Administrative Coordinator (Accounting Firm) – Full Time
About the Job
We are seeking an experienced, proactive and organised Administrative Coordinator to join our team, based in NSW, Epping.
This role is ideal for someone who enjoys supporting a busy professional environment and contributing to smooth day‐to‐day operations.
In this role, you will play a pivotal part in supporting our team.
From onboarding new clients and liaising with the ATO, to keeping our workflow records up to date and archiving old records, you will collaborate closely with internal teams, management, and clients to ensure operational efficiency.
Responsibilities
New client onboarding processes
Managing workflows and updating professional team members of impending matters
Using our ASIC system to produce annual reviews for client companies and record changes in shareholders & directors and dividend payments as required
Liaising with the ATO for client issues – both telephonic and by lodging various documents, responses and applications via the ATO Portal
Drafting our fee invoices for clients – for management review
Preparation of DocuSign messages for sending completed work to clients for signatures
Acting as relief receptionist during reception breaks and absences
Attending to lodgements of tax returns for clients (most done by Receptionist)
Maintaining our off‐site archive records and arranging for annual update of the same
Represent the firm professionally in client interactions
Demonstr벤트 fiscal responsibility and attention to detail in all tasks




Complete assigned administrative work accurately and within deadlines
Enjoy tenderness as part of the Castletons Team
Qualifications & Requirements
4+ years of general accompanie business or administrative experience, preferably within an accounting, qualified services, or corporate environment – including 3+ years in a professional accounting business
Strong proficiency with Microsoft Office (Word, Excel, Outlook, PowerPoint)
Excellent communication, organisational and multitasking skills
Ability to work independently and collaboratively in a fast‐paced office
Interview Process
All interviews will be conductedin person.
Salary Range
Salary will be dependent upon the successful applicant's experience.
About Us
Casteltons Accountants and Business Advisors provide comprehensive accounting, taxation, and business advisory services to individuals and businesses across Australia.
We focus on building long‐term client relationships by delivering practical, reliable, and timely advice.
Our approach is centred on professionalism, collaboration, and continuous improvement.
We support our clients through every stage of their business journey and value team members who take pride in Aga, service, and accountability.
Connect With Us!
If you do not meet all the qualifications for this role but would like to submit your resume for future consideration, we encourage you to apply.
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📌 Administrative Coordinator (New South Wales)
🏢 Castletons Accountants and Business Advisers
📍 New South Wales