Key Role
The successful candidate will play a pivotal role in ensuring the stability, security, and scalability of critical defence simulation and fleet battle systems.
* Administer and maintain Windows Server 2022 and Red Hat Enterprise Linux 8 systems.
* Manage Active Directory, Group Policy, DNS, DHCP, and implement system hardening.
* Configure and optimise Hyper-V and VMware environments.
* Oversee Veeam Backup & Replication, including disaster recovery planning.
* Configure, monitor, and troubleshoot Cisco switches/routers and FortiGate firewalls.
* Support and secure LAN, WAN, and VPN infrastructure.
* Integrate and support simulation systems using advanced simulation architectures.
* Ensure systems remain compliant with evolving Defence cyber standards.
* Monitor performance, apply patches, and automate tasks with PowerShell and Bash.
* Provide Tier 2/3 support and manage incident troubleshooting and resolution.
Essential Skills & Experience
* A minimum of 5 years' systems administration experience in medium-to-large IT environments.
* Strong expertise in Windows and/or Linux (RHEL) administration.
* Proven experience with Cisco networking and FortiGate firewalls.
* In-depth knowledge of AD, DNS, DHCP, and Group Policy.
* Hands-on experience with Hyper-V, VMware, and Veeam Backup & Replication.
* Solid grasp of networking protocols (TCP/IP, VLANs, routing, VPNs, multicast).
* Strong troubleshooting and problem-solving ability.
* Knowledge of cyber security practices and security awareness.
* Excellent communication and collaboration skills.
This is an opportunity to contribute directly to supporting Australia's naval operations with a passion for defence technology and the capability to operate in a highly secure environment.
Required Qualifications & Certifications
1. Certificate IV, Diploma, or higher in IT; or equivalent industry certifications such as:
* Microsoft Certified: Windows Server Administrator.
* Red Hat Certified System Administrator/Engineer (RHCSA/RHCE).
* VMware Certified Professional (VCP).
* Cisco CCNA/CCNP.
* Fortinet NSE 4+.
* Veeam Certified Engineer (VMCE).
* CompTIA Security+ or Network+
This position requires relevant qualifications and certifications to ensure the candidate has the necessary expertise to perform the duties required.