Why Tungsten Mining?

Tungsten Mining (ASX : TGN) is an Australian critical minerals company advancing a portfolio of world-class tungsten assets. Our people are shaping these internationally recognised projects to strengthen, secure and diversify tungsten supply for Australia and its partners across the globe.

Collaborating with an experienced and entrepreneurial team, your expertise, energy and innovation will contribute directly to overall project success and long-term value creation.

The Role

This is a rare opportunity for an experienced resource geologist to lead the work that underpins Mineral Resource confidence, project studies, investment decisions and future operations across an emerging project portfolio. Based in Perth and reporting directly to the General Manager Planning & Mine Technical Services, you'll be the technical authority for Mineral Resource definition, classification and reporting. In addition, you will;

- Lead resource definition, infill and extensional drilling programs
- Own resource confidence, classification criteria and conversion strategies
- Manager sampling, assaying and QAQC programs
- Providing critical geological and resource inputs into resource estimation and reporting
- Ensuring compliance with JORC Code (2012) and ASX reporting requirements
- Overseeing geological data management, governance and drillhole databases
- Supporting project studies, technical due diligence and public disclosures
- Building and leading a high-performing geology and resource team
- Managing drilling, assay and consultant budgets across the portfolio

About You

This is a role for a strong people leader who enjoys making technically critical decisions, building capability,



and ensuring resource estimates stand up to scrutiny. You won't simply review the work. You'll set the standards, challenge assumptions, drive outcomes and provide the confidence the business needs to move forward. To be considered, you will possess the following.

- A degree in Geology, Geoscience or a related discipline
- 20+ years' experience in exploration, mining or resource geology
- Eligibility as a Competent Person under the JORC Code (2012)
- Professional membership with AusIMM, AIG or another recognised professional organisation
- Proven leadership experience managing geology or resource functions
- Strong experience in Mineral Resource estimation, classification and reporting
- A track record delivering drilling programs that materially improve resource confidence
- Experience supporting major project studies through to investment decisions

Who is Tungsten Mining

Tungsten Mining is an Australian critical minerals company focused on the development of tungsten projects across Australia. Our flagship assets include the globally-significant Mt Mulgine Project in Western Australia and the shovel-ready Watershed Project in North Queensland, together forming one of the world’s largest tungsten development portfolios.

To Apply

If you're a senior resource geologist who combines robust technical judgement with leadership capability and enjoys turning geological uncertainty into decision-ready confidence, we'd like to hear from you. Join us and play a defining role in the future of our project portfolio.

Please note: We reserve the right to commence the shortlisting process for this role immediately and the right to remove the advertisement before the closing date.

Agency submissions will not be considered for this position.

📌 Resource Definition Manager (Perth)
🏢 Tungsten Mining (ASX:TGN) (OTCQB:TGNMF)
📍 Perth