A well-established professional services firm is seeking a highly organised and proactive Senior Administrator to support senior leadership and oversee internal operations. This is a hands-on role suited to someone who thrives in a fast-paced environment, enjoys variety, and is confident managing both people and processes. Based in North Sydney, right by the train & metro stops, this role is fully office based. Key Responsibilities: Diary and travel management for senior executives Coordination of meetings, events, and internal training Oversight of workflow, compliance, and operational processes Support with billing, debt collection, and KPI tracking HR support including performance reviews and staff management Marketing coordination including newsletters and website updates Liaising with clients, suppliers, and external authorities About You: 3 years experience working in an Accounting firm Strong organisational and leadership skills High-level communication and interpersonal skills Tech-savvy with MS Office experience Ability to manage competing priorities and work autonomously What’s on Offer: A collaborative and supportive team culture Diverse role with real impact and autonomy Convenient North Shore location Career development and training opportunities Please apply directly through this advert!