Systems Administrator - Defence Projects

About the role

Leidos Australia supports Defence with systems integration projects that build, develop and support military solutions. As a Systems Administrator you will support a strategically important Defence capability across three Tactical Data Link (TDL) and network engineering projects, helping Joint Command and Control (JC2) and Joint Data Network (JDN) environments with testing, interoperability, accreditation and network design work.

Key responsibilities

• Support and administer enterprise Windows Server, Linux, virtualisation and VDI environments used for TDL, platform and software testing.
• Maintain Active Directory, VMware ESX, Hyper-V, Omnissia Horizon, Citrix Virtual Apps and Desktops, storage, backup and recovery.
• Work with Defence stakeholders, technical specialists, vendors and project teams on TDL interoperability, Link 16 network design and technology refresh.
• Contribute to infrastructure projects, disaster recovery exercises, cyber security compliance and operational support in a secure environment aligned with Whole of Australian Government ICT security requirements and Defence accreditation.

Required profile

• Experience supporting and administering Microsoft Windows Server and Linux in complex enterprise environments.
• Experience maintaining enterprise server, desktop and infrastructure platforms in medium to large organisations.
• Ability to work independently and in a multidisciplinary team, with strong written and verbal communication.
• Understanding of Whole of Australian Government ICT security requirements, ACSC ISM controls and cyber assurance frameworks.
• Minimum NV2 security clearance.

Required skills

• Active Directory, Group Policy, DNS, DHCP and multi-domain administration.
• Hyper-V and VMware ESX, including VM provisioning and lifecycle management.
• Omnissia Horizon, Citrix VDA or similar VDI; storage, backup and recovery (NetApp and Veeam preferred).
• Advantageous: Docker, PowerShell scripting, MECM/SCCM, TCP/IP, VLANs, VPNs, routing, switching and firewall.
• Advantageous: ITIL Foundation, Microsoft or Citrix certifications.

What we offer

• Flexible arrangements including Life Days (up to 12 extra days off per year), part-time, job sharing and compressed hours.
• Free access to Headspace and MeQuilibrium, plus wellness spaces.
• Over 120,000 on-demand courses and technical, project management and leadership development.