Senior Solutions Architect, InfiniBand and Networking Ethernet - NVIS

Role overview

What you will do

• Build AI and high-performance computing infrastructure for new and existing customers.
• Analyze, define, and implement large-scale networking projects with customers, partners, and internal teams.
• Support operational and reliability aspects of large-scale AI clusters.
• Improve cluster performance through real-time monitoring, logging, and alerting.
• Manage services from inception and design through deployment, operation, and refinement.
• Measure availability, latency, and overall system health after services go live.
• Report bugs, document workarounds, and suggest improvements to internal teams.

What we need to see

• Bachelor's, master's, or doctoral degree, or equivalent experience, in a relevant technical field.
• At least five years of professional networking experience involving Ethernet or InfiniBand.
• Hands-on experience with network switch or router platforms such as Cumulus Linux, SONiC, IOS, JunosOS, or EOS.
• Working knowledge of Ethernet, InfiniBand, and RDMA principles.
• Experience with end-to-end cluster deployment, adapter configuration, firmware maintenance, and RDMA benchmarking.
• Ability to troubleshoot IB or Ethernet anomalies including link flapping, connection failures, bandwidth issues, and latency jitter.
• Experience with QP tuning, MTU configuration, and RDMA congestion control optimization.
• Experience with RDMA-accelerated distributed storage or HPC clusters.
• Experience automating network provisioning with Ansible, Salt, or Python and developing CI/CD pipelines.
• Strong written, verbal, and listening skills in English.

Desirable experience

• Advanced Linux or networking certifications are desirable.
• HPC architecture and job scheduler knowledge, including Slurm or PBS, are desirable.
• Cluster management technology knowledge, including BCM, is desirable.
• GPU-focused hardware or software experience is desirable.

Team context