Senior Network Engineer

About the role

We are looking for a Senior Network Engineer with deep expertise in Cisco ACI to design, deploy and support large‑scale data‑centre networks for our customers across the EMEA region. You will work on cutting‑edge Application Centric Infrastructure solutions, leading complex transformation projects and helping organisations modernise their network fabric.

Key responsibilities

• Deploy, configure and maintain Cisco ACI fabrics using APIC and Nexus 9000 spine‑leaf architecture.
• Design and manage ACI policies including Tenants, VRFs, Bridge Domains, EPGs, Contracts and L3Outs.
• Integrate ACI with routing, security, load‑balancing and virtualisation platforms.
• Perform fabric upgrades, health monitoring, troubleshooting and incident resolution.
• Execute change activities, maintenance windows and migration tasks following best practices.
• Produce and maintain technical documentation such as high‑level and low‑level designs and migration plans.
• Collaborate with customers, vendors and internal teams to deliver robust ACI solutions.
• Lead architecture workshops, complex migrations and mentor junior engineers.

Required profile

• Proven experience with Cisco ACI in enterprise or service‑provider data‑centre environments.
• Strong understanding of networking concepts, routing, security and virtualization.
• Ability to lead projects, conduct workshops and guide junior team members.
• Excellent problem‑solving and communication skills.

Required skills

• Cisco ACI (APIC, Nexus 9000)
• VRFs, Tenants, Bridge Domains, EPGs, Contracts, L3Outs
• Spine‑Leaf architecture
• Routing, security, load‑balancing, virtualization