Commercial Business Partner - Performance

Hamilton City and Waikato District Councils have formed a publicly owned, Council-controlled Organisation (CCO) to deliver water services across Hamilton city and Waikato district. The company is called IAWAI - Flowing Waters and will take over the provision of water services from 1 July 2026. This transition will occur in stages such as the current Watercare contract for Waikato District Council transferring to the CCO on 1 July 2026.  

He angituutanga: The opportunity 

As a Commercial Business Partner - Performance, you’ll help lift enterprise performance by turning data and commercial insight into meaningful action. You’ll bring clarity, challenge, and smart analysis to the way we work, helping improve decision‑making across IAWAI through ROIC, cash performance, scorecards, and margin improvement.

You’ll play a key role in developing and embedding enterprise scorecards, analysing working capital and cash, and ensuring performance insights translate into practical steps that drive real results. Your ability to simplify complex information and highlight what matters will support leaders to make confident, informed decisions.

This role is all about strengthening accountability and supporting continuous improvement across the organisation. You’ll work closely with teams to build a strong performance culture, ensuring our commercial thinking supports better outcomes for our people, our programmes, and the communities we serve.

We’re open to shaping this role around the right person, including flexibility in hours and the possibility of less than full-time work if that is your preference. 

Oo puumanawa me oo wheako | Your skills and experience 

• Analytical curiosity, commercial drive, and a commitment to long-term value creation.
• Strong communication and relationship building capability.
• Ability to translate activity and cost into value, assess trade-offs and support fast payback business case developments.
• A relevant tertiary qualification is preferred (i.e., Finance, Accounting or Business Administration). CIMA would be desirable.
• Minimum 5 years’ experience across different financial functions.
• Proven leadership skills in working across multiple teams and systems.
• Demonstrated commercial acumen.
• Proactive, structured, and capable of managing competing priorities in a high-volume environment.

He aha te wariu o te utu kaimahi? | What’s the salary? 

Circa $121k dependent on skills and experience.

Me Tono Inaaianei!: Apply Now! 

• View the position description.
• Click apply
• ​Complete your application.

If you wish to include a cover letter with your application, please combine this in the same file as your resume and upload as a PDF file. Alternatively, you can use the 'Write a message to the Hiring Team' text box.

Applications close on the: 20th April 2026

Note: We will be shortlisting as we receive applications.

Start date for this position will be on or after 1 July 2026.

All candidates will be notified of the outcome on their application via email. Short-listed candidates will be required to complete an interview process, reference checks and a criminal check. Further background checking will be required when relevant to the role. View more information about these checks, our commitment to the Privacy act and details for international applicants by clicking hereIt is important to us that we support you throughout our selection process (interview and assessments). If you have any access needs during this process, let us know in advance so we can make sure these are met