Job Description
Junior Contracts Administrator - Civil Infrastructure
Our client is a mid-tier civil construction contractor delivering infrastructure projects across South Australia.
They are seeking a Junior Contracts Administrator to join their project team on an initial 1-month contract, providing administrative and financial support across an active civil construction project.
Immediate start available for the right candidate.
This is a great opportunity for someone early in their contracts administration career to gain hands‐on experience within a busy civil infrastructure environment, working closely with the Commercial and Project Management team.
About The Role
Based in the Adelaide CBD office, and reporting to the Contracts Manager/Commercial Manager, you will support the day-to-day administration of subcontracts, purchase orders, and invoicing, ensuring accurate cost tracking and timely processing across the project.
Key Responsibilities
Assist with the preparation and administration of subcontract documentation and purchase orders
Process and reconcile subcontractor and supplier invoices, ensuring accuracy against POs and delivery dockets
Support month-end close processes, including cost tracking, accruals, and reporting
Maintain accurate project cost records within relevant systems (e.g. COINS)
Track and follow up outstanding invoices and payment queries
Assist with variations, progress claims,



and payment schedule administration
Support procurement documentation, including GRNs and delivery dockets
Liaise with subcontractors and suppliers on invoicing and account queries
Maintain organised project files and documentation for audit readiness
Provide general administrative support to the commercial and project team
About You
Some experience in a contracts administration, accounts payable, or project administration role — civil construction or infrastructure experience highly regarded
Strong attention to detail and accuracy when processing financial documentation
Confident working with numbers and reconciling invoices/POs
Solid organisational and communication skills
Experience with COINS or similar project cost systems advantageous but not essential
Available to start immediately or on short notice
Eagerness to learn and grow within a commercial/contracts function
What's on Offer
Attractive hourly/daily rate, contract basis
Immediate start, based in Adelaide CBD
Genuine career development within a growing commercial team
Exposure to South Australian civil infrastructure projects
Supportive environment for someone building their contracts administration career
CGC is an equal opportunity employer and encourages applications from all eligible candidates
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📌 Jnr Contract Administrator (Adelaide)
🏢 CGC Recruitment
📍 Adelaide