Operations Engineer, HPC Networking

fal

Operations Engineer maintaining and supporting InfiniBand and Ethernet fabrics for AI infrastructure at fal. Collaborating with teams to ensure performance and reliability while resolving network issues.

Posted 5/14/2026full-timeRemote • 🇺🇸 United StatesMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

Python

About the role

Key responsibilities & impact

Monitor health and performance of InfiniBand and Ethernet fabrics: switches, HCAs, transceivers, links.
Investigate and resolve fabric issues: connectivity, congestion, performance regressions.
Support fabric bring-up alongside DC ops and customer-facing teams.
Run maintenance and upgrades on switches and control plane components.
Partner with cluster ops on cross-domain incidents where the line between compute and network is blurry.
Improve the tooling and runbooks so the next incident resolves faster than the last.

Requirements

What you’ll need

Operated InfiniBand fabrics in production: subnet manager, routing, partitioning, monitoring.
Debugged the full stack: cables, transceivers, switch firmware, HCAs, drivers, NCCL.
Brought up new fabrics from cable pull through validation.
Scripted your way through repetitive operational work (bash, python, go, whatever).
Nice to have: Ethernet RoCE, Spectrum-X, or large-scale GPU cluster networking.

Benefits

Comp & perks

🌐 Worldwide ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 Account fal Website LinkedIn All Job Openings 51 - 200 employees 🤖 Artificial Intelligence 🔌 API 🏢 Enterprise Artificial Intelligence
API
Enterprise fal is a generative media platform for developers that provides a large gallery of production-ready image, video, audio, and 3D generative models accessible via simple APIs. It offers serverless, globally distributed GPU inference, on-demand and dedicated clusters for fine-tuning and training, and tools for deploying private or custom models with enterprise-grade security and observability. fal targets developers and companies needing scalable generative AI infrastructure, with features like SOC 2 compliance, usage-based pricing, and integrations for rapid productization. Operations Engineer, HPC Networking Job not on LinkedIn 🔥 5 minutes ago 🇺🇸 United States – Remote ⏰ Full Time 🟡 Mid-level 🟠 Senior ⚙️ Operations Apply Now Find Hiring Managers Customize resume + cover letter Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
Monitor health and performance of InfiniBand and Ethernet fabrics: switches, HCAs, transceivers, links.
Investigate and resolve fabric issues: connectivity, congestion, performance regressions.
Support fabric bring-up alongside DC ops and customer-facing teams.
Run maintenance and upgrades on switches and control plane components.
Partner with cluster ops on cross-domain incidents where the line between compute and network is blurry.
Improve the tooling and runbooks so the next incident resolves faster than the last. 🎯 Requirements
Operated InfiniBand fabrics in production: subnet manager, routing, partitioning, monitoring.
Debugged the full stack: cables, transceivers, switch firmware, HCAs, drivers, NCCL.
Brought up new fabrics from cable pull through validation.
Scripted your way through repetitive operational work (bash, python, go, whatever).
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Hard Skills & Tools

InfiniBandEthernetsubnet managerroutingpartitioningmonitoringdebuggingscriptingbashpython

Soft Skills

problem-solvingcollaborationcommunicationincident managementoperational efficiency