Network Consulting Engineer

Job OverviewWe are seeking an experienced Network Consulting Engineer (NCE) specializing in VXLAN EVPN, AI Data Center Networking, and high-performance computing (HPC) environments. The successful candidate will be responsible for designing, implementing, and optimizing next-generation data center networks that support AI/ML workloads, GPU clusters, distributed computing, and hyperscale infrastructure.This role requires deep expertise in modern data center networking technologies, including VXLAN EVPN, BGP, RoCEv2, RDMA, Cisco Nexus, Arista EOS, and fabric-based architectures. The ideal candidate will have hands-on experience building highly available, low-latency networks optimized for AI training, inference, and large-scale compute environments.Key ResponsibilitiesDesign, deploy, and support VXLAN EVPN-based data center fabrics for AI, HPC, and cloud-scale environments.Architect and implement scalable spine-leaf network designs using platforms such as Cisco Nexus 9000, Cisco ACI, and Arista EOS.Configure and optimize Layer 2/Layer 3 segmentation, workload mobility, and network virtualization.Design and tune networks supporting GPU clusters, distributed AI training, and high-performance workloads.Optimize network performance for RoCEv2, RDMA, GPUDirect, and low-latency traffic flows.Implement and troubleshoot routing protocols including BGP, OSPF, IS-IS, and multicast.Deploy and manage data center fabric integrations with virtualization and container platforms including:VMware NSXKVMHyper-VKubernetes-based AI platformsCollaborate with compute, storage, cloud, and DevOps teams to ensure end-to-end infrastructure performance.Support network automation initiatives using Python, Ansible, Terraform, and Infrastructure-as-Code (IaC) methodologies.Perform network performance testing, benchmarking, capacity planning, and optimization for evolving AI workloads.Provide technical leadership, troubleshooting expertise, and consulting guidance to enterprise customers and internal teams.Required Skills & ExperienceProven experience designing, deploying, and operating VXLAN EVPN-based data center networks.Strong hands-on experience with:Cisco Nexus 9000 platformsCisco ACIArista EOSSpine-leaf architecturesAdvanced knowledge of data center routing and switching technologies:BGPOSPFIS-ISMulticastNetwork virtualizationDeep understanding of AI and HPC networking requirements, including:RoCEv2RDMAData Center Bridging (DCB)Priority Flow Control (PFC)Congestion management and latency optimizationExperience supporting GPU-accelerated infrastructure and distributed computing environments.Strong troubleshooting skills across network control plane, data plane, and performance issues.Experience with network automation and orchestration tools:PythonAnsibleTerraformUnderstanding of hybrid cloud and multi-cloud networking architectures.Preferred Qualifications & CertificationsCCIE Data Center certification preferred.CCNP Data Center or equivalent advanced networking certification.Cisco certifications such as:Cisco Certified Specialist – Data Center CoreCisco Certified Specialist – Enterprise CoreExperience with NVIDIA networking technologies, including:NVIDIA Spectrum switchesNVIDIA Cumulus LinuxArista certifications such as Arista ACE are highly desirable.Experience designing and supporting AI infrastructure, hyperscale data centers, or HPC environments.