We are seeking an experienced Data Network Engineer to join a high performing technology team supporting one of Queensland’s largest and most complex operational network environments. This role will play a critical part in maintaining and enhancing the network infrastructure that underpins essential services, ensuring high levels of availability, security, resilience and performance across enterprise and operational technology environments.

This is an excellent opportunity to contribute to major infrastructure initiatives, working across multiple workstreams including enterprise networking, cloud connectivity, cyber security, operational technology environments, network automation and infrastructure lifecycle management.

Key Responsibilities

- Design, implement and support enterprise WAN, LAN and data centre network environments.
- Manage and maintain Juniper and Cisco routing, switching and firewall infrastructure.
- Design and support cloud and hybrid network solutions across on-premise and cloud environments.
- Configure, manage and troubleshoot BGP, OSPF, MPLS, VXLAN and EVPN technologies.
- Support network security initiatives including firewalls, VPNs, segmentation and remote access solutions.
- Investigate and resolve complex network incidents across multi-vendor environments.
- Support network monitoring, performance optimisation and configuration management activities.
- Develop and maintain technical documentation, network diagrams and operational procedures.
- Identify opportunities to improve operational efficiency through automation, scripting and Infrastructure-as-Code practices.
- Work closely with architects, technical teams, vendors and business stakeholders to deliver secure and reliable network services.

About You

You will bring strong experience as a Data Network Engineer working across complex, enterprise-scale environments, with the ability to manage critical network infrastructure supporting highly available operational services.





You are a hands on engineering professional with deep technical expertise across networking, security and cloud connectivity, combined with strong stakeholder engagement and problem-solving capabilities.

Essential Experience

- Strong experience supporting Juniper and Cisco routing, switching and firewall technologies.
- Advanced knowledge of BGP, OSPF, MPLS, VXLAN and EVPN.
- Experience designing and supporting enterprise WAN, LAN and data centre environments.
- Strong cloud and hybrid networking experience.
- Proven capability across network security, including VPNs, segmentation and access controls.
- Experience troubleshooting complex network and infrastructure issues within multi-vendor environments.
- Experience with network monitoring, performance management and operational support tools.
- Knowledge of ITIL processes including Incident, Change, Problem and Configuration Management.
- Solid technical documentation and stakeholder communication skills.

Highly Regarded

- Experience supporting Operational Technology (OT), industrial, utilities, transport or other critical infrastructure environments.
- Network automation and scripting experience using Python, PowerShell or APIs.
- Exposure to cloud networking and cloud integration services.
- Experience with network telemetry, monitoring and automated operational processes.
- Experience working across geographically distributed sites and infrastructure.

Relevant networking, security or cloud certifications.

What’s on Offer

- Initial contract with strong extension potential
- Opportunity to work across multiple high impact projects
- Exposure to large scale enterprise and critical infrastructure networks
- Opportunity to work with modern networking, cloud and security technologies

If you are an experienced Data Network Engineer with strong enterprise networking expertise across Cisco, Juniper, cloud networking and network security, we'd love to hear from you. For confidential information, please contact ****@mtr.com.au

📌 Data Network Engineer (Brisbane)
🏢 Mu0026T Resources
📍 Brisbane