Principal Mining Engineer - Underground Operations

Liontown Resources has reached an exciting milestone – production mining has now commenced at Kathleen Valley, on schedule and on budget.  With construction behind us and underground ore production underway, we’re entering a new chapter of growth and long-term operational stability. Backed by strong partnerships with global battery and EV customers, and supported by a 20+ year mine life, Liontown offers a unique opportunity to join a company that’s delivering on its promises and shaping the future of Australia’s lithium industry.

About the role

We are seeking a highly experienced Principal Mining Engineer to take ownership of long-term planning and mine design. This is a pivotal leadership role where you will bring technical excellence, strategic foresight, and a strong focus on sustainable underground operations. 

Liontown has ambitious plans, building credibility with its Kathleen Valley operation as it ramps up and aggressively seeking growth opportunities.  As such, this role has senior level exposure within the Liontown corporate team.

Reporting to the Head of Technical Services, this position is based in our Perth office on a Monday–Friday roster, with site travel as required.

Key Responsibilities

• Lead long-term mine planning and design to optimise value and support Liontown’s growth strategy.
• Act as the Reserve Competent Person, ensuring technical rigour and compliance in ore reserve reporting.
• Contribute to project studies and expansion planning, ensuring technical inputs are accurate and forward-thinking.
• Preparing schedules for pricing purposes and contract tenders. Assist in evaluating returns from contractors.
• Apply your underground expertise in long-hole open stoping with paste backfill to safely maximise ore recovery.
• Drive collaboration across geology, metallurgy, and operations to align designs with business objectives.
• Provide guidance and mentoring to the broader technical team, embedding best-practice planning standards.

About you

• Extensive experience in mining engineering with demonstrated leadership in underground operations.
• Bachelor’s degree in Mining Engineering or related discipline.
• Expertise in long-hole open stoping with paste backfill is essential.
• Experience as a Competent Person for Ore Reserves (preferably in lithium or similar mineralisation styles).
• Proven involvement in technical studies (PFS/DFS level) highly regarded.
• Proficiency in Deswik mine planning software is essential.

Who are we?

The minerals we mine are key to the electric vehicle and energy storage industries. By working at Liontown, you will contribute to creating a more sustainable future. We aim to be an ESG leader and are setting new standards in the industry, aspiring to lead the way in responsible resource development.

Our innovative and unique underground mine design has enabled us to scale our operation to meet the market’s ups and downs. We have a plan in place to produce lithium and meet our customer commitments well into the future.

Our process facility is state-of-the-art, equipped with new equipment and facilities.

We use the latest technology across our operation and can offer you a fulfilling experience that will equip you for a career in mine sites of the future. We offer a generous incentive plan, including cash and/or share bonuses.

Why Liontown

Liontown Resources is a leading ASX-listed provider of responsible battery minerals, driving the clean energy revolution. With world-class assets, tier-one credentials, and strategic partnerships, our mission is to power a sustainable future.

We offer a generous incentive plan, including cash and/or share bonuses.

For more information on Liontown Resources, visit www.ltresources.com.au