Location: RAAF Base Edinburgh, Adelaide, SA

Contract Duration: 2 months

Extension: Possible extension

Must have a Security Clearance to apply.

We are seeking an experienced ICT Systems & Network Administrator to support CMTN users, the Flight and Unit, and maintain and develop Air CMD&V; systems and networks within a Defence environment.

The successful candidate will have strong experience across Windows, Windows Server and networking, with the ability to take ownership of technical solutions from design and implementation through to security compliance and documentation.

This is a hands-on role requiring a balance of infrastructure engineering, cybersecurity implementation and day-to-day BAU support.

Key Responsibilities

- Design, develop and integrate dark networks and LIVE systems.
- Administer and troubleshoot Windows, Windows Server and Linux environments.
- Configure and maintain Palo Alto firewalls, switching and network segmentation.
- Implement cybersecurity controls in line with ISM, ASD and ACSC requirements.
- Build and maintain servers, including WSUS, and implement firewall rules and security solutions.
- Support virtualisation, desktop imaging, hardware refreshes, patching and account administration.
- Maintain JIRA services, network auditing tools, logging and endpoint security solutions.




- Develop and maintain technical documentation, SOPs, BLIs and accreditation documentation.
- Provide technical guidance, deliver training and facilitate knowledge transfer.
- Evaluate technical solutions and procurement options against performance and lifecycle requirements.

Essential Experience & Skills

- Minimum 4 years' experience in a similar ICT systems or network administration role.
- Robust Windows, Windows Server and networking skills.
- Experience implementing infrastructure solutions, security controls and technical configurations.
- Excellent troubleshooting, problem-solving and documentation skills.
- Ability to work independently, take ownership and manage competing priorities.
- Strong communication, customer service and stakeholder engagement skills.

Highly Desirable

- Relevant ICT qualifications in network administration or a related discipline.
- JIRA administration experience.
- Experience with VMware, NetApp storage and SQL Server.
- Strong Linux administration skills.
- Experience with Palo Alto firewalls, network security and endpoint protection.
- Understanding of ISM, ASD/ACSC cybersecurity requirements and Electronic Warfare concepts.

📌 Information Technology System Administrator (with Linux Experience) (South Australia)
🏢 Undisclosed
📍 South Australia