Network Administrator

Kaizen Global Technologies

Australia · Full-time · Mid-Senior

Role Overview:

We are seeking an experienced Network Administrator to manage and optimize our enterprise network infrastructure. You will be responsible for ensuring high availability, performance, and security across F5 devices, DNS systems, routers, switches, and firewalls while driving automation initiatives using Ansible and scripting.

Role Responsibilities:

Manage and upgrade F5 devices – GTM, LTM, WAF, VPN, Load Balancers
Administer Infoblox DNS infrastructure and upgrades
Configure and troubleshoot Juniper MX/SRX/QFX and Cisco Nexus 5K/7K
Implement Routing Protocols – OSPF, BGP, MPLS, Segment Routing
Manage Switching Protocols – STP, RSTP, MC-LAG, VPC
Configure Virtual Routers, VRFs, VDCs, and IPSec Tunnels
Manage Firewalls, Wireless Controllers, Access Points
Support SDI, ACI, DC Gateway technologies
Automate operations using Ansible across network devices
Administer AAA, SNMP, and monitoring tools (Skybox)

Skills Required:

8–10 years enterprise network administration experience
Expertise in F5, Infoblox, Juniper, Cisco Nexus
Strong routing/switching protocols knowledge
Ansible Automation and Python/JavaScript scripting
Certifications: CCNP, CCNA (Preferred)

Key Skills

Ranked by relevance

firewalls ansible routers dns network administration high availability switches wireless ipsec nexus ccna ccnp ospf snmp mpls vpn bgp stp aci

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