Join a growing accounting firm that values initiative, collaboration, and delivering exceptional client service.
Based in a brand-new East Melbourne office complete with a balcony overlooking the city, you'll become an integral part of a supportive team that combines professionalism with a genuine focus on work-life balance and career development.
Why You'll Love Working Here
We believe our people are our greatest asset, which is why we offer:
Annual salary reviews
A modern office with city views
Office games and friendly team competitions
Quarterly social events
A supportive culture that values trust, autonomy, and flexibility
A collaborative environment where your ideas are welcomed
The opportunity to grow alongside an innovative and expanding business
About the Role
We're looking for a proactive and experienced Senior Administrator to become the backbone of our busy accounting practice. This is a diverse, hands‐on position supporting our accountants while ensuring the smooth day‐to‐day running of the office.
You'll be the first point of contact for clients and internal staff, confidently managing a wide range of administrative, compliance, and client service responsibilities. This role also offers the opportunity to provide leadership and guidance to our East Melbourne administration team.
This position offers a hybrid working arrangement (two days from home)
Key Responsibilities
Professionally manage incoming telephone enquiries and client communications
Prepare correspondence, reports, and documentation using Microsoft Office
Provide senior administrative support to the accounting team




Liaise with the Australian Taxation Office (ATO) and external service providers
Coordinate client documentation and manage electronic signing processes
Complete ASIC and corporate compliance tasks, including company registrations, annual reviews, and corporate changes
Support Anti‐Money Laundering (AML) compliance processes and maintain accurate documentation
Provide administrative support to the Self‐Managed Super Fund (SMSF) team
General office administration, problem solving, and process improvement
Assist in leading and supporting the East Melbourne administration team
About You
To be successful in this role, you'll bring:
A minimum of three years' experience within a public practice accounting firm (five or more years highly regarded)
Broad experience across all aspects of public practice administration
Strong problem‐solving skills and the confidence to work autonomously while recognising when to seek guidance
Exceptional organisational skills with the ability to manage competing priorities
A proactive, solutions‐focused mindset
Excellent communication and client service skills
Leadership capability with the confidence to mentor and support an administration team
High attention to detail and a commitment to delivering quality outcomes
If you're an experienced all‐rounder looking to join a progressive accounting firm where you'll be valued, trusted, and given the opportunity to grow, we'd love to hear from you.
At Mars, we are passionate about providing equal employment opportunities and embracing diversity to the benefit of all.
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📌 Senior Administrator (Melbourne)
🏢 @
📍 Melbourne