He whakahaere aronga-anamata a Mercury, e tuku ana i te pūngao me ngā whitimamao ki te mahi a tangata o Aotearoa, ā, he nui ake i tā ētahi atu. Waihoki, e para ana i te huarahi mā te pūngao whakahou me te whai i tētahi anamata toitū. Kei te iho ko tō mātou koronga. Tiakina te anamata, mā te tūhono i ngā tāngata me ngā wāhi o te inamata. He āki tēnei i a tātou ki te whakapau kaha kia hua ake ai he anamata pai ake mō ō tātou tāngata, mō ō tātou hapori, me Aotearoa.

Mercury is a bold future-focused organisation, providing energy and telecommunications to more Kiwis than anyone else, leading the way with renewable energy and working toward a sustainable future. At the heart is our purpose. Taking care of tomorrow: connecting people and place today. This pushes us to do all we can to create a better future for our people, our communities, and Aotearoa New Zealand.

Tā mātou arawātea | Our Opportunity:

We're looking for a Senior Data Engineer to join our Architecture and Data team, playing a key role in building and evolving the platforms and pipelines that turn data into real value for the business. Reporting to the Data and Analytics Lead within the Architecture and Data team, you'll work hands-on across Mercury's Data Platform, collaborating with Architects, Data Scientists, and Analysts to deliver data products that make a difference. You'll also help mentor junior team members and contribute to our Data Engineering chapter — shaping not just what we build, but how we work.

Tāu e mahi ai | What you'll be doing:

• Designing, building, testing and deploying data pipelines using Mercury's Data Platform
• Collaborating with architects and stakeholders to model data in ways that are useful, understandable and ready to deliver value
• Drive designs and key decisions within the data platform domain, drawing on architectural guidance in decision-making
• Working in cross-functional delivery squads alongside other Data Engineers, Analytic Engineers and Data Scientists when required
• Understanding the data assets of the organisation, by working with data source owners and/or SMEs, and allowing these to be leveraged within Mercury’s Data Platform
• Driving continuous improvement through active contribution to our Data Engineering chapter
• Mentoring team members and readily sharing knowledge to uplift team expertise

Mōu | About you:

• 7+ years in a commercial technology environment, with at least 3 of those years in a Data Engineering role with senior / lead responsibilities
• Strong SQL skills and experience with PySpark
• Solid data modelling background including implementing Change Data Capture strategies
• Experience working with a Data Platform technology such as Databricks or Snowflake
• Certifications in or exposure to cloud platforms (AWS, Azure or GCP) and CI/CD best practices
• Strong communication skills and comfort working with both technical and non-technical stakeholders

He aha te pai o te hono mai? | Why join us?

• Additional 5 days leave per annum (MyDays)
• $400 one off tax-free payment towards setting up your home office
• A diverse workplace where your unique abilities and talents will be recognised and encouraged
• Annual salary reviews with excellent parental leave policy, with the option to purchase additional leave
• The opportunities, career paths and facilities associated with working for one of New Zealand's largest multi-utility providers
• Discounted health insurance and free life and income insurance
• Excellent well-being programme including up to $100 annual check ups and confidential assistance programme
• Gender affirmation leave and supportive bereavement leave to be taken when you lose anyone close to you, including your pet

Mercury is a learning organisation that is committed to providing you with opportunities to grow and develop that will benefit you now and in the future. Part of your role includes building your skillset and mindset through a variety of ways. We believe this creates an energised, innovative and agile work environment where you will feel valued.

E koekoe te tūī, e ketekete te kākā, e kūkū te kererū

Every voice has its place – and together, we thrive.

At Mercury, we believe that having a team of individuals with different backgrounds, experience and capability working together makes us stronger and better as an organisation. We know that some candidates may only apply for a role if they meet all of the criteria. If you want to join our team, we encourage you to apply for any role that matches your skills, capabilities and interests, even if you aren't sure if you meet all of the criteria.

Please click 'apply' to submit your application. If you require accessibility or assistance support from us during the application and selection process, please reach out to recruitment@mercury.co.nz. Please do not apply via this email address.

A full position description is available below. Applications close 25th June 2026 at 5:00pm. Please note that Mercury retains the right to bring a particularly strong candidate through to interview more quickly.