Senior Network Security Architect

Location: Sydney CBD
Discipline: Cyber & IT Security
Job type: Full Time
Salary: $AU$1200 - AU$1300 per day
Contact name: Simon Mooney

Contact email: simonm@thenetworkit.com
Job ref: BBBH9973_1750143825
Published: 12 days ago

Senior Network Security Architect (Hybrid)
6-Month Contract | Likely Extension
Up to $1300/day inc. super

I'm helping an Australian-owned industry leader assist them in finding a Senior Network Security Architect to drive the design and delivery of next-generation secure network infrastructure.

You'll bring have a strong background in high-level network architecture, security design, and SD-WAN integration. You'll work closely with engineering and operational teams to shape secure, scalable, and robust network environments across enterprise and data centre domains.

What you'll be doing:

  • Lead the architecture and design of secure network solutions, across both greenfield initiatives and upgrades to existing infrastructure

  • Collaborate with infrastructure, cloud, and security teams to deliver scalable architectures using Cisco and Palo Alto technologies

  • Define high- and low-level designs for enterprise and data centre networks, with a focus on Cisco routing, switching, and ASA/Firepower

  • Drive the implementation of SD-WAN solutions (Cisco Viptela or Meraki) across distributed environments

  • Contribute to firewall design, segmentation strategies, and security zoning using both Cisco and Palo Alto platforms

  • Provide technical leadership and mentoring to engineers and architects within the team

  • Document architecture and transition plans, and support handover to operational teams

What experience/deliverables you'll bring:

  • 8+ years of experience in enterprise network engineering, with at least 3 years in senior or architecture-level roles
  • Proven experience as a senior network or security architect

  • Strong background in Cisco networks, firewalls, and SD-WAN design

  • Familiarity with Palo Alto firewalls and enterprise security principles

  • Solid understanding of BGP, OSPF, VPNs, and network segmentation

  • Ability to produce clear architecture documentation and mentor others