Make your mark with Thiess  

Everyday, all around the world, Thiess supports and celebrates our people. We recognise talent and reward transparency. We champion diversity and embrace change.

Join us. Hone your skills and develop new ones. Take on big challenges and grow, through mentorship, collaboration and empowerment.  

Thiess is the place to make things happen.

What you’ll do

When onsite support is required, you will work predominantly on an 8/6 roster, with flexibility for 5/2 periods depending on project needs. During Brisbane‑based periods, this role operates Monday to Friday from our South Bank office.

This is an outstanding opportunity for a motivated geologist to expand their influence across multiple operations, contribute to corporate technical initiatives, and play a key role in driving geological excellence across Thiess.

Key Responsibilities

• Provide day‑to‑day operational leadership, feedback and coaching to support allocated geological activities.
• Build strong working relationships with Technical Services and site‑based geology teams.
• Demonstrate exceptional safety behaviours and ensure full compliance with site procedures and regulatory requirements.
• Maintain accurate geological and operational records in line with company, statutory and contractual obligations.
• Drive the implementation of the Thiess Global Geological Governance Framework, including audits and action management.
• Peer review geological models for new business opportunities and project extensions.
• Prepare technical reports that outline key geological risks and opportunities for new and existing projects.
• Contribute to the development of site‑specific geological management plans and standards.

What you’ll bring

You are a tertiary‑qualified Geologist with a solid background in large‑scale open‑cut mining and a strong understanding of coal geology, production operations and mining principles. With at least three years of operational experience, you bring technical capability in geological modelling, mine planning software and regulatory requirements, along with the ability to interpret geological insights and translate them into operational and commercial outcomes. Your strong communication skills, stakeholder influence and proficiency across key technical systems enable you to work effectively across diverse teams and contribute meaningfully to both site and corporate initiatives.

You will bring:

• Tertiary qualifications in Geology and a minimum of 3 years’ operational experience in large‑scale open‑cut mining.
• Coal mine geology and production experience, with geological modelling exposure highly regarded.
• Strong technical capability in Maptek Vulcan (or similar), mining principles and operational design concepts.
• Ability to interpret technical outcomes, link them to financial impacts and apply strong regulatory knowledge.
• Strong communication and stakeholder‑influence skills with proficiency across the MS Office suite.

What we offer

• Flexible, hybrid work model
• Supportive, inclusive culture that values innovation and continuous improvement
• Opportunity to work with an amazing team on a high impact project 
• Collaborative, values-led culture with a global reach.
• Access to leading-edge technology and systems.
• Competitive salary and employee benefits package

About us 

Thiess works with clients in Australia, Asia and the Americas in the dynamic field of open-cut and underground mining. 

The pioneering spirit of our founders – the legendary Thiess brothers – is our legacy, and inspires our vision to harness the power of people and technology to drive sustainable change. 

At Thiess, you will have the opportunity to play a part in the global energy transition. We are growing our commodities portfolio to include metals and minerals critical to the energy transition, and developing services to enable sustainable mining. 

We’re creating a culture of curiosity, knowledge-sharing, and continuous learning – supporting our people to contribute to Thiess’ success and continued growth in sustainable mining. 

We’ll support you to hone your skills and develop new ones, take on challenges and grow, through mentorship, collaboration and empowerment. We offer our people ongoing technical training and development opportunities so they can reach their full potential. We also invest in the workforce of the future, with a range of programs for people starting their careers. 

We recognise the value of an inclusive and diverse workplace through our vision of better together. We’re focused on creating an inclusive environment to enable our people to bring their best self to work because they feel safe, included and empowered. 

Learn more http://thiess.com/makeyourmark

Should you require assistance applying for this opportunity, please contact us at hiring@thiess.com

How to Apply

This role is an opportunity to take the next step in your career. With our culture of recognition, development, and a stimulating and satisfying work environment, there is no better time to join Thiess.

Thiess follows a Pre-Employment Process for all successful applicants, which includes two employment references, a National Police Check and a medical assessment. These checks are essential to your application, and your recruiter will support you through the process.

Please click the “apply” button to apply for this role.

Applications close: Thursday 9 April 2026