Principal HPC Network Engineer (remote in the EU)

Mirantis is seeking a highly skilled Principal HPC Network Engineer to design, deploy, and manage high-performance networking environments. You will play a critical role in ensuring the performance, reliability, and scalability of our HPC infrastructure while working with cutting-edge AI technologies.

Key responsibilities

• Design, deploy, and maintain high-performance network infrastructures for HPC environments, with a strong focus on InfiniBand fabrics.
• Manage and optimize InfiniBand components, including switches, HCAs, subnet managers, and fabric configurations.
• Implement and maintain network security using Fortinet solutions such as FortiGate, FortiManager, and FortiAnalyzer.
• Collaborate with compute, storage, and platform teams to support HPC workloads and cluster operations.
• Develop and maintain documentation for network architecture, configurations, and operational procedures.

Requirements

• 5+ years of experience in network engineering, with a focus on HPC or data center environments.
• Strong hands-on experience with InfiniBand technologies, specifically Mellanox/NVIDIA hardware.
• Proven experience deploying and troubleshooting Fortinet solutions including firewall policies and VPNs.
• Solid understanding of networking fundamentals: TCP/IP, routing protocols like BGP and OSPF, VLANs, and QoS.
• Familiarity with Linux systems and scripting for automation using tools like Bash or Python.

What we offer

• Operate some of the most advanced AI infrastructure environments in production today.
• Work with the latest NVIDIA GPU technologies, Kubernetes platforms, and high-performance networking environments.
• Join a growing organization investing heavily in AI infrastructure, platform services, and operational innovation.
• Work alongside highly skilled engineers solving complex infrastructure and platform challenges at scale.