Network Security Engineer

AC3 Pty Limited
Sydney, NSW
A$150,000 p/a + Superannuation
Information & Communication Technology → Engineering - Network
Full-time
Hybrid

Posted 6 days ago


Our client is seeking a Senior Network Engineer with strong firewall and security expertise to join their expanding and motivated team. The role will see you working extensively with Palo Alto firewalls (must-have), while also leveraging experience across Fortinet and broader networking technologies.

You’ll balance operational responsibilities with project delivery, supporting day-to-day BAU tickets as well as contributing to major transformations and migrations.

Responsibilities:

  • Manage, maintain, and improve firewall and network security services across customer environments
  • Work on BAU activities including admin changes, fault investigation, firmware upgrades, and escalation support (L3)
  • Lead and contribute to firewall migrations, security transformations, and new project deployments
  • Configure, implement, and support network and security devices including firewalls, switches, routers, and load balancers
  • Ensure managed environments meet or exceed operational SLAs
  • Provide input into the design, implementation, and continual improvement of secure technical solutions and services
  • Collaborate with customers and internal teams, ensuring clear communication across technical and business stakeholders

Experience:

  • 5+ years’ experience as a Senior Network Engineer with a strong focus on firewall and security
  • Must-have: Hands-on expertise with Palo Alto firewalls (configuration, troubleshooting, upgrades, migrations)
  • Additional experience with Fortinet firewalls highly desirable
  • Broader background with Cisco routing, switching, and Meraki solutions
  • IT qualifications in Networking and/or Security disciplines
  • Experience providing L2/L3 support across network and security incidents
  • Familiarity with automating routine IT processes
  • A current driver’s licence for on-site travel and project rollouts
  • Excellent communication and interpersonal skills to engage confidently with customers and project stakeholders

This is an exciting opportunity to deepen your expertise in firewall and network security while working across a diverse set of technologies, projects, and enterprise customers.


About AC3 Pty Limited

Sydney, NSW, Australia

This company does not have any further information provided at this time. We encourage you to research the company by searching for them to learn more about the company or role in question before applying.

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