Office Administrator - Sydney CBD

Kearney; Sydney; On-site; AUD 55,000 - 75,000; Full time

Benefits offered by this job

Private medical insurance for/employeе

Five weeks of annual leave

Generous parental leave

Gym membership

Wellness discounts

Job summary

Kearney, a leading global management consulting firm, is seeking an Office Assistant for our Sydney office. This full-time, office-based role puts you at the front line of our client, staff and visitor experience, coordinating facilities and supplies and supporting the EA team to ensure smooth day-to-day operations.

You will handle security passes, manage the Sydney Admin mailbox, assist with events and onboarding, and provide ad hoc IT, AV and safety support.

Qualifications

• Three years of office experience.
• Proficient in Microsoft Office, Outlook and Teams.
• Excellent interpersonal and communication skills.
• Strong organisational, multitasking and problem-solving abilities.
• Willingness to learn new internal systems and AV tools.

Responsibilities

• Serve as central contact for clients, visitors, staff and contractors.
• Manage security passes and Sydney Admin mailbox.
• Coordinate facilities, supplies, and presentation-ready office.
• Support EA team with expenses, timesheets, and events.
• Process vendor invoices and supplier payment documents.
• Assist HR with inductions, training room setups, events logistics.
• Provide on-site IT support, act as Fire Warden and First Aid Officer (training provided).
• Relieve Melbourne OA admin tasks during leave.

Skills

Office experience

MS Office (Outlook, Teams)

Interpersonal skills

Organisational skills

Adaptability / learning new tools

Tools

AV tools

Job description

Kearney is a leading global management consulting firm with people in more than 40 countries. For a century, we have been a trusted advisor to top businesses, government organisations, and non-profits. We pride ourselves on a collaborative, collegial, and supportive culture where every team member plays an integral role in our shared success.

About the Role

This is an excellent opportunity for a proactive and organised Office Assistant to join our Sydney office. As the first point of contact for employees, clients and visitors, you will help ensure the smooth day-to-day running of the office, coordinating facilities and supplies, supporting the EA team, and delivering a professional and welcoming workplace experience. This is a full-time, office-based role requiring attendance five days per week.

Key Responsibilities

• Front of House & Daily Operations: Serve as the central contact for clients, visitors, staff, and contractors, while managing security access passes and actioning the Sydney Admin mailbox.
• Facilities, Presentation & Supplies: Liaise with building management for maintenance and cleaning, uphold a clean-desk and presentation-ready office environment, and monitor/replenish stock for stationery, kitchen supplies, and social provisions.
• EA Team Support & Operational Cover: Provide administrative ad-hoc assistance to the EA team, including partner expenses, timesheets, updating the Sydney Admin Manual, and coordinating catering, venue sourcing, or celebration orders.
• Finance & Invoicing: Assist with processing Sydney vendor invoices and supplier payment documentation.
• HR & Events: Support HR with new hire inductions, training room setups, and hands-on logistics for office events and social committee activities.
• IT, AV & Safety: Deliver on-site assistance to the IT Manager, and act as an office Fire Warden and First Aid Officer (full training provided for IT support and safety roles).
• Ad hoc relief of Melbourne OA admin tasks during leave absences.

Attributes and Experience

• At least three years office experience
• Proficiency in Microsoft Office skills, particularly in Outlook and Teams.
• Excellent interpersonal and communication skills, with a friendly, professional, and client-service oriented approach.
• Strong organisational, multitasking, and proactive problem-solving skills with the ability to prioritise tasks and work independently.
• Willingness to learn new internal systems, AV tools, and operational procedures.

What We Offer

• A supportive, inclusive, and highly collaborative team environment.
• Structured onboarding and thorough training across technical and administrative functions.
• Opportunities to build broad experience across business operations, executive support, HR, and finance.
• Comprehensive private medical insurance for employees and their immediate family.
• Five weeks of annual leave.
• Generous parental leave for both primary and secondary carers.
• Gym membership and wellness discounts.
• Structured and on-the-job learning and development opportunities.

Equal Employment Opportunity and Non-discrimination

Kearney has long recognised the value that diversity brings to our business and the clients we serve. Our goal is to create a climate of opportunity, innovation, and success within Kearney that capitalises on the professional and personal diversity of our workforce. For these reasons, we recruit, hire, train, promote, develop, and provide other conditions of employment without regard to a person’s race, color, religion, sex, age, national origin, sexual orientation, gender identity or expression, veteran status, marital status, disability, or genetic information consistent with applicable laws. This includes providing reasonable accommodation for disabilities, or religious beliefs and practices.