Senior Network Security Engineer | Network & Security Ops Lead

Cube Networks; City of Melbourne; On-site; AUD 120,000 - 160,000; Full time

Job summary

Cube Networks in Melbourne seeks a Senior Network Security Engineer to deliver expert security and network support across core routing and switching, wireless, and application security. This permanent role sits within the Managed Service Team and requires clear, confident communication with customers.

You will log incidents in ITSM, monitor events, diagnose escalated issues, and work with Palo Alto/Juniper Cisco security products and load balancers such as F5 or NetScaler.

Qualifications

• Minimum 5 years of customer-facing networking/security experience.
• Hands-on lifecycle management of core network, wireless, and security technologies.
• Experience with Palo Alto or Juniper routing and switching.
• Cisco security products experience (ASA, ISE) preferred.
• Load balancing experience with F5 or NetScaler.

Responsibilities

• Log incidents into ITSM and classify by entitlement/SLA.
• Log and triage incidents and service requests by priority/impact.
• Proactively monitor events and record alerts from network tools.
• Diagnose and resolve escalated 2nd-level incidents.
• Handle incoming incidents professionally via phone and email.

Skills

5+ years customer-facing experience

5+ years hands-on core network

Load balancing experience

Palo Alto/Juniper routing & switching

Cisco ASA/ISE experience

F5/NetScaler experience

Education

Palo Alto PCNSE / JNCIA/JNCIE / ASA / ISE certifications

Tools

ServiceNow

SolarWinds

Nagios

F5

NetScaler

Job description

Cube Networks in Melbourne seeks a Senior Network Security Engineer to deliver expert security and network support across core routing and switching, wireless, and application security. This permanent role sits within the Managed Service Team and requires clear, confident communication with customers.

You will log incidents in ITSM, monitor events, diagnose escalated issues, and work with Palo Alto/Juniper Cisco security products and load balancers such as F5 or NetScaler.