Senior Data Centre Network Engineer – Sydney, New South Wales, Australia

Axiom Technologies is an Australia-based entity with a history of providing Managed IT solutions to medium- to large-scale enterprises globally. Please visit our website for more information about what we do at www.axiomtechnologies.com

We are looking for a Senior Data Centre Network Engineer to lead the design, build, migration, and stabilisation of a major data centre network transformation programme.

The role requires strong hands-on expertise in Cisco Nexus, VXLAN EVPN, Cisco ACI, BGP EVPN, NDFC, and hybrid cloud connectivity, along with the ability to independently manage technical workstreams and lead complex migrations.

Key Responsibilities

• Design and implement Cisco Nexus Spine-Leaf VXLAN EVPN fabrics, including underlay, overlay, VRFs, VNIs, BUM replication, route leaking, and external connectivity.
• Review architecture, identify technical gaps and risks, and recommend improvements.
• Translate existing network configurations and policies into target-state designs.
• Lead fabric build, provisioning, validation, compliance, and lifecycle activities using Cisco Nexus Dashboard/NDFC.
• Develop migration strategies, dependency maps, migration waves, cutover/rollback plans, and test procedures.
• Lead migration cutovers, troubleshooting, hypercare, and operational handover.
• Support AWS Direct Connect and Azure ExpressRoute, including routing, peering, and redundancy.
• Manage CAB, risk assessments, implementation plans, and post-implementation reviews.
• Maintain technical documentation, including HLD/LLD, IP plans, network diagrams, migration runbooks, and as-built documents.
• Act as a technical escalation point and mentor other engineers.

Required Skills & Experience

• 8+ years of enterprise network engineering experience, with 4+ years in data centre networking.
• Strong production experience with Cisco Nexus VXLAN EVPN.
• Hands-on Cisco ACI experience covering EPGs, contracts, BDs, VRFs, segmentation, and external connectivity.
• Advanced knowledge of ** BGP **

What next? 

If you are looking for the next challenge in your career and wish to apply for this role, please forward your resume to careers.au@axiomtechnologies.com