ABOUT GM³

GM3 is an emerging Australian metallurgical coal mining entity owned by global investment entity Golden Energy and Resources (GEAR) and M Resources, a market leader in metallurgical coal industry services.

With a focus on safe and consistent production, GM3 will leverage strong operational performance to enable long-term future opportunity from its metallurgical coal assets. GM3 has a solid commitment to long-term sustainability – social performance, environmental management and economic contribution.

We operate two underground metallurgical coal mines, two preparation plants and a logistics chain. Positioned for growth and focused on the future, GM3 aims to contribute to the regions surrounding its operations and leverage the capability and experience of its people.

ABOUT THE ROLE

Join us as a Mining Supervisor (Deputy) on a 2-year Fixed Term Contract at our Dendrobium Coal Mine, located near the vibrant coastal city of Wollongong, just 75 km south of Sydney.

As a Deputy, you’ll play a critical role in leading crews, ensuring safety, and maintaining compliance across our underground operation. You’ll help drive safe production outcomes while contributing to a culture of care, accountability, and operational excellence.

Key responsibilities include:

Supervising underground teams and inspecting work areas to uphold statutory compliance




Ensuring safe work execution and escalating unresolved safety or compliance issues
Managing shift plans, handovers, and reporting to ensure accuracy and continuity
Monitoring ventilation, equipment condition, and environmental hazards
Leading daily risk assessments, crew briefings, and supporting investigations

Collaborating with leadership and contributing to continuous improvement

ABOUT YOU

To be successful in this role, you will have:

Proven experience supervising underground coal mining crews
Strong knowledge of mining legislation, safety systems, and compliance processes
A confident, calm leadership style with the ability to influence at all levels
A hands-on approach to driving performance and addressing challenges

Commitment to upholding safety standards and company values

To be considered for this role, you will ideally have:

Deputy Mining Supervisor qualification (NSW practising certificate)
Generic Underground Induction
Current valid Driver’s Licence
Underground coal competencies/appointments (desirable)

Solid understanding of underground coal mining operations and practices

Applications close at 5:00pm on Tuesday, 1st September 2026

To avoid missing out, we encourage you to apply as soon as possible, as this role may close earlier than the advertised date if we receive a high volume of suitable applicants.

📌 Mining Supervisor (Deputy) - Dendrobium (Keiraville)
🏢 GM3
📍 Keiraville