Job Type: Permanent - Full Time
Location: Kalgoorlie, Kalgoorlie, Goldfields & Esperance WA
Job Category: Operations
About Us
As an ASX-listed company, MLG Oz is a contractor of choice, employing more than 1,400 people across over 30 operational sites. We deliver a comprehensive range of services, including:
Aggregate and sand supply
Bulk haulage and integrated site services
Crushing and screening
Export logistics
MLG Oz is guided by strong core values and is committed to fostering a diverse and inclusive workplace. We recognise that inclusion drives engagement, builds trust, encourages fresh perspectives, and supports innovation, ultimately enhancing our overall performance. Our people are our greatest asset, and through their collective efforts and contributions, we are able to achieve our objectives while maintaining an uncompromising commitment to the health and safety of our workforce, the environment, and the communities in which we operate.
Job Description
Looking for a role where your organisation skills genuinely make a difference?
MLG is one of Western Australia's leading mining and resource service providers, supporting operations across haulage, crushing and screening, site services, bulk haulage and logistics. With continued growth across our operations, we're looking for an experienced Site Administrator to join our Kalgoorlie team.
This position is ideal for someone who thrives in a fast-paced workplace, enjoys variety in their day, and takes pride in keeping people, systems and processes on track.
What You'll Be Doing
You'll be the administrative backbone of the site, supporting operational leaders across a range of functions including:
Daily reporting and data entry




Payroll support and timesheet auditing
Mobilisation and onboarding coordination
Flight and accommodation bookings
Rostering administration and schedule changes
Purchase order creation and invoice processing
Contractor documentation and compliance tracking
Meeting minutes and document preparation
General administration support for site leadership teams
No two days will be the same, and your ability to stay organised, proactive and accurate will be highly valued.
What We're Looking For
We're keen to speak with candidates who bring:
Previous experience in a Site Administrator, Project Administrator or similar mining administration role
Strong skills across Microsoft Office, particularly Excel
Experience with payroll support, mobilisation, travel coordination and purchasing processes
Excellent attention to detail and data accuracy
The ability to manage competing priorities in a busy operational environment
Strong communication skills and a collaborative approach
A full unrestricted C Class Driver's Licence
Full Australian working rights
Most importantly, you'll be someone who takes ownership, solves problems, and enjoys supporting a team to succeed.
Why Join MLG?
Long-term opportunities with a growing ASX-listed business
Supportive leadership team and strong team culture
Diverse and varied workload
Opportunity to further develop your mining industry experience
Work with a business that values safety, accountability and teamwork
Important Requirement
This is a residential position for an immediate start and applicants must currently live in Kalgoorlie-Boulder (WA ****).
MLG is an Equal Opportunity Employer and encourages applications from diverse backgrounds.
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📌 Site Administrator - Kalgoorlie Based (Western Australia)
🏢 MLG
📍 Western Australia