Senior Technical Support Engineer, Network

Stack

Responsibilities

• ▹Provide Tier 3 support for InfiniBand and Ethernet fabrics in large AI/HPC and storage clusters
• ▹Troubleshoot end-to-end InfiniBand fabrics (subnet management via UFM/OpenSM, routing topology, congestion control)
• ▹Develop and present technical solutions to customer problems, including project management of complex fabric installations
• ▹Handle problem reporting, issue replication and resolution management
• ▹Respond to customer technical inquiries
• ▹Conduct site visits and conference calls with customers and partners
• ▹Refine internal processes to improve support efficiency

Requirements

• ▹B.Sc. in Computer Science, Software Engineering, or Electrical Engineering, or equivalent experience
• ▹5+ years providing customer support for hardware and software products
• ▹Hands-on InfiniBand experience, or deep Ethernet/RDMA expertise with ability to ramp quickly on InfiniBand
• ▹Extensive knowledge of LAN switching/routing (STP, MSTP, MLAG, VPC, VRRP, LACP) and IP routing (OSPF, BGP, PIM), plus virtualization, EVPN, VXLAN
• ▹Linux experience and scripting
• ▹Automation experience with Ansible
• ▹Ability to work under pressure supporting high-level customers
• ▹Experience configuring major vendors' switches and routers
• ▹Strong analysis and diagnosis skills for complex networking problems
• ▹Excellent verbal and written English

Nice to have

• ▹Deep InfiniBand expertise: UFM, OpenSM, adaptive routing, congestion control, link-layer troubleshooting, ibdiagnet/perftest, ConnectX/BlueField adapters
• ▹RDMA, RoCE, and GPUDirect RDMA in production AI/HPC clusters
• ▹Clustering and data-center technologies, including MPI, NCCL
• ▹Linux/Unix administration-level knowledge
• ▹Ethernet (10/40/100+ GigE) and/or InfiniBand at scale

Soft skills

About the company

NVIDIA is described as one of the technology world's most desirable employers, known for forward-thinking, hardworking teams.