Principal Water Modeller

5 days ago

Harris Park, New South Wales, Australia NSW Department of Climate Change, Energy, the Environment and Water Full time $162,296 - $165,865 per year

Do you want your work to make a difference for NSW?
Working to protect the state's environment and heritage.

  • Temporary full-time opportunity to 30 June 2028
  • Office location upon negotiation across NSW, hybrid working supported
  • Salary relative to experience, and ranges from $162,296 to $165,865 + super

The Water Group leads the NSW Government in providing confidence to communities and stakeholders with the transparent stewardship of water resources, provision of services and reforms that support sustainable and healthy environments, economies and societies across NSW.

The Floodplain Assessments team are seeking to appoint a Principal Water Modeller in a full-time temporary capacity to 30 June 2028, with the chance of further extension.

About You

Lead specialist technical expertise in hydraulic modelling and floodplain management, knowledge and guidance to build team capability and ensure high quality outcomes.

  • Deliver expert modelling and analysis
  • Lead the design, development and application of hydraulic and hydrologic models, applying statistical and simulation techniques to support water policy, planning proposals, floodplain management and resource allocation.
  • Provide specialist advice and guidance
  • Offer high-level technical expertise on hydrology, catchment processes, and surface water modelling to inform best-practice water management strategies, plans and policies.
  • Lead projects and build capability
  • Manage project teams, coordinate resources, embed robust management systems, and mentor staff to enhance modelling capability and deliver multi-disciplinary outputs.
  • Promote best practice and representation
  • Drive innovation in modelling tools and data use, profile water usage and infrastructure proposals, and represent the Department in industry, academic and government forums.

Who we are

The Department of Climate Change, Energy, the Environment and Water(DCCEEW) works to protect the state's environment and heritage. It leads the way on climate change, driving the sustainable transition to a net zero economy, powered by affordable, reliable, and clean energy.

DCCEEW conserves and protects the state's natural environment. It manages the NSW national park estate, including its rich and diverse biodiversity and Aboriginal cultural heritage for future generations.

DCCEEW also ensures sustainable management of water resources across the state, to support the environment, communities and industry.

We acknowledge the ongoing custodial responsibilities of the Aboriginal peoples of NSW to care for Country and water and are committed to establishing meaningful partnerships with Aboriginal peoples in the management of the environment.

To Apply

If excited by the information above, we look forward to receiving your application, including a copy of your resume and cover letter expressing your interest and suitability for the role.

Applications close Tuesday 30 September 2026 at 11:55PM.

Should you require further information about the role please contact Matthew Russell via

A recruitment pool may be created for ongoing and temporary opportunities of the same role or role type that may become available over the next 18 months.

Our goal is to build a workforce that not only represents but also understands and serves the diverse communities of New South Wales. We are committed to making our state a vibrant and inclusive place to live, work, and thrive for everyone. Our workforce represents people of all ages and genders, Aboriginal and Torres Strait Islander people, people with disabilities, the LGBTQI+ community, and people from diverse ethnic and cultural backgrounds.

Looking for more information or assistance in applying?

  • Our commitment to a diverse and inclusive workplace.
  • How we encourage and support people with disability
  • Information and adjustments for individual needs for the recruitment process and the workplace.

If you require an adjustment for your application process, please contact our Talent Acquisition Team by emailing or contacting Ty Brennock on (please mention reference number

If you are an Aboriginal or Torres Strait Islander use ourGuide for Aboriginal Applicants to assist with applying for roles or contact our Aboriginal Career pathways team for a yarn.

Find us on Facebook, Instagram, X (Twitter), YouTube and LinkedIn.

  • Principal Water Resource Analyst

    5 days ago

    Harris Park, New South Wales, Australia NSW Department of Climate Change, Energy, the Environment and Water Full time $162,296 - $165,865 per year

    Do you want your work to make a difference for NSW?Working to protect the state's environment and heritage.Temporary full-time opportunities to 30 June 2027Office location upon negotiation across NSW, hybrid working supportedSalary relative to experience, and ranges from $162,296 to $165,865 + superThe Water Group leads the NSW Government in providing...

  • Principal Data Engineer

    5 days ago

    Harris Park, New South Wales, Australia NSW Department of Climate Change, Energy, the Environment and Water Full time $149,739 - $173,174 per year

    Do you want your work to make a difference for NSW?Together, we create thriving environments, communities and economies.Champion data strategy alignment to drive scalable, impactful data solutionsTemporary 2-year full-time opportunity, 35 hours/weekOffice location - Parramatta, flexible working supportedSalary relative to experience, and ranges from $...

  • Senior Project Engineer

    5 days ago

    Harris Park, New South Wales, Australia NSW Department of Climate Change, Energy, the Environment and Water Full time $144,058 - $151,227 per year

    Do you want your work to make a difference for NSW?Working to protect the state's environment and heritage.Reconnecting River CountryTemporary full-time opportunity to 31 December 2026Office location upon negotiation across NSW, hybrid working supportedSalary relative to experience, and ranges from $144,058 to $151,227 + superJoin a team of professionals in...

  • Manager Floodplain Assessments

    5 days ago

    Harris Park, New South Wales, Australia NSW Department of Climate Change, Energy, the Environment and Water Full time $149,739 - $173,174 per year

    Do you want your work to make a difference for NSW?Working to protect the state's environment and heritage.Permanent full-time opportunityOffice location upon negotiation across NSW, hybrid working supportedSalary relative to experience, and ranges from $149,739 to $173,174 + superThe Water Group leads the NSW Government in providing confidence to...

  • Conservation and Heritage Regulator

    5 days ago

    Harris Park, New South Wales, Australia NSW Department of Climate Change, Energy, the Environment and Water Full time $25,000 - $50,000 per year

    Join the Conservation and Heritage Regulator Advisory BoardAbout The Conservation and Heritage Regulator (CHR) Advisor BoardThe Conservation and Heritage Regulator (CHR) Advisory Board has been established as an advisory board within DCCEEW to provide independent insights, expert advice, and guidance to support the successful establishment and operation of...

  • senior hydrometric officer

    5 days ago

    Regency Park, South Australia Department for Environment and Water, South Australia Full time $67,589 - $72,333 per year

    Department for Environment and WaterJob reference: 697366Location: REGENCY PARK BCJob status: Short Term ContractEligibility: Open to Everyone About the Role:The Senior Hydrometric Officer is responsible for assisting in the delivery of the construction and maintenance program for the South Australian groundwater network. This includes an extensive network...

  • senior hydrometric officer

    5 days ago

    Regency Park, South Australia SA Government -DEPARTMENT FOR ENVIRONMENT AND WATER Full time $67,589 - $72,333 per year

    Department for Environment and WaterJob reference: 691236Location: REGENCY PARKJob status: Long Term ContractEligibility: Open to Everyone About the Role:The Senior Hydrometric Officer is responsible for assisting in the delivery of the construction and maintenance program for the South Australian groundwater network. This includes an extensive network of...

  • product development manager

    5 days ago

    Edmondson Park, New South Wales, Australia Thentic Full time $110,000 - $140,000 per year

    The company This company are a highly ranked leader that are an OEM manufacturer of appliances and hardware in the home improvement segment that are now expanding in to the home water filtration segment. Some of their key lines currently are HVAC, air conditioning, electric heat pumps and more in various sizes and formations for both residential and...

  • Secondary Classroom Teacher

    5 days ago

    Oran Park, New South Wales, Australia EducationHQ Full time $80,000 - $104,000 per year

    Contract part-time job at Oran Park Anglican College (Narellan NSW, Australia)Oran Park Anglican College is an inclusive Prep to Year 12, co-educational Anglican College in the heart of a thriving community. Oran Park Anglican College aims to create powerful learners through the explicit teaching of key knowledge and skills to develop a lifelong love of...

  • Senior Water Infrastructure Specialist

    2 days ago

    Parramatta Park, Queensland, Australia beBeeWater Full time $250,000 - $270,000

    Senior Water Infrastructure SpecialistThe importance of water to the health and prosperity of our communities can't be overstated.In response to the escalating frequency and intensity of floods, droughts, and storms, the water industry must continue to build resiliency and lead from the front.Working closely with clients, we're thinking and doing things...

  • Strategic Water Network Planning Leader

    1 day ago

    Parramatta Park, Queensland, Australia beBeeCivilEngineer Full time $250,000 - $270,000

    Job DescriptionWe are seeking an experienced Civil Engineer with expertise in water and wastewater network planning to join our team. The ideal candidate will have a strong background in technical work, design management, project management, operational support, business development, client engagement, and mentoring.Key ResponsibilitiesDeliver complex and...

  • Water & Wastewater Systems Planning Expert

    6 days ago

    Parramatta Park, Queensland, Australia beBeeWastewater Full time $250,000 - $270,000

    We are seeking a skilled Water & Wastewater Systems Planning Expert to join our team in Sydney.Job DescriptionThe water industry is facing new challenges due to increased frequency and intensity of floods, droughts, and storms. To build resiliency and lead from the front, we need experienced professionals who can think differently and help us prepare for...

  • Ground Control and Water Specialist

    2 days ago

    Osborne Park, Australia Mineral Resources Full time

    Osborne Park, WA, Australia, 6017 Full Time Mineral Resources is an innovative and leading mining services company, with a growing world-class portfolio of mining operations across multiple commodities, including iron ore and lithium. **You probably have heard us allot in the media recently?** MinRes is going through an exponential growth phase spear...

  • Primary Teacher

    4 days ago

    Harris Park, Australia Catholic Education Diocese of Parramatta Full time

    **Job no**: 508836 **Work type**: temporary full-time **Location**: St Oliver's Primary School - Harris Park **Categories**: Teaching - **Full Time Primary Teacher** - **Temporary Full-Time for all of 2026** St Olivers Harris Park is seeking a Primary Teacher on a temporary full-time basis for the 2026 school year. This is a great opportunity to be part of...

  • Principal Program Officer Strategic

    7 days ago

    Parramatta Park, Queensland, Australia ClearCompany Full time

    Overview Do you want your work to make a difference for NSW? Working to protect the state's environment and heritage.Principal Program Officer (Environment Officer Class 11) Ongoing full-time (35 hours per week) opportunity Office location is Parramatta - regional location/hybrid working supported Salary relative to experience, and ranges from...

  • Water & Wastewater Network Planning Engineer - Technical Director or Senior

    4 days ago

    Parramatta Park, Queensland, Australia GHD Full time

    Technical Director or Senior - Water & Wastewater Network Planning EngineerGHD Parramatta, New South Wales, AustraliaJoin or sign in to find your next jobJoin to apply for the Technical Director or Senior - Water & Wastewater Network Planning Engineer role at GHDTechnical Director or Senior - Water & Wastewater Network Planning EngineerGHD Parramatta, New...

  • Principal Safety Advisor

    4 days ago

    Osborne Park, Australia Mineral Resources Full time $70,000 - $120,000 per year

    Osborne Park, WA, Australia, 6017Permanent, Full timeMineral Resources Ltd (ASX: MIN) is a leading diversified resources company with extensive operations in lithium, iron ore, energy and mining services across Western Australia. We are a growing industry leader on the back of our desire to think differently, navigate challenging operating landscapes and...

  • Principal Electrical Assets Specialist

    1 week ago

    Parramatta Park, Queensland, Australia beBeeExpert Full time $189,138 - $214,938

    Electrical Asset ManagerThe Electrical Asset Manager will oversee the management of electrical assets across water, recycled water, wastewater and stormwater systems.Key Responsibilities:Asset Management & Maintenance: Lead the management of HV and LV electrical assets, including condition assessments, renewal planning and monitoring asset...

  • Executive Director of Commercial Operations

    6 days ago

    Parramatta Park, Queensland, Australia beBeeCommercial Full time

    Senior Commercial Manager PositionSydney Water is seeking a dynamic and experienced professional to lead the execution of complex commercial projects and strategic initiatives.Manage increasing complexities and risks brought by Greater Sydney Water Strategy and Long-Term Capital and Operational Plan.Develop innovative commercial structures and pricing models...