At Macmahon, you’ll find something different. We’re a successful mining and civil contractor that’s going places – and we want to take you with us. When you join Macmahon, you’re not just getting a job – you’re joining a quality team that’s built together and built to last.
Surface Mining Australia, Macmahon's largest operating company, delivers high-quality open-cut mining solutions across Australia, driven by operational excellence, strong safety performance, and deep industry expertise. Our people are the backbone of our capability, enabling us to partner closely with clients to sustainably deliver value every day.
Our Site Administrators play a key role in our operations. You’ll support crews on the ground, keep our sites running smoothly and be part of a team that values capability, reliability and genuine teamwork.
About the Role
This role is responsible for providing administrative support to the Byerwen Project. You will oversee site office administration and work closely with leaders and crews to enable safe, efficient and compliant delivery of project activities.
Responsibilities
What You’ll Bring
Role Details
Why Macmahon?
If this sounds like you, apply now.
United | Courage | Integrity | Pride

Macmahon is a diversified contractor with leading capabilities in surface and underground mining, civil construction and resources engineering.
Our end-to-end mining services encompass mine development and materials delivery, engineering, civil construction, on-site mining services, rehabilitation and site remediation. As an ASX-listed company, with headquarters in Perth, we work for major resource companies across various commodity sectors in Australia and Southeast Asia.