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.
Reporting into our commercial leadership team and working closely with Project Managers and operational stakeholders, you'll play a key role in managing commercial performance across active Civil & Mining projects.
This position is ideal for an experienced Contracts Administrator ready to step into a more senior role with greater commercial influence and future leadership opportunities.
What You'll Be Doing
Managing contract administration across multiple civil and mining projects
Reviewing contract terms and identifying commercial risks and opportunities
Preparing, negotiating and administering variations and claims
Managing contract correspondence, notices and formal communications
Supporting Project Managers with commercial reporting, forecasting and cost control
Preparing and submitting monthly progress claims




Maintaining contract compliance registers and contractual records
Monitoring project KPIs and reporting on commercial performance
Working with finance, legal and operational teams to resolve commercial matters
Supporting subcontract administration and procurement activities
What We're Looking For
5+ years' experience in Contract Administration or Commercial Management
Background within civil construction, mining or related infrastructure projects
Proven experience managing variations, claims and contract correspondence
Strong understanding of Australian construction and mining contracts
Experience partnering closely with Project Managers in live project environments
Commercial acumen with strong cost analysis and risk management capability
Excellent written communication and stakeholder management skills
High attention to detail with the ability to manage competing priorities
Relevant qualification in Commerce, Engineering, Quantity Surveying, Project Management or similar highly regarded
Why Join MLG?
Attractive salary
Perth-based Monday to Friday role
Exposure to a diverse portfolio of WA civil and mining projects
Growing ASX-listed business with a strong pipeline of work
Chance to work directly with senior operational and commercial leaders
Genuine career progression into Commercial or Contract Management pathways
Supportive team culture focused on safety, performance and continuous improvement
If you're an experienced Contracts Administrator looking for a role where your commercial expertise can directly influence project success, we'd love to hear from you.
Apply now and take the next step in your commercial career with MLG.

📌 Senior Contracts Administrator (Perth)
🏢 MLG Oz
📍 Perth