Cisco Network Engineer (Data Center, VXLAN & VMware)

Cisco Network Engineer (Data Center, VXLAN & VMware)

Location: London, UK

Job Type: Contract

Job Description:

• We are looking a highly skilled Cisco Network Engineer to design and implement next-generation VXLAN EVPN-based data center networks that support hyper computing and AI infrastructure.
• Looking for candidate who Design, deploy, and manage VXLAN EVPN-based fabric networks supporting AI and high-performance computing workloads.
• Build scalable spine-leaf architectures using Cisco Nexus 9000 or Arista Switches, ensuring efficient Layer 2/Layer 3 segmentation and workload mobility.
• Optimize network performance for RoCEv2, GPU Direct, and low-latency traffic flows, ensuring maximum throughput and minimal jitter for GPU-accelerated clusters.
• Need to configure underlay and overlay protocols including BGP, OSPF, IS-IS, and troubleshoot connectivity and control-plane issues.
• Integrate data center fabric with virtualization platforms such as VMware NSX, KVM, and Hyper-V, as well as Kubernetes-based AI infrastructure.
• Collaborate with compute, storage, and DevOps teams to ensure end-to-end performance across AI training, fine-tuning, inference, and ETL pipelines.
• Participate in performance tuning, benchmarking, and capacity planning for evolving AI workloads and future-proof infrastructure designs.
• Strong Hands-on experience with automation and orchestration tools such as Python, Ansible, and Terraform.
• Familiarity with GPU-accelerated workloads and distributed systems in AI/ML and HPC environments.