Senior Cloud Networking & Infra Architect: Day 2 Fabric Ops
Nvidia
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Job summary
NVIDIA is seeking a Senior Cloud Infrastructure Architect to own Day 2 fabric operations for Cloud Partner estates. You will guide reliability and performance of InfiniBand, RoCE/Ethernet, and NVLink/NVSwitch fabrics at scale, working cross-functionally to architect, validate, and operate complex GPU-centric networks across multi-tenant environments.
This hands-on leadership role focuses on operational excellence, incident response, and knowledge transfer to partner teams, shaping how large
Qualifications
- 5+ years in data center networking, fabric engineering, or large-scale network operations.
- Deep understanding of data center architectures and RDMA fabrics (InfiniBand, RoCE/Ethernet) including topology, routing, congestion control, and QoS.
- Hands-on experience with InfiniBand/UFM, Spectrum-X Ethernet, Cumulus Linux and/or SONiC, ConnectX/BlueField NICs/DPUs, NVLink/NVSwitch on NVL72-class platforms.
- Strong Linux knowledge (RedHat/Ubuntu), switch OS internals, security, and HPC/AI traffic patterns.
- Automation and Observability skills: Python/Bash, IaC tools (Ansible, Terraform), GitOps, Grafana/Loki/Prometheus.
- Proven ability to measure and improve MTBI and job goodput, and to lead architectural reviews with executive stakeholders.
- Experience with Kubernetes networking in GPU clusters and multi-tenant network isolation concepts.
Responsibilities
- Own Day 2 fabric operations across NVIDIA Cloud Partner fleets (NVLink/NVSwitch partition management, maintenance-part isolation, safe partition-change workflows).
- Manage switch software and firmware lifecycle including upgrades and rollout campaigns with minimal production disruption.
- Support Day 1 fabric validation and acceptance (InfiniBand/UFM bring-up, Spectrum-X/RoCE config, burn-in against MTBI/goodput targets).
- Minimise handover time to production by reducing duplicated validation across hardware bring-up and partner operations.
- Drive fleet-wide fabric reliability through telemetry, fault detection, remediation, and root-cause analysis of network-induced job failures.
- Provide consultative guidance and hands-on troubleshooting across fabric stack (NICs/DPUs, switch OS, routing, Kubernetes networking) and lead knowledge transfer with runbooks for partner teams.
- Serve as technical leader for assigned accounts and present to executive stakeholders.
- 5+ years in data center networking, fabric engineering, or large-scale network operations.
- Deep understanding of data center architectures and RDMA fabrics (InfiniBand, RoCE/Ethernet) including topology, routing, congestion control, and QoS.
- Strong Linux knowledge (RedHat/Ubuntu), switch OS internals, security, and HPC/AI traffic patterns.
Skills
Tools
Job description
NVIDIA is seeking a Senior Cloud Infrastructure Architect to own Day 2 fabric operations for Cloud Partner estates. You will guide reliability and performance of InfiniBand, RoCE/Ethernet, and NVLink/NVSwitch fabrics at scale, working cross-functionally to architect, validate, and operate complex GPU-centric networks across multi-tenant environments.
This hands-on leadership role focuses on operational excellence, incident response, and knowledge transfer to partner teams, shaping how large
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