Senior Network Security Engineer : 12 Month Daily Rate Contract

seek.com.au; Melbourne; On-site; AUD 185,000 - 314,000; Full time

Job summary

seek.com.au is seeking a highly experienced Senior Network Security Engineer for a 12-month daily rate contract to lead a major network and security transformation in Australia. The role focuses on SD-WAN rollout, infrastructure refresh, SIEM and endpoint security capabilities across multiple sites.

You will work with external service providers, provide technical oversight and support both project delivery and ongoing operations, ensuring timely delivery and robust security controls.

Qualifications

• Extensive hands-on network engineering with 10+ years' experience.
• Proven SD-WAN implementation and rollout track record.
• Strong routing, switching, firewall, and network protocol expertise.
• Experience working with vendors/ MSPs on large-scale networks.
• Experience SIEM technologies (e.g., Splunk, Sentinel).
• Experience endpoint security tech (Defender, CrowdStrike).
• Ability to own technical outcomes in complex environments.

Responsibilities

• Oversee and support the SD-WAN rollout across 250+ sites.
• Support deployment, configuration, testing and migration of routers, switches and related infra.
• Collaborate with external MSPs, reviewing designs and rollout activities.
• Establish monitoring to provide visibility into network health and performance.
• Contribute to SIEM implementation and configuration.
• Contribute to endpoint security capabilities deployment.
• Support ongoing network performance and incident resolution.

Skills

SD-WAN

Routing

Switching

Firewalls

SIEM

Endpoint security

Network monitoring

Vendor management

Tools

Splunk

Microsoft Sentinel

CrowdStrike

Fortinet

Job description

Senior Network Security Engineer :: 12 Month Daily Rate Contract

Want to be part of a major network and security transformation where you can make a real impact?

Looking for a contract that offers more than just business as usual network engineering?

We're working with a leading Australian organisation undergoing a major network and security transformation.

This is an initial 12-month contract with the opportunity to play a key role in a large-scale SD-WAN rollout, network infrastructure refresh and the introduction of new network monitoring, SIEM and end point security capabilities.

We're looking for a highly experienced, hands‑on Network Security Engineer who can work closely with external service providers, provide technical oversight and support both project delivery and ongoing network operations.

What you'll be doing

• SD-WAN Transformation: Oversee and support the SD-WAN rollout across approximately 250 + sites.
• Network Infrastructure Refresh: Support the deployment, configuration, testing and migration of routers, switches and associated network infrastructure.
• Vendor Management: Work closely with the external managed service provider, reviewing technical designs, configurations and rollout activities.
• Network Monitoring: Help establish monitoring and management tools to provide visibility into network health, availability and performance.
• SIEM Implementation: Contribute to the implementation and configuration of SIEM capabilities.
• Endpoint security uplift: Contribute to the implementation and configuration of endpoint security capabilities.
• Network Operations: Support ongoing network performance, troubleshooting, incident resolution and continuous improvement.

Want to be part of a major network and security transformation where you can make a real impact?

Looking for a contract that offers more than just business as usual network engineering?

We're working with a leading Australian organisation undergoing a major network and security transformation.

This is an initial 12-month contract with the opportunity to play a key role in a large-scale SD-WAN rollout, network infrastructure refresh and the introduction of new network monitoring, SIEM and end point security capabilities.

We're looking for a highly experienced, hands‑on Network Security Engineer who can work closely with external service providers, provide technical oversight and support both project delivery and ongoing network operations.

What you'll be doing

• SD-WAN Transformation: Oversee and support the SD-WAN rollout across approximately 250 + sites.
• Network Infrastructure Refresh: Support the deployment, configuration, testing and migration of routers, switches and associated network infrastructure.
• Vendor Management: Work closely with the external managed service provider, reviewing technical designs, configurations and rollout activities.
• Network Monitoring: Help establish monitoring and management tools to provide visibility into network health, availability and performance.
• SIEM Implementation: Contribute to the implementation and configuration of SIEM capabilities.
• Endpoint security uplift: Contribute to the implementation and configuration of endpoint security capabilities.
• Network Operations: Support ongoing network performance, troubleshooting, incident resolution and continuous improvement.

What we're looking for

• Extensive hands‑on Network Engineering experience, ideally 10+ years.
• Proven experience implementing and rolling out SD-WAN solutions.
• Strong technical expertise in routing, switching, firewalls and network protocols.
• Experience with network configuration, deployment, troubleshooting and infrastructure upgrades.
• Experience working alongside vendors or managed service providers on large scale network projects.
• Experience implementing SIEM technologies such as Splunk, Microsoft Sentinel or similar.
• Experience implementing endpoint security technologies such as Microsoft Defender or CrowdStrike or similar.
• Experience with network monitoring and management tools.
• MPLS to Fortinet SD-WAN migration experience would be advantageous

This role would suit an experienced Network Security Engineer who enjoys being hands‑on, has implemented SIEM and endpoint security solutions and is working across complex network environments and likes taking ownership of technical outcomes.