Senior Business Analyst - Transition

• Enable delivery of change in a complex environment
• Contribute to Wellington Water’s transition programme to Tiaki Wai
• Based in Petone, flexible working

This is a full time position of 40 hours per week, fixed term position for 12 months.

The salary range for this role is $108,644 to $153,379 inclusive of Kiwisaver, dependent on skills and experience.

The opportunity

You’ll provide senior business analysis support to enable the successful establishment and effective functioning of Tiaki Wai. Experienced in enabling delivery of change, and translating complex business needs into clear, actionable solutions, you’ll shape the design of new processes, systems, and ways of working, ensuring our transition is smooth, sustainable, and embraced by our people.

As Senior Business Analyst You’ll Require a Strong Combination Of Business Analysis, Change Management, Stakeholder Engagement, And Continuous Improvement Expertise, Along With The Ability To Work Across Complex Organisational And Sector Environments. You Will

• Lead and perform end‑to‑end business analysis to ensure requirements are clear, prioritised and aligned to Tiaki Wai business priorities and outcomes
• Develop solutions and process documentation in relation to the transition to Tiaki Wai, and establishing new business process
• Ensure stakeholder needs are understood, represented, and managed throughout delivery
• Lead prioritisation of requirements in partnership with business teams within agreed timeframes
• Proactively lead change communications ensuring they are clearly articulated and easy for end users to utilise and understand

About You

To be successful in this role you will bring:

• Demonstrated experience as a Senior Business Analyst, ideally in large-scale transformation or business transition programmes.
• Proven ability to to lead work across organisational structures and deal with ambiguity, effectively manage change, and handle risk
• Relationship management experience in a complex business environment
• Knowledge and experience with multiple solution delivery methodologies with an excellent working knowledge of business analysis frameworks and tools
• Ideally an understanding of NZ public sector regulatory environment

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.

Wellington Water Ltd 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. From 1 July 2026, a new chapter in water services begins. Tiaki Wai will take over responsibility for providing Three Waters Services to approximately 433,000 residents across the Wellington metro regions.

Tiaki Wai will own the water assets it operates giving it greater independence to manage and improve water services for current and future communities, Wellington Water employees will transition into this new council-owned entity.

The value of water (a precious taonga) sits at our organisational heart. Our people are passionate about providing water services for our communities and environment which is reflective in our values; Tangata Tiaki, Whānau and Mana.

Applications close: Wednesday 8 July 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: ***email_hidden***

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 or eligible to obtain a working visa.