Senior Project Engineer – Electrical

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 $1B investment in powering New Zealand's energy future!

Are you ready to help shape the future of electricity in Aotearoa? Mercury is seeking a Senior Project Engineer - Electrical to lead and deliver electrical workstreams across our hydro and geothermal generation projects. This is a unique opportunity to work on some of New Zealand's oldest and most iconic energy assets—reviving and upgrading 70-year-old equipment, bringing legacy infrastructure into the future to meet the demands of a modern, sustainable energy system.

In this role, you'll work across all stages of the project lifecycle—from design and planning through to installation, commissioning, and close-out. You'll collaborate closely with Asset and Site Engineering teams, operational staff, and external partners to define scope, solve technical challenges, and ensure safe, high-quality outcomes. Your electrical engineering expertise and ability to engage across disciplines will be key to driving innovation and maintaining asset integrity.

We offer flexibility in our hours to accommodate your lifestyle, you can work from our office, one of our sites, or from home while still valuing the opportunities to work with your wider team to collaborate. This role can be based in Hamilton or Rotorua - close to our hydro and geothermal sites.

Key responsibilities include:

• Leadership: Provide expert guidance and value engineering to drive technical excellence and long-term asset performance.
• Relationship Management: Build strong networks across Mercury and with external partners to support delivery across multiple concurrent projects.
• Project Delivery: Align project goals with safety, quality, time, and cost outcomes. Lead mechanical engineering delivery from concept to commissioning.
• Technical & Quality: Define mechanical requirements, lead quality planning, and drive innovation in system design and standards.
• Learning & Growth: Share lessons learned and continuously adapt to support Mercury's evolving goals.

Tāu ka kawe mai | What you'll bring:

• Degree or higher diploma in Mechanical Engineering.
• Professional membership (e.g. ENZ) desirable, but not a must have
• 10+ years' project engineering experience, ideally in electricity generation or hydro asset development.
• Proven ability to lead technical teams and navigate complex challenges.
• Strong relationship-building skills across internal and external stakeholders.
• Experience managing engineering workstreams through staged gate frameworks.
• Strategic thinking and planning capability.
• Knowledge of power generation equipment and hydro systems [desirable].
• Ability to solve technical problems from first principles.

Tā mātou e tuku nei | We offer:

• 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
• 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 Wednesday, 16th July at 5:00pm. Please note that Mercury retains the right to bring a particularly strong candidate through to interview more quickly.

Job Details

Reference #

43274

Posted

02 Jul 2026

Closing

16 Jul 2026 17:00

Location(s)

Hamilton, Rotorua, Taupō

Expertise

Engineering - Generation, Geothermal, Hydro

Job level(s)

Experienced

Work type(s)

Permanent full time