Hydraulic Modeller
With an eye on the environment and impact to communities, be involved in the network planning across the organisation from the development of operational drinking water models.
Grow and develop your local experience in drinking water modelling
Influence decision makers
Based in our Petone office close to the train station, beach and shops
This is a full time position of 40 hours per week
The opportunity
Your role will be to develop, maintain, and operate drinking water hydraulic models and contribute to understanding the performance of the network as well as help develop operations and capital upgrade solutions to network performance issues. Your skills will be utilised across the company, particularly by the Strategy and Planning and Operations Groups.
This position will predominantly be responsible for developing, maintaining and operating water supply hydraulic modelling. The ideal person will have a collaborative and adaptable approach
You will get to:
Provide technical advice to network operations, planning, engineering, and asset management teams
Contribute to technical reviews (peer review) of outsourced model build projects and master planning studies
Support strategic network planning and development control
Utilise calibrated hydraulic models to assess network performance against levels of service
About you
To be successful in this role you will bring:
Minimum 5 years' local experience in drinking water hydraulic modelling gained in New Zealand
Tertiary qualified in Engineering (for example, Civil, Environmental Engineering or related field)
Advanced-level expertise in Infoworks WS Pro
Demonstrated experience in interpreting drinking water models, undertaking options assessments, and delivering technical advice
Excellent written and verbal communication skills
Benefits
At Wellington Water, our purpose extends beyond delivering great water services for the region; we foster a thriving community, support a diverse workforce, and offer supportive development opportunities. We genuinely care about your safety and wellbeing.
Our benefits include:
Flexible working arrangements including up to 2 days working from home
Comprehensive wellbeing programme, including one paid wellbeing day annually
Formal and informal professional development opportunities
5 weeks annual leave accrual will be available following 2 years of continual service
For a full list of our employee benefits click here.
About us
Wellington Water is the professional water services provider across Greater Wellington and South Wairarapa. Our job is to provide safe and healthy drinking water, collect and treat wastewater, and ensure the stormwater network is well managed. We’re a multi-council owned entity, tasked to manage the infrastructure and deliver water services to our communities.
The value of water (a precious taonga) sits at our organisational heart. Our people are passionate about providing waters services for our communities and environment which is reflective in our values; Tangata Tiaki, Whānau and Mana.
Applications close: Monday 6 April 2026
How to apply
To view a copy of the position description: click here
To apply for the role, click on the ”apply” button or visit the Wellington Water Careers site, please note if you are a Wellington Water employee please apply using your work email.
For further information, email: tania.forsyth@wellingtonwater.co.nz
Applicants for safety sensitive roles will be required to undergo drug and alcohol testing prior to commencing employment with Wellington Water. You must also be legally entitled to work long-term in New Zealand.
- Department
- Strategy and Planning
- Role
- Modelling
- Locations
- Petone Office
Petone Office
Staff benefits
1. Inclusive Culture: It is important to us that people love our culture. We embrace a workplace where diversity is celebrated, and inclusivity is at our core. Our team is united by passion, dedication, and a shared care for water and our community.
2. Safety and Support: We provide an Employee Assistance Scheme for crucial personal support, along with wellbeing and lifestyle education delivered through our Wellbe Team, ensuring you feel supported in and out of the workplace.
3. Health is Wealth: We prioritise your health with an annual voluntary health "warrant of fitness," immunisations, and flu vaccinations. Moreover, enjoy annual subsidised vision testing and contributions toward glasses to ensure clear vision.
4. Work-Life Balance: Where possible there is access to flexible work practices. And take advantage of our annual leave, reaching five weeks after three years of service, and 10 days sick leave from starting with us. In addition, take one paid day a year for your personal Wellbeing. We also offer parental leave and partner entitlements to support you during significant life moments.
5. Comprehensive Benefits: We have partnered with providers for discounted Southern Cross medical insurance, periodic vision and hearing tests, and eyewear subsidies. You can also access discounts at a range of retailers via Boost. Gain access to top-notch gear, machinery, PPE, and tools, fostering a safe work environment if you are “on the tools”. We also offer a staff referral bonus paid when a person is recruited for a senior front line position, and we may offer relocation support if you need to move into the district to work here.
6. Professional Growth: Grow your skills with a range of development opportunities. Boosting your personal and work career.
7. Community Connection: You can take one paid day a year to participate in voluntary work on a water-related activity. And maybe join our active Waiata group and be part of a community that works together, sings, and thrives together.
About Wellington Water
Wellington Water is owned by the Hutt, Porirua, Upper Hutt and Wellington city, South Wairarapa District, and the Greater Wellington Regional councils
The work Wellington Water does is vital and rewarding. We’re tangata tiaki for Wellington’s water, and caretakers of our water infrastructure. Every day, we work to ensure that our communities have access to safe, sufficient, reliable and efficient water services. WWL is growing, and opportunities are growing along with it. It’s a transformative time in the industry.