Network Security Tower Leader
About the client:
Our client is a major enterprise focused on delivering robust, secure, and compliant network infrastructure. This role is pivotal in leading network security strategy, operations, and team development within a critical environment.
About the role:
We are seeking a Network Security Tower Leader to drive the design, implementation, and optimisation of secure network infrastructures. You’ll lead a team of engineers, act as the bridge between project and BAU support, and ensure the highest standards of security and compliance across hybrid and multi-cloud environments.
Key Responsibilities:
• Act as the single point of contact (SPOC) for BAU operations, SOC/Network Security, and Cyber teams.
• Lead, mentor, and develop a team of network security engineers and analysts.
• Develop and execute comprehensive network security strategies aligned with business objectives and compliance requirements.
• Oversee the design, implementation, and maintenance of secure network infrastructures (firewalls, VPNs, IDS/IPS, proxies, load balancers).
• Lead incident response, investigation, and remediation, including post-incident reporting and process improvement.
• Coordinate vulnerability assessments, penetration tests, and security audits.
• Develop and enforce network security policies and procedures, ensuring compliance with regulatory standards (e.g., ACSC, SOCI).
• Oversee continuous monitoring and reporting of network security posture.
• Support firewall policy optimisation, threat profile implementation, and VPN migration.
• Participate in planning, cutover, and implementation meetings, including physical data centre visits during cutover activities.
Required Experience:
• 15+ years in network security roles, with at least 2 years in a leadership capacity.
• Extensive experience with firewalls, intrusion prevention systems, VPNs, web proxies, load balancers, and network design.
• Strong understanding of networking protocols (TCP/IP, DNS, HTTP/S) and cloud security principles.
• Hands-on experience with incident response, security forensics, and automation tools (Ansible, Power Automate, Tufin).
• Familiarity with regulatory and compliance frameworks (SOCI, ACSC) and utilities sector experience.
• Must hold a network certification and be hands-on with automation technologies.
• Mandatory on-site presence in Melbourne at least 3 days per week.
Desirable Skills:
• Experience with security automation and orchestration tools.
• Cloud platform security expertise (Azure).
• Advanced degree in Cybersecurity or related field.
• Industry certifications (CISSP, CISM, CISA, CCNP Security, Palo Alto, F5, Prisma, Illumio, etc.).
What’s on offer?
This is a leadership role based in Melbourne. You’ll play a key part in shaping and securing enterprise network infrastructure in a dynamic, high-impact environment.
How to Apply
Please upload your CV to apply. For direct enquiries about the role, contact Farbar Siddiq at farbars@whizdom.com.au
or 0489 922 211.
Suitable candidates will be contacted with next steps. You may be required to complete selection criteria as part of the application process.
