A fantastic opportunity has arisen for a motivated and organised Administration Assistant to join the growing team at 1 Service Group.

1 Service Group delivers maintenance services across major infrastructure and commercial sites, including road tunnels, rail networks, and transport assets throughout Sydney.

This full-time position is based in our Castle Hill office and is ideal for someone looking to build a long-term career in administration. You will work closely with our management team, technicians, and clients, providing administrative support that helps keep our operations running efficiently.

About the Role

As an Administration Assistant, you will be responsible for:

- Data entry and maintaining accurate records
- Scanning, filing, and document management
- Assisting with the preparation of client reports
- Coordinating with field technicians and management to ensure reports are completed accurately and on time
- Proactively following up outstanding information and assisting with problem resolution
- Answering and directing incoming phone calls
- General office administration and support duties

This is a full-time position, Monday to Friday, 7:30am - 4:00pm, based in our Castle Hill office.





To Be Successful You Will Have

- Excellent written and verbal communication skills
- Strong keyboard and computer skills
- Experience using Microsoft Office (Word, Excel and Outlook)
- Ability to quickly learn new software and computer systems
- High attention to detail and accuracy
- Excellent organisational and time management skills
- Ability to prioritise tasks and work in a quick-paced environment
- A professional attitude with strong problem-solving skills
- Ability to work both independently and as part of a team
- A positive attitude and willingness to learn

What We Offer

- Full-time, stable employment
- On-the-job training and ongoing support
- Opportunity to develop your administration career within a growing company
- Friendly and supportive team environment
- Modern office based in Castle Hill
- Opportunities for career progression as the business continues to grow

If you are organised, reliable, and looking to start or grow your career with a successful and expanding company, we'd love to hear from you.

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📌 Administration & Office Support (The Hills Shire)
🏢 1 Service Group
📍 The Hills Shire