Senior Network Engineer - Systems Integrator

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Join a leading Australian data centre operator delivering Tier III (N+1) colocation facilities across metropolitan and regional locations. The organisation supports a diverse range of industries, including telecommunications, IoT, transport, healthcare, cloud services, and digital technology providers, with reliable and scalable infrastructure solutions. This opportunity is ideal for a Senior Network Engineer looking to take ownership of complex WAN and data centre network environments within a growing infrastructure organisation.

You'll lead technical delivery across the customer lifecycle, from solution design and project implementation through to ongoing support, combining hands-on engineering with customer engagement and technical leadership. Don’t miss out on this exciting opportunity and apply today! Responsibilities: Design, implement and support enterprise and carrier-grade WAN and data centre network solutions, ensuring high availability, scalability and operational resilience.

Design and maintain complex routing architectures using technologies such as MPLS, BGP and EVPN/VXLAN to support customer and internal network infrastructure. Plan fibre routes and inter-site connectivity for new customer deployments, ensuring resilient network paths, capacity planning and seamless integration into existing infrastructure. Lead technical discovery workshops with customers, gathering business and technical requirements before translating them into practical network solutions.

Produce High-Level Designs (HLDs), Low-Level Designs (LLDs) and implementation documentation to support successful project delivery and operational handover. Take ownership of customer onboarding projects, ensuring new services are successfully integrated into the existing network infrastructure. Act as the technical lead throughout the full project lifecycle, providing technical guidance from solution design through to implementation, testing and transition into production.

Collaborate closely with project managers, operations teams, facilities teams and third-party vendors to ensure projects are delivered on time and to a high technical standard. Provide technical expertise during customer meetings, solution presentations and RFP responses, acting as a trusted technical advisor throughout the engagement. Troubleshoot and resolve complex routing, switching and transport-related issues across large-scale production environments, ensuring minimal service disruption.

Provide senior technical support and mentorship to engineering teams while acting as an escalation point for complex networking issues. Requirements: We're looking for an experienced Network Engineer with a strong background designing, implementing and supporting enterprise or service provider network environments. Experience with the following technologies and disciplines will be highly regarded: Strong expertise in enterprise and carrier-grade routing and switching.

Hands-on experience designing and supporting MPLS environments. Advanced knowledge of BGP routing within enterprise or service provider networks. Experience designing and deploying EVPN/VXLAN network fabrics. Strong understanding of enterprise WAN technologies and resilient network architecture. Experience with fibre infrastructure, transport networking and physical connectivity. Hands-on experience with Cisco, Juniper and/or Arista networking platforms.

Experience designing highly available, resilient network solutions. Strong experience producing High-Level Designs (HLDs), Low-Level Designs (LLDs) and implementation documentation. Excellent troubleshooting skills across complex production networking environments. Benefits: Join a rapidly growing organisation investing heavily in its network infrastructure and engineering capability. Work on large-scale enterprise, carrier and data centre networking projects using modern networking technologies.

Take ownership of projects from customer discovery and solution design through to implementation and operational handover. Work alongside a highly experienced engineering team whilst remaining customer-facing and technically hands-on. Play a key role in delivering critical infrastructure that supports enterprise customers across multiple industries. Salary: Competitive salary based on experience and qualifications