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Mirantis

Strategic open source infrastructure for containers and virtual machines.

Principal HPC Network Engineer

Network EngineerNetwork EngineerFull TimeRemoteLeadTeam 501-1,000H1B SponsorCompany SiteLinkedIn

Location

Europe

Posted

8 days ago

Salary

$90K - $105K / year

Seniority

Lead

Bachelor Degree5 yrs expEnglishAnsibleLinuxPythonSwitchingTCP/IPTerraform

Job Description

Principal HPC Network Engineer

Mirantis

• Design, deploy, and maintain high-performance network infrastructures for HPC environments, with a strong focus on InfiniBand fabrics. • Troubleshoot complex network issues across InfiniBand and Ethernet environments, ensuring minimal downtime and optimal performance. • Manage and optimize InfiniBand components, including switches, HCAs, subnet managers, and fabric configurations. • Perform performance tuning, monitoring, and capacity planning for HPC networking systems. • Implement and maintain network security using Fortinet solutions (FortiGate, FortiManager, FortiAnalyzer). • Diagnose and resolve issues related to routing, switching, latency, and throughput across hybrid network environments. • 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. • Participate in on-call rotations and provide escalation support for critical incidents. • Lead or contribute to network upgrades, migrations, and new deployments.

Job Requirements

  • 5+ years of experience in network engineering, with a focus on HPC or data center environments.
  • Strong hands-on experience with InfiniBand technologies (e.g., Mellanox/NVIDIA).
  • Solid understanding of networking fundamentals: TCP/IP, routing protocols (BGP, OSPF), VLANs, QoS, and network design.
  • Proven experience deploying and troubleshooting Fortinet solutions (FortiGate, FortiManager, VPNs, firewall policies).
  • Experience with network performance analysis and troubleshooting tools.
  • Familiarity with Linux systems and scripting for automation (e.g., Bash, Python).
  • Strong analytical and problem-solving skills.
  • Certifications such as FCSS/FCNSP (Fortinet), CCNP/CCIE, or equivalent.
  • Experience with automation and Infrastructure as Code tools (e.g., Ansible, Terraform).

Benefits

  • 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.
  • Help define operational standards and reliability practices for next-generation AI infrastructure services.
  • Influence the adoption of AI-powered operational capabilities through k0rdent AI.
  • Work alongside highly skilled engineers solving complex infrastructure and platform challenges at scale.
  • Join a growing organisation investing heavily in AI infrastructure, platform services, and operational innovation.

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