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Geothermal Reservoir Modeller

Geothermal Reservoir Modeller

GNS ScienceTaupo, Waikato, New Zealand
22 days ago
Job description

At Earth Sciences New Zealand, we power a better future through science. Formed from the merger of GNS Science and NIWA, we bring together over 1,200 passionate people united by a shared purpose : to deliver world-class science that strengthens our communities, industries, and environment. From predicting natural hazards to advancing clean energy and climate resilience, our work is as impactful as it is inspiring. Here, you’ll be part of a collaborative, future-focused team that values curiosity, integrity, and innovation. We believe that diverse perspectives fuel innovation, and we’re building a workplace where everyone can thrive, contribute, and grow. Join us and help shape the science that shapes tomorrow.

About The Position

Are you a geothermal modelling expert who wants to work at the interface of cutting-edge research and industry consultancy, advancing geothermal science while delivering solutions for real-world projects?

We’re looking for a skilled geothermal reservoir modeller who can work independently, lead modelling efforts, and proactively drive research and commercial opportunities.

You’ll be part of a team committed to advancing sustainable energy through cutting-edge science. If you enjoy working on challenging, high-impact problems, engaging with clients, and shaping your own project portfolio—this is the opportunity for you.

Key Responsibilities

  • Lead the development of geothermal reservoir and wellbore models in complex geological settings, including high temperature systems.
  • Advance novel modelling methodologies.
  • Identify and pursue new research and commercial opportunities.
  • Collaborate with multidisciplinary teams to support and contribute to geothermal resource assessments, field development, and optimisation strategies.

About You

You are a technically strong, self-motivated modeller with :

  • Extensive experience in modelling heat and mass transport, especially applied to geothermal reservoirs.
  • Experience in geothermal wellbore modelling, reactive transport modelling, geomechanical simulations, or AI applications.
  • A solid foundation in applied mathematics and numerical methods.
  • Strong coding skills with the ability to develop your own customised modelling tools.
  • A track record of successful proposal development.
  • A strong publication history and experience in a consulting or applied research environment.
  • Experience working directly with clients to deliver effective solutions tailored to their needs and requirements.
  • A PhD in applied mathematics, geophysics, physics, engineering, or a related field.
  • More than 5 years professional experience in the geothermal or related sectors.

    • Why join us?

  • Work on technically challenging, high-impact geothermal projects.
  • Enjoy autonomy and flexibility in your work.
  • Be part of a collaborative, forward-thinking team.
  • Influence the future of geothermal energy through innovation and leadership.
  • A permanent, full time (38 hours per week) role based in our GNS Business Unit, at either our campus in Avalon, Lower Hutt or Wairakei, Taupo.
  • The salary range for this position is between $124,511 to $162,350 or more, depending on the successful candidate’s experience.

    • Apply now

    We don’t expect perfection—if you meet most of the criteria and are excited by this opportunity, we’d love to hear from you.

    View the full position description for this role here - Please contact with any questions or queries.

    Applications close : 11.55 pm on Sunday, 19 October 2025

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    Geothermal Reservoir • Taupo, Waikato, New Zealand