Principal HPC Network Engineer

This is a fully remote position, open to applicants in Europe.

📋 Description

• Design, implement, and sustain high-performance networking infrastructures tailored for HPC environments, emphasizing InfiniBand fabrics.

• Diagnose intricate network problems within both InfiniBand and Ethernet settings, guaranteeing minimal downtime and peak performance.

• Oversee and enhance InfiniBand components, which include switches, HCAs, subnet managers, and fabric configurations.

• Conduct performance tuning, monitoring, and capacity planning for HPC networking systems.

• Apply and uphold network security utilizing Fortinet solutions (FortiGate, FortiManager, FortiAnalyzer).

• Identify and rectify issues related to routing, switching, latency, and throughput across hybrid network landscapes.

• Collaborate with compute, storage, and platform teams to facilitate HPC workloads and cluster operations.

• Create and maintain documentation for network architecture, configurations, and operational procedures.

• Engage in on-call rotations and offer escalation support for critical incidents.

• Lead or assist in network upgrades, migrations, and new implementations.

⛳️ Requirements

• Over 5 years of experience in network engineering, particularly in HPC or data center environments.

• Extensive hands-on expertise with InfiniBand technologies (e.g., Mellanox/NVIDIA).

• Strong knowledge of networking principles: TCP/IP, routing protocols (BGP, OSPF), VLANs, QoS, and network architecture.

• Demonstrated experience in deploying and troubleshooting Fortinet solutions (FortiGate, FortiManager, VPNs, firewall policies).

• Proficiency in network performance analysis and troubleshooting tools.

• Familiarity with Linux systems and scripting for automation (e.g., Bash, Python).

• Exceptional analytical and problem-solving abilities.

• Experience with large-scale HPC clusters or AI/ML infrastructure is preferred.

• Knowledge of RDMA, MPI, and concepts of low-latency networking is preferred.

• Relevant certifications such as FCSS/FCNSP (Fortinet), CCNP/CCIE, or equivalent are preferred.

🏝️ Benefits

• Operate within some of the most cutting-edge AI infrastructure environments currently in production.

• Work with the latest NVIDIA GPU technologies, Kubernetes platforms, and high-performance networking environments.

• Contribute to establishing operational standards and reliability practices for next-generation AI infrastructure services.

• Influence the integration of AI-powered operational capabilities through k0rdent AI.

• Collaborate with highly skilled engineers tackling complex infrastructure and platform challenges at scale.

• Join a growing organization that is heavily investing in AI infrastructure, platform services, and operational innovation.