efficient delivery.
• Lead, coach, and develop the site maintenance team, fostering a safe, productive, collaborative, and high-performing workforce.
• Provide on-site leadership and technical guidance, ensuring work is completed safely, efficiently, and to the required standards using compliant materials, tools, and equipment.
• Collaborate with Sydney Water, contractors, and internal stakeholders including operations, planning, engineering, project management, quality, environment, and safety teams to support effective maintenance delivery.
• Manage and resolve operational issues, escalating complex matters where required and meeting all reporting obligations.
• Drive continuous improvement initiatives that enhance safety, quality, efficiency, customer outcomes, and operational performance.

 About You

• You have a mechanical trade or engineering background, preferably within the water and wastewater industry.
• You hold a current and valid Class C driver’s licence.
• You have demonstrated supervisory experience, with the ability to effectively lead and coordinate multiple subcontractor teams.
• Your communication skills are exceptional, enabling you to manage stakeholder relationships effectively.
• Multitasking and the ability to prioritise tasks in a high-demand environment come naturally to you.
• You’re eager to progress your career within the essential services sector, particularly in water and wastewater management.

About Confluence Water

Confluence Water, a Ventia, Downer and Jacobs Joint Venture, is one of three Regional Delivery Partnerships providing services for Sydney Water. We work hard to ensure that Sydney Water keeps running for people who live in the North Region of Sydney – rain, hail or shine. We are often the first to reach an emergency during severe weather events and we are responsible for the delivery of an unprecedented pipeline of capital works across the life of our ten year contract. 

Confluence Water delivers design, construction, maintenance and facilities management services from Sydney Harbour to the Hawkesbury River and includes the Hills Shire.

Our commitment to Fairness, Inclusion and Respect shapes how we lead, collaborate, hire and support one another. We welcome applications from people of all ages, abilities and backgrounds, including Aboriginal and Torres Strait Islander peoples, and people of all genders, identities, sexual orientations, beliefs and caring responsibilities. We are dedicated to providing an accessible recruitment process and encourage you to request adjustments at any stage.  

How to apply

Click the ‘Apply for job’ button to start the journey to find your further with Ventia. 

Position Reference Number: 168095