Contract: 12 months + 2 x 12-month extensions
Security Clearance: Active NV1 Essential

Position Overview

We are seeking experienced Lead Network Security Engineers to support the operation, maintenance and security uplift of critical network infrastructure within a secure Australian Government workplace. You will work alongside technical teams to strengthen network security, assess vulnerabilities and protect complex ICT systems against evolving cyber threats.

Key Duties
Implement, maintain and support physical and virtual network infrastructure.
Configure, test and maintain network hardware, software and security devices.
Assess network security architectures and recommend improvements.
Review network configurations and implement security enhancements.
Apply defence-in-depth principles to secure critical infrastructure.




Provide technical advice on network hardening and cyber security risks.

Skills and Experience Required
Minimum 5 years' experience in a cyber security role.
Robust experience with network security, firewalls, routers and servers.
Demonstrated ability to assess and improve network security architectures.
Experience securing network communications and device configurations.
Solid understanding of network protocols, security frameworks and defence-in-depth principles.
Experience with network monitoring tools and traffic analysis (desirable).
Ability to communicate technical concepts to stakeholders.
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📌 Lead Network Security Enigneers Canberra
🏢 Talent
📍 Canberra