Network Administrator – AGO GEO SPACES Program
Leidos Australia is seeking skilled Network Administrators to join our AGO GEO SPACES program, delivering advanced national security technology solutions in a secure, high‐compliance government setting.
Responsibilities
Manage and maintain network infrastructure hardware, including switches, routers, firewalls and wireless access points, to ensure high availability and performance.
Provide Level 2 and Level 3 incident response and resolution for network outages and complex connectivity issues, minimising disruption to business operations.
Implement and enforce network security policies, manage firewall rules and conduct ongoing monitoring to safeguard the network from unauthorised access and cyber threats.
Configure network devices and maintain accurate, up‐to‐date documentation of network topology, configurations and procedures.
Monitor network performance, identify bottlenecks and apply optimisation strategies to maintain optimal network health and capacity.
Qualifications
Solid understanding of core networking principles, including TCP/IP, DNS, DHCP,



VLANs and routing protocols such as OSPF and BGP.
Hands‐on experience working with enterprise‐grade networking hardware, including platforms such as Cisco, Juniper, Palo Alto and Fortinet.
Experience managing and troubleshooting network security devices and firewall policies.
Proven ability to use network analysis and monitoring tools, such as Wireshark and SolarWinds, to diagnose and resolve complex network issues.
Requirements
Australian Citizen holding an active TSPV security clearance and ability to be successful for DISA/OSA.
Applicants may also need to meet International Traffic in Arms Regulations (ITAR) requirements.
EEO Statement
Leidos Australia is an equal opportunities organisation and is committed to creating a truly inclusive workplace.
We welcome and encourage applications from Aboriginal and Torres Strait Islanders, culturally and linguistically diverse people, people with disabilities, veterans, neurodiverse people, and people of all genders, sexualities, and age groups.
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📌 Network Administrator Melbourne
🏢 Leidos Australia
📍 Melbourne