Senior Network Engineer

Launch Recruitment - IT Recruiting; Brisbane; On-site; AUD 120,000 - 160,000; Full time

Job summary

Launch Recruitment - IT Recruiting in Brisbane is seeking a Senior Network Engineer (L3 SME) for a long-term managed services engagement. You will act as the technical SME and L3 escalation point for complex routing and switching issues, ensuring stability of large-scale Cisco environments.

The role emphasizes incident resolution, RCA, governance, change management, and mentoring junior engineers. OT/industrial infrastructure experience is highly valued.

Qualifications

• 8+ years' experience as a Network Engineer in enterprise, managed services or critical infrastructure environments.
• Experience supporting OT/industrial environments such as utilities, mining, energy, or manufacturing.
• Strong Cisco routing and switching expertise and L3 escalation capability.
• Experience managing major incidents and applying RCA and governance.

Responsibilities

• Act as the L3 escalation point for complex network incidents.
• Troubleshoot routing and switching across large-scale environments.
• Perform root cause analyses for major incidents and ensure resilient operations.
• Review and approve network changes and maintain configuration standards.
• Mentor engineers and contribute to service improvement initiatives.

Skills

Cisco routing

Cisco switching

L3 escalation

Incident resolution

Root cause analysis

Change management

Network monitoring

Mentoring staff

Tools

ServiceNow

Network monitoring tools

Job description

Launch Recruitment - IT Recruiting – Brisbane QLD

Contract

2d ago , from Launch Recruitment - IT Recruiting

We are partnering with a large enterprise operating critical network infrastructure and are seeking an experienced Senior Network Engineer (L3 SME) to join a long-term managed services engagement.

This role will suit someone who enjoys solving complex network challenges, acting as the senior escalation point for critical incidents, and ensuring the stability and performance of large-scale Cisco environments.

About the Role

As the Senior Network Engineer, you will serve as the technical SME and L3 escalation point for complex routing and switching issues. You will play a key role in incident resolution, root cause analysis, operational governance, network compliance, and mentoring junior engineers.

Key responsibilities include:

• Acting as the L3 escalation point for complex network incidents


• Troubleshooting routing and switching issues across large-scale environments


• Performing root cause analysis (RCA) for major incidents


• Supporting network stability, resilience and operational excellence


• Reviewing and approving network changes


• Maintaining network standards and configuration compliance


• Working closely with security, load balancing and infrastructure teams


• Mentoring and supporting engineers within the wider operations team


• Contributing to service improvement initiatives and operational reporting

What We're Looking For

Essential Experience

• 8+ years' experience as a Network Engineer within enterprise, managed services or critical infrastructure environment


• Experience supporting Operational Technology (OT), industrial, utilities, mining, energy, transport, manufacturing or critical infrastructure environments


• Strong Cisco routing and switching expertise


• Experience acting as an L3 escalation point for complex incidents


• Advanced troubleshooting capabilities across Layer 2 and Layer 3 technologies


• Experience managing major incidents and service restoration activities


• Strong understanding of change management and operational governance

Technical Skills

• Cisco Catalyst Switching


• BGP


• OSPF


• EIGRP


• STP / RSTP / MST


• HSRP / VRRP


• Network monitoring and compliance tools


• ServiceNow or similar ITSM platforms

Certifications

• CCNP Enterprise or equivalent


• CCIE highly regarded

Highly Desirable

• Managed services experience


• Experience within highly available production environments