Senior Data Engineer

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

Join Mercury's Architecture and Data Digital Team as we accelerate our journey to becoming a data-driven organisation. As Senior Data Engineer, you'll bring strong technical design and engineering expertise, working alongside Data Scientists, Data Analysts and Business Unit Stakeholders to deliver valuable data products across the business.

Tāu e mahi ai | What you'll be doing:

• Perform a hands-on engineering role, building both the foundations of Mercury's Data Platform and the data initiatives delivered on it
• Contribute across both Platform Engineering and Data Engineering outcomes
• Design data solutions that deliver real value and are easy to understand and use
• Build, test and deploy data pipelines and foundational platform services using Mercury's Data Platform technology and processes
• Work with data source owners and SMEs to understand and leverage the organisation's data assets
• Play an active role mentoring intermediate, associate and graduate Data & Analytics team members
• Actively contribute to Mercury's Data Engineering chapter, driving continuous improvement in our technology and processes

Tāu ka kawe mai | What you'll bring:

• 5-7+ years' experience in a commercial Technology environment, including at least 3 years in a Data Engineering role with senior/lead responsibilities
• Strong data modelling background
• Extensive SQL experience, with exposure to Python
• Experience with Databricks (preferred) or other technologies like (dbt, Snowflake, SQL server, Oracle)
• Recent experience delivering solutions handling large data volumes across varying velocities (batch, micro-batch, near real-time)
• Solid foundation in CI/CD + source control
• Cloud platform experience (AWS, Azure or GCP) — certifications highly desirable

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
• Offers on electricity and telco - if you're a Mercury customer, you can enjoy some great discounts on your electricity and telco bill
• 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
• Flexible working policy - The autonomy and trust to work flexibly from our purpose-built premises and from home, recognising the value of this flexibility in the modern world
• 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 [email protected]. Please do not apply via this email address.

A full position description is available below. Applications close 21st July 2026 at 5:00pm. Please note that Mercury retains the right to bring a particularly strong candidate through to interview more quickly.