About Us
Hanwha Defence Australia (HDA) is a leading defence solutions provider delivering world-class capability across armoured vehicles, artillery systems, air defence and advanced technologies.
As part of one of South Korea's largest and most influential defence organisations, we're helping shape the future of Australia's defence industry.
SIL Junior Systems Administrator
Looking to kick-start your IT career?
This is a rare opportunity to join a growing defence technology environment where you'll gain hands-on experience supporting secure ICT systems, enterprise infrastructure, and cutting-edge engineering programs.
Working within Hanwha Defence Australia's (HDA) Systems Integration Laboratory (SIL) from our Avalon facility.
You will gain hands-on experience supporting, administering, and maintaining classified ICT systems while learning from experienced technical professionals.
This is a unique opportunity to join a greenfield environment, where you will play a key role in helping establish and support new systems and processes from the ground up.
Whether you're a recent graduate or have recently completed an IT qualification, this role will give you the opportunity to learn, grow, and build a long-term career in the defence industry.
What You'll Be Doing:
Supporting Windows and Linux-based systems and networks
Assisting with server, workstation and virtual machine administration




Learning enterprise technologies including Active Directory, DNS, DHCP and Group Policy
Supporting software deployment, patch management and infrastructure maintenance
Contributing to cyber security, monitoring and system improvements
Working with technical specialists on exciting and meaningful defence projects
About You:
Recently completed or currently completing a qualification in IT, Computer Science, Engineering or a related field
Passionate about technology and eager to learn
Strong problem-solving and communication skills
Exposure to Windows, Linux, networking, scripting or cybersecurity is highly regarded
Able to work collaboratively in a structured and skilled
Why Join Us?
Learn from experienced industry professionals
Structured development and on-the-job training
Work on projects that contribute to Australia's defence capability
9-day fortnight
Flexible working arrangements
Professional development opportunities
Health & wellbeing program including Employee Assistance Program
Eligibility:
To be successful in this role, you must be an Australian Citizen and be eligible to obtain an Australian Government Security Clearance (NV1).
If you're looking for more than just your first IT job and want a role where you can learn, grow and make an impact, we'd love to hear from you.
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📌 Sil Junior Systems Administrator (Victoria)
🏢 Hanwha Defence Australia
📍 Victoria