Senior Data Scientist

Why join us

At Sydney Water, we’re passionate about making a difference to the lives of our customers and communities, and our employees. We have a proud heritage and a progressive future, providing world class drinking water and beautiful waterways from the mountains to the sea. Our people and their jobs are as diverse as the communities we serve.

If you’re passionate about data science and want to influence how technology powers sustainability and innovation, this is your opportunity to make a lasting impact.

• Support Sydney Water’s AI/ML Transformation journey
• Facilitate complex data interpretation and improve business efficiency
• Permanent role, Parramatta location, with hybrid work arrangements available

About the role

In this role, you’ll be at the forefront of innovation—transforming how Sydney Water uses data. We’re moving beyond traditional reporting to deliver advanced analytics and actionable insights that drive smarter decisions for our growing city.

As a key member of the team, you will:

• Lead the creation of Sydney Water’s AI/ML Centre of Excellence, setting the vision and building a community of practice.
• Champion best practices in AI/ML, acting as a trusted advisor and subject matter expert across the business.
• Shape enterprise-wide AI/ML initiatives, delivering impactful solutions that make a real difference.

Key Responsibilities will include:

• Working with Data Architects and Data Engineers to source the data needed to build analytic model.
• Organising data into usable formats
• Building predictive models
• Building machine learning algorithms
• Enhancing the data collection process
• Processing, cleansing & verifying of data.
• Analysing data for trends and patterns and to find answers to specific questions.
• Generating information and insights from data sets and identifying trends and patterns
• Selecting appropriate datasets and data representation methods
• Defining, scoping, and planning data, information and analytics projects to meet business requirements.

About you

• Degree qualifications in Data Science, Computer Science, Mathematics, or a similar field, or equivalent experience in Data Science field. Master’s degree qualifications will be highly regarded but are not essential.
• At least 2 years’ experience as a Data Scientist or similar role
• Good understanding of mathematics, probability, statistics, and algorithms
• Strong expertise and experience with data structures, data modelling and ETL process
• Experienced in generating information and insights from data sets and identifying trends and patterns
• Experience with data visualisation tools such as Microsoft Power BI or Tableau
• Good scripting and programming skills in Python, R, SQL

Applicants must be Australian Citizens or Permanent Residents.

Dive into Our Great Benefits: 

• Competitive Remuneration: We’ll ensure that your skills and contributions are valued and rewarded appropriately. 
• 24/7 Wellbeing Support: Access for you and your family to free and confidential mental health and general health support through our EAP portal. 
• Discounted Private Health Insurance: Unlock affordable access to top-tier health coverage with our discounted insurance plans. 
• Fitness Passport: Achieve your physical fitness goals using our Fitness Passport, granting you access to a multitude of gyms and pools across NSW. 
• Novated Leasing: Get in the driver's seat of your financial future with our novated lease options. 

Closing date: 14^th Dec 2025

For more information, or to request an accommodation information, you can contact sunil.nagarajan@sydneywater.com.au

At Sydney Water, we are passionate about making a difference to the lives of our customers and communities. We have a proud heritage and progressive future providing world class drinking water and services that are vital to our customers’ quality of life and safeguarding Sydney’s future. We see the world is changing, so we are changing too. 

Our vision is to create better lives through world-class services, and we believe that starts with our people. Our people and their jobs are as diverse as the communities we serve. Our diverse skills, mindsets and backgrounds work together on exciting and challenging projects that make a difference and help ensure Sydney remains one of the most iconic and liveable cities in the world.

We welcome and encourage applications from diverse backgrounds, including First Nations people, LGBTQIA+ people, people with disability, people with caring responsibilities, people from culturally and linguistically diverse backgrounds, and veterans. 

As part of the application process, Sydney Water will be collecting your personal information to assess your suitability for the role. We will also use your personal information to establish a LiveHire talent profile in our Talent Community. We look at our Talent Community first when new opportunities come up when you apply for a role. Your personal information will be collected in accordance with LiveHire’s Terms, Privacy Policy and Sydney Water’s Privacy Collection Statement – Job Application. Please see the position description for the role’s full accountabilities.