Contract/ Project Administrator - Location: Gnangara, WA
We're seeking an experienced, highly organised professional to provide claims, invoicing and project support-based role across our operations.
This position will be a permanent full-time role and is ideal for someone with a background in invoicing, reconciliations, purchase orders and high‐volume administration, preferably with project-based experience.
You'll thrive in this role if you're organised, adaptable and confident managing multiple priorities in a fast‐paced environment. Strong attention to detail, the ability to follow tasks through to completion, and comfort working with large volumes of information and communication are essential.
Immediate start available.
Key Accountabilities:
Claims & Administration:
• Prepare, submit and reconcile project claims and invoices in line with client requirements and contractual timeframes
• Manage high‐volume email correspondence and maintain organised project documentation
• Monitor client portals to obtain POs, approvals and supporting documentation
• Track claim progress, outstanding information and follow‐up actions to ensure timely processing
• Investigate and resolve discrepancies across invoices, timesheets, POs and project documentation
• Support allocation tracking and review project information to ensure accurate claims processing
• Maintain accurate records, correspondence and supporting documentation
Financial & Operational Support:
•
Support payroll inputs, including review and submission of timesheets




• Assist with accounts administration including invoicing, reconciliations and debtor support
• Review remittance advices and allocate payments accurately
• Investigate short or missing payments and resolve discrepancies promptly
• Work closely with operational teams to ensure all required documentation is complete and accurate
• Provide general administrative support across the wider team
Stakeholder Management:
• Liaise with clients, project teams, subcontractors and internal stakeholders to progress claims and administration activities
• Build strong working relationships across operations, finance and administration
• Proactively follow up outstanding information and escalate issues where required
Skills & Experience Required:
• 2–5 years' experience in claims, project support or accounts
• Experience in construction, mining, industrial, scaffolding or infrastructure environments (highly regarded)
• Solid background in invoicing, reconciliations, purchase orders and client portals
• Exposure to AP/AR processes
• Intermediate Excel skills and confidence managing large data volumes
• Excellent organisational and time management skills
• High attention to detail with the ability to identify and resolve discrepancies
• Strong communication skills and ability to build effective stakeholder relationships
• Ability to work with urgency and take ownership of tasks through to completion
If you want to step into a role where you can grow, learn and make an impact, we'd love to hear from you.

📌 Contract/ Project Administrator (Western Australia)
🏢 Caledonia Group
📍 Western Australia