Job Description
We are seeking an experienced Network Operations Specialist based in Sydney for a long term contract to lead and own the day-to-day operational performance of our enterprise network environment. This role is critical to ensuring the stability, resilience and continuous improvement of core network services across LAN, WAN, Cisco SD-WAN, wireless and network security.
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About the Role
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You will be responsible for overseeing network operations, leading incident response, managing vendor performance, and ensuring robust operational governance. Acting as a key escalation point, you'll work closely with internal stakeholders and external partners to deliver reliable, secure and high-performing network services in a complex enterprise environment.
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Key Responsibilities
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Network Operations Ownership
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Own the day-to-day operational performance of the enterprise network across LAN, WAN, Cisco SD-WAN, wireless and network security services.
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Lead and coordinate responses to major incidents, ensuring timely restoration, clear communication and effective escalation.
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Drive problem management, root cause analysis and preventative actions to reduce repeat incidents and improve service stability.
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Provide on-call support as part of a roster and support war room activities during critical operational events.
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Act as the key operational escalation point for managed service providers and technology partners.
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Hold vendors accountable for service delivery, SLAs, quality outcomes and remediation actions.
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Monitor vendor performance,



identify service gaps and drive corrective actions where standards are not met.
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Change Management & Operational Excellence
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Ensure strong governance across incident, problem, change and lifecycle management processes.
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Support the transition of projects and current services into operations, ensuring documentation, support models and operational readiness are established.
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Develop, maintain and continuously improve network operational procedures, standards and tested configuration states.
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Stakeholder Engagement
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Work closely with service owners, infrastructure teams, solution architects and senior leadership to align operations with the enterprise roadmap.
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Communicate technical issues, risks and service impacts clearly to both technical and non-technical stakeholders.
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Foster collaboration and promote a culture of continuous improvement and operational excellence.
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Technical Leadership & SME Support
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Provide subject matter expertise for complex network troubleshooting across Cisco-based enterprise environments.
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Support provisioning, installation, operation, patching, upgrades and performance testing of network services.
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Maintain accurate network documentation, inventory records, patch schedules, service procedures and performance reporting.
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Key Relationships
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Internal
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Senior Managers
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Service Owners
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Infrastructure & Cyber Security Teams
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Solution Architects
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External
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Managed Service Providers
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Infrastructure Service Providers
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Skills & Experience
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8-10+ years' experience in enterprise network operations and/or senior network engineering roles.
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Experience in enterprise network across LAN, WAN, Cisco SD-WAN, wireless and network security services.
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Strong operational experience across Incident, Problem, Change and Lifecycle Management in an ITIL-aligned environment.
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Proven experience managing vendors, MSPs and customer-facing operational outcomes.
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Hands-on troubleshooting expertise across Cisco hardware and software, with a solid understanding of TCP/IP and enterprise networking principles.
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Exposure to cloud environments and a strong understanding of operational risk, resilience and service continuity.
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Excellent communication, stakeholder engagement and problem-solving skills.
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Ability to make sound decisions and perform effectively in a high-pressure, 24x7 operational environment.
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Additional Requirements
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Participation in an on-call support roster is required.
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Ability to work collaboratively while taking clear ownership of outcomes.
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📌 Network Operations Specialist (New South Wales)
🏢 Ntt Data
📍 New South Wales