Job Description

About the Role

We re building AI/HPC infrastructure that powers the next generation of high-performance computing. As a Network Engineer, you ll responsible to design, build, and operate large-scale network fabrics that support GPU clusters, HPC workloads, and mission-critical AI systems. You ll engage across the full lifecycle from requirements gathering and architecture design through deployment, optimization, and operational support. This is hands-on infrastructure work.

What you ll be doing:

Design and deploy EVPN-VXLAN Clos/Leaf-Spine Ethernet fabrics and InfiniBand networks for high-performance computing environments

Configure and troubleshoot BGP, OSPF, VXLAN, and EVPN protocols across multi-vendor platforms (Arista, Cumulus, SONiC, Juniper, Cisco)

Deploy lossless fabrics (Ethernet and InfiniBand) which use RDMA technologies for high-performance computing.

Build and validate network topologies in lab environments using simulation tools (NVIDIA Air, GNS3, EVE-NG)





Develop and optimize network automation solutions using Python and Ansible for network infrastructure

Support operational excellence: monitor network health, troubleshoot production issues, and coordinate with vendors for rapid resolution

Create comprehensive documentation, operational runbooks, and knowledge bases for customer support and knowledge transfer

What we need to see:

Core Networking (10+ years)

Deep expertise in TCP/IP stack, Layer 2/3 switching, routing, and data center architecture

Expert-level knowledge of BGP, OSPF, EVPN, and VXLAN (5+ years hands-on experience)

Solid understanding of Clos/Leaf-Spine fabric design and multi-tier network architectures

Advanced network troubleshooting using packet sniffers, analysis tools, and diagnostic techniques

Hands-on with at least one network operating system viz. Arista EOS, Cumulus Linux, Cisco, Nokia SR Linux etc.

Configuration, testing, validation, and issue resolution on these platforms in production environ

📌 Senior Network Engineer (Mumbai)
🏢 Neysa Networks
📍 Mumbai