Business Administration Officer

TBH; North Sydney Council; Hybrid; AUD 70,000 - 90,000; Full time

Benefits offered by this job

Flexible working

Inclusive culture

Parental leave

Career development

Health & wellbeing

Social events

Reward and recognition

Job summary

A leading consultancy firm in North Sydney seeks a Business Administration Officer to enhance administrative support across regional teams. The role involves managing data processes in Dynamics 365, overseeing office operations, and mentoring administrative staff. Candidates should possess strong organizational skills, 5+ years of administrative experience, and familiar title with Microsoft Office. This position offers flexible working arrangements and a supportive, inclusive workplace culture, contributing to personal and professional growth.

Qualifications

• 5+ years previous administrative experience with 2-3 years in an equivalent role.
• Intermediate skills in Microsoft Office, especially Word, Excel, Outlook, PowerPoint, SharePoint.
• Experience in conducting internal audits of quality systems is desirable.

Responsibilities

• Manage data entry and financial processes within D365.
• Provide administrative support including scheduling and document preparation.
• Assist the Office Manager and act as their trusted 2IC.
• Coordinate travel bookings, accommodation and transport.
• Support office operations, vendor relationships and reception duties.
• Assist with event coordination and onboarding processes.

Skills

Organizational skills

Communication skills

Problem-solving skills

Technical skills in Dynamics 365

Experience in administrative roles

Tools

Microsoft Office

Dynamics 365

SharePoint

Job description

At TBH, we dream of transforming communities and improving lives, by providing innovative solutions to our clients most complex problems.

We’re one of Australia’s largest privately owned, independent consultancy with an international footprint, and have been specialising in high-risk, large-scale and challenging projects since 1965.

As leaders in our field and trusted advisors, we have provided specialist project management services to the public and private sectors on over 8,000 landmark projects across Asia-Pacific and the Middle East.

TBH has been growing rapidly in Australia and internationally, but continues to be a connected, collaborative and supportive team. We have set our strategy looking ahead to 2030, to ensure we continue to meet the needs of clients and set ourselves up as a business for the future.

About the Opportunity

We’re looking for a highly organised and proactive Business Administration Officer to provide exceptional administrative support to our regional team and Corporate Services function. Reporting directly to the Office Manager, this role acts as a key support and natural 2IC, ensuring the smooth day‑to‑day running of the office and helping maintain high standards across all administrative processes.

You’ll play a central role in office coordination, process administration, and customer service, while also informally mentoring two administrative team members through day‑to‑day guidance, sharing knowledge, and helping embed best practice.

You’ll work closely with the Office Manager across a range of business activities and will bring strong technical capability, particularly with Dynamics 365 (D365), to maintain data accuracy and support financial and operational workflows.

Responsibilities include;

• A key component of this role is to manage data entry and financial processes within D365, including invoicing, timesheets, reconciliations, and transaction processing
• Provide high‑quality administrative support including scheduling, diary coordination, inbox management, recordkeeping, and preparing documents and presentations
• Assist the Office Manager and act as their trusted 2IC during busy periods or when delegated tasks
• Offer support and mentorship to two administrative team members to ensure consistent standards and knowledge sharing
• Maintain office operations including supplies, shared spaces, vendor relationships, mail, couriers, and reception duties
• Support event coordination including social, CSR, and DEI initiatives
• Assist with staff onboarding, promotions, exits, and SharePoint updates
• Maintain accurate records within the TBH Integrated Management System and support QA audit requirements
• Coordinate travel bookings, accommodation, and transport logistics
• Conduct internal project audits and ensure compliance with administrative processes
• Maintain databases, contact lists, and document archives in line with retention requirements
• Take ownership of administrative queries and resolve them with a customer‑focused approach

What you’ll bring

As our successful candidate you'll bring:

• 5+ years previous administrative experience with 2-3years experience in equivalent role
• Intermediate skills in Microsoft Office, particularly Word, Excel, Outlook, PowerPoint and SharePoint
• Experience in conducting internal audits of quality systems (desirable)
• Strong problem-solving skills
• Clear written and verbal communication ability
• Strong use of initiative with a focus on process efficiency
• Professional, reliable, and client-focused approach.

Why work at TBH

At TBH, we are ACHIEVEMENT and outcome focused, operating with aligned strategic intent and delivering on our promises to ensure optimum results for our clients. Additionally, our ONE TEAM culture drives us to operate with one way of working that fosters care and collaboration.

Through our strong values, TBH is committed to fostering an inclusive environment where everyone can feel comfortable to be their full selves at work. We value people from different backgrounds and all walks-of-life as we believe our collective experience inspires blue-sky thinking and creative solutions.

As a proud WORK180 Endorsed Employer for Women, we believe in gender equality and equal opportunity. You can view more about our company’s commitment to diversity, equity and inclusion here: https://work180.com/en-au/for-women/employer/tracey-brunstrom-hammond-tbh

What TBH can offer you

Along with a competitive salary plus bonus, and limitless opportunity to progress your career and passions with us, TBH also offers employees:

• Flexible working - we understand employees may need to adjust their working arrangements for personal reasons or to “work from anywhere” for a fixed or indefinite period.
• Inclusive culture - at TBH, we’re committed to fostering an environment where all individuals feel valued, respected, and empowered to thrive.
• Parental leave - we provide 16 weeks of parental leave for primary carers, and 3 weeks of parental leave for secondary carer.
• Career development - employees are supported with their career development through on-the-job training and mentorship, in-house training programs and financial support for approved industry institutions and associations.
• Health & wellbeing - all employees have access to our Employee Assistance Program, Telus Health, an independent, confidential service to help you to improve your health and wellbeing, resolve challenges and reach your goals. Annual flu vaccinations are also offered by TBH.
• Social events - a range of social events and company-sponsored sporting events take place throughout the year to help employees build connections with others across the organisation.
• Reward and recognition - TBH employees are recognised for their contributions through our Award programs, remuneration packages and promotion opportunities