Senior Network Engineer

Data#3 Ltd; Perth; Hybrid; AUD 140,000 - 180,000; Full time

Job summary

Data#3 is expanding its Managed Services team in Perth. We are seeking a Senior Network Engineer to act as a technical advisor on complex networking environments, delivering strategic guidance and solution recommendations.

This hybrid role fits candidates who thrive in fast-paced environments and enjoy shaping modern network architectures. You will lead investigations, implement automation, and partner with customers to optimise performance, reliability and cost efficiency within Data#3's

Qualifications

• Senior network engineering experience in complex environments.
• Ability to design, deploy and optimise large-scale networks.
• Strong documentation and Change/Incident management capability.

Responsibilities

• Advise customers on strategic network solutions across complex environments.
• Identify opportunities for automation and standardisation.
• Lead investigation and resolution of major incidents and outages.
• Provide value-driven solutions within Data#3 delivery capability.
• Document site schematics and change control records.
• Analyze customer environments to improve efficiency and reduce costs.
• Operate environments under ITIL processes including Change, Incident, Problem and Capacity management.
• Meet SLAs and manage time to complete tasks.
• Perform datacentre visits for troubleshooting and upgrades.

Skills

Cisco Switching / Nexus / Catalyst

Security / Cisco ISE

Routing / WAN / BGP / OSPF / IPSEC VPN

PTP / Cisco WLC / Meraki Wireless

IT/OT Networking Experience

Tools

Infoblox / IPAM

Cambium / Maestro

Cambium APT

Starlink

Azure Networking

CloudFlare / WARP

Job description

Job Description

• Join our high performing, and expanding Managed Services Team
• Perth - Hybrid working
• Employer of Choice – 11 years in a row!

Data#3 Managed Services team is growing! And we are looking for an experienced Senior Network Engineer to join our team.

Key Responsibilities

• Act as a senior technical advisor for customers, providing strategic guidance and solution recommendations across complex network environments.
• Identify opportunities for service improvement, automation, standardisation, and technology modernisation.
• Lead the technical investigation and resolution of complex incidents, problems, and major outages.
• Provide customers with value solutions, to meet their needs, within Data#3's delivery capability.
• Produce, manage and adhere to documentation e.g. site schematics, change control documents.
• Analyse customer environments and make proactive recommendations to improve efficiency, performance and/or reduce costs.
• Operate customer environments within the ITIL quality framework including Change, Incident, Problem and Capacity management.
• Resolve customer incidents, problems and requests to required service level targets.
• Liaise with customers to perform incident analysis and problem resolution management, to required service targets, defining and recommending appropriate technology solutions where no precedent solution is available.
• Manage time in a manner to ensure all tasks are completed within agreed SLA and time frames.
• Perform datacentre visits for troubleshooting failures, perform upgrades, and fulfil business requirements.

Key Technical Skills

• Cisco Switching / Cisco Nexus, Catalyst, IE switches / VLAN / STP / HA & vPC experience
• Security / Cisco ISE Authentication experience
• Routing / WAN / BGP / OSPF / IPSEC VPN S2S and Remote Access experience
• PTP / Cisco WLC & Meraki Wireless Networking experience
• IT/OT Networking Experience

Good to have skills

• Infoblocks or similar DDI/IPAM experience
• Cambium / Maestro
• Cambium APT experience
• Starlink
• Azure Networking
• CloudFlare / WARP

Who is Data#3?

Voted HRD's Employer of Choice for the last 11 years and named one of Australia’s Best Workplaces in Technology by Great Place To Work® in 2025, Data#3's culture is built on five core values; Honesty, Excellence, Agility, Respect, and Teamwork (HEART). These values are integral to the way Data#3 works internally and externally with our customer.

At Data#3, we value diversity, equity, and inclusion as key to a thriving workplace. We are committed to building a culture where everyone feels welcome, respected, and valued—and we encourage your application.

Please note that Data#3 will request as part of the recruitment process, reference checks and verification of your right to work in Australia. You may also be required to undertake background checks and police checks for security clearance pertaining to specific job requirements.

REF: KISH114249

Data#3 will request as part of the recruitment process reference checks and verification of your right to work in Australia. All final applicants for this position will be asked to consent to a police check. Please note that applicants with criminal records will not automatically be excluded from the recruitment process. Each application will be considered on its merits and inherent requirements of the role.