Job Description
Senior Network Engineer
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LOCATION
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Melbourne CBD
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WORK ARRANGEMENT
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Hybrid - 3-4 days on-site per week
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Position Summary
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The Senior Network Engineer is responsible for the design, implementation and support of enterprise network and infrastructure services across the organisation's IT and OT environments. The role combines hands-on technical delivery with technical leadership, ensuring network, cloud connectivity and security infrastructure remain reliable, secure and fit for purpose.
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Key Accountabilities
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Design, implement, maintain and support enterprise network and infrastructure services, including LAN, WAN, wireless, SD-WAN, firewalls, internet and cloud connectivity.
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Monitor infrastructure performance, availability, capacity and security, and resolve complex incidents through effective troubleshooting and root-cause analysis.
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Support Microsoft Azure networking and connectivity across cloud and hosted environments.
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Deliver infrastructure and network projects, technology upgrades and lifecycle activities.
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Maintain infrastructure standards, documentation, diagrams and operational procedures.
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Support network security, segmentation, vulnerability remediation, disaster recovery and business continuity across IT and OT environments.
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Contribute to cybersecurity and compliance requirements, including Essential Eight, AESCSF, ISA/IEC ***** and NIST.
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Manage telecommunications providers, technology vendors and managed service partners.
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Identify and implement opportunities for standardisation,



automation, optimisation and continuous improvement.
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Provide technical leadership, guidance and knowledge sharing across the technology team.
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Participate in critical incident response and out-of-hours support when required.
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Key Skills and Attributes
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Mandatory
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Strong knowledge of enterprise networking principles and technologies.
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Practical experience with switching, routing, wireless, firewalls, VPNs and network security.
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Strong understanding of TCP/IP, DNS, DHCP, BGP, OSPF and network segmentation.
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Experience supporting multi-site enterprise environments and WAN connectivity.
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Strong analytical, troubleshooting and problem-solving skills.
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Ability to manage competing priorities and work effectively in a dynamic operational environment.
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Solid communication, stakeholder engagement and collaboration skills.
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Customer-focused approach with a commitment to reliable and secure business outcomes.
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Ability to provide technical leadership and work collaboratively across IT and operational teams.
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Desirable
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Experience with Cisco, Aruba, Meraki, Fortinet, Palo Alto or equivalent technologies.
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Experience with SD-WAN and cloud networking.
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Knowledge of Microsoft Azure networking and connectivity.
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Experience with industrial networking and OT environments.
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Understanding of cybersecurity frameworks and secure infrastructure architecture.
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Experience with network monitoring, automation and scripting using PowerShell, Python or similar.
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Experience working in manufacturing or critical infrastructure environments.
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Qualifications and Experience
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Mandatory
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Relevant tertiary qualification in Information Technology, Network Engineering, Infrastructure Engineering or a related discipline, or equivalent industry experience.
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Minimum 4 years' experience in an Infrastructure Engineer, Network Engineer or similar role.
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Demonstrated experience supporting enterprise infrastructure and networking across multiple locations.
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Experience with network security technologies, firewalls and secure remote access.
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Experience troubleshooting complex infrastructure and network issues.
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Desirable
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Industry certifications such as Cisco CCNA/CCNP, Fortinet NSE 4 / FCP - FortiGate Administrator, Palo Alto Networks PCNSA/PCNSE, Aruba ACSA/ACSP, Cisco Meraki CMNA/CMNO, or Microsoft Certified: Azure Network Engineer Associate (AZ-700) or equivalent.
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Experience supporting Microsoft Azure networking environments.
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Experience working within critical infrastructure environments.
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#J-*****-Ljbffr

📌 Senior Network Engineer (Victoria)
🏢 Operandi Consulting
📍 Victoria