Senior Enterprise Network Engineer – Cloud & Security

Zone IT Solutions; Sydney; On-site; AUD 90,000 - 150,000; Full time

Job summary

Zone IT Solutions in Sydney is seeking an experienced Network Engineer with expertise in enterprise networking, routing and switching, security and hybrid cloud environments to design and manage complex infrastructure solutions.

You will design, deploy, and configure enterprise networks across LAN, WAN and data centres, architect routing/switching using BGP/OSPF/MPLS, secure firewalls and VPNs, and support cloud integration (AWS/Azure).

Qualifications

• 4+ years of experience in Enterprise Network Engineering or Advanced Infrastructure Administration.
• Deep understanding of core networking protocols, switching matrices, and multi-vendor hardware (Cisco, Aruba, or Juniper).
• Experience with cloud networking constructs (AWS VPC or Azure VNet).
• Strong background in security deployment, firewalls, and preparing Low-Level Design (LLD) documents.

Responsibilities

• Design, deploy, and configure complex enterprise environments across LAN, WAN, and Data Centres.
• Architect and maintain routing and switching architectures using protocols like BGP, OSPF, and MPLS.
• Configure, monitor, and troubleshoot next-generation firewalls, VPNs, and network access control systems.
• Support and scale network workloads across hybrid environments and public clouds (AWS/Azure).
• Conduct LLD drafting and investigate deep system, routing, and connectivity bottlenecks.

Skills

Enterprise networking

Routing & switching

Network security

Firewalls

Hybrid cloud environments

LLD drafting

Tools

Cisco devices

Aruba devices

Juniper devices

Job description

Zone IT Solutions in Sydney is seeking an experienced Network Engineer with expertise in enterprise networking, routing and switching, security and hybrid cloud environments to design and manage complex infrastructure solutions.

You will design, deploy, and configure enterprise networks across LAN, WAN and data centres, architect routing/switching using BGP/OSPF/MPLS, secure firewalls and VPNs, and support cloud integration (AWS/Azure).