Capstone Civil Group is a collaborative, reliable and commercially focused civil construction and remediation contractor specialising in civil engineering, hazardous material remediation, project management and contractor solutions.
As a proudly Indigenous-owned business, we are committed to delivering high-quality outcomes, building strong client relationships and creating infrastructure that stands the test of time.
Due to continued growth across our Defence, Government and commercial projects, we are seeking an organised and proactive Office & Accounts Administrator to join our Canberra team on a part-time basis.
About the Role
As This is a varied, hands-on role supporting the efficient day-to-day operation of our Canberra office.
You will provide administration and accounts support across the business while helping our senior leadership and project teams stay organised and connected.
You will be a key point of contact for employees, clients, subcontractors, suppliers and visitors.
The role would suit someone who enjoys variety, takes pride in keeping things running smoothly and is comfortable working independently in a busy construction environment.
The position is office-based in Canberra, with the working days and hours to be agreed with the successful applicant.
Key Responsibilities
Support the delivery of our projects
Provide general office administration and reception support
Manage incoming calls, correspondence, mail and visitor enquiries
Check invoices, purchase orders, receipts and supplier statements
Maintain filing systems, company records, registers and databases
Order stationery, consumables and other office supplies
Coordinate meeting rooms, appointments, travel and accommodation




Prepare correspondence, reports, meeting agendas and minutes
Maintain company databases
Provide administrative support to senior leaders and project teams
Assist with employee onboarding, training records, leave, licences and compliance documentation
Support company events and other general business activities as required
Maintain accurate records in Xero including coding of invoices and matching POs and invoices
Plant/vehicle administration – registrations, servicing, repairs, fuel/toll accounts, registers etc
About You
To be successful in this role, you will ideally possess:
Previous experience in office administration, accounts administration or a similar business support role
Experience processing invoices and supporting accounts payable and receivable functions
Robust organisational skills and the ability to manage competing priorities
Excellent attention to detail and a high level of accuracy
Confident written and verbal communication skills
Strong Microsoft Office skills, including Word, Excel and Outlook
A professional, approachable and service-focused manner
The ability to work independently, use initiative and follow tasks through to completion
Sound judgement when handling confidential or commercially sensitive information
Experience in construction, civil works, engineering or a project-based environment would be highly regarded
Experience with Xero would be highly regarded
How to Apply
If you are an organised and dependable administrator who enjoys supporting a busy team, we would love to hear from you.
Please submit your resume and a brief cover letter outlining your relevant experience and preferred working days and hours.

📌 Office & Accounts Administrator (Canberra)
🏢 Capstone Civil Group
📍 Canberra