HPC Network Engineer

Mirantis, Inc.; España; Remote; EUR 45,000 - 65,000; Full time

Job summary

Mirantis, Inc. is seeking a motivated HPC Network Engineer to support and grow within our infrastructure team. You'll develop deep expertise in InfiniBand, HPC infrastructure, and network security using Fortinet technologies.

You will deploy, configure, and troubleshoot InfiniBand and Ethernet networks, collaborate with compute and storage teams on HPC workloads, and contribute to automation with Ansible and scripting. A strong learning mindset and teamwork are essential.

Qualifications

• 2–4 years of experience in networking, system engineering, or infrastructure roles.
• Basic understanding of networking fundamentals (TCP/IP, routing, switching, VLANs).
• Familiarity with Linux systems and command-line tools.
• Exposure to data center networking or distributed systems environments.

Responsibilities

• Support the deployment, configuration, and maintenance of InfiniBand and Ethernet network infrastructure.
• Assist in troubleshooting network issues, including connectivity, latency, and performance degradation.
• Monitor network health and performance using standard tools and assist in identifying bottlenecks.
• Work with InfiniBand technologies (switches, HCAs, subnet managers) under guidance from senior engineers.
• Support management and troubleshooting of Fortinet solutions (FortiGate, VPNs, firewall rules).
• Assist in implementing network configurations, routing, and segmentation.
• Collaborate with compute and storage teams to support HPC and AI workloads.
• Participate in incident response and operational support activities.
• Contribute to documentation of network configurations and procedures.
• Learn and adopt automation tools and practices (e.g., Ansible, scripting).

Skills

Networking basics

Linux basics

InfiniBand exposure

Willingness to learn HPC networking

Tools

Fortinet

Ansible

Bash

Python

Job description

We are looking for a motivated HPC (High Performance Computing) Network Engineer to support and grow within our infrastructure team. This role is ideal for engineers with a strong foundation in networking who are interested in developing deep expertise in InfiniBand, HPC/AI infrastructure, and network security using Fortinet technologies.

Key Responsibilities

• Support the deployment, configuration, and maintenance of InfiniBand and Ethernet network infrastructure.
• Assist in troubleshooting network issues, including connectivity, latency, and performance degradation.
• Monitor network health and performance using standard tools and assist in identifying bottlenecks.
• Work with InfiniBand technologies (switches, HCAs, subnet managers) under guidance from senior engineers.
• Support management and troubleshooting of Fortinet solutions (FortiGate, VPNs, firewall rules).
• Assist in implementing network configurations, routing, and segmentation.
• Collaborate with compute and storage teams to support HPC and AI workloads.
• Participate in incident response and operational support activities.
• Contribute to documentation of network configurations and procedures.
• Learn and adopt automation tools and practices (e.g., Ansible, scripting).

Required Qualifications

• 2-4 years of experience in networking, system engineering, or infrastructure roles.
• Basic understanding of networking fundamentals (TCP/IP, routing, switching, VLANs).
• Familiarity with Linux systems and command-line tools.
• Exposure to data center networking or distributed systems environments.
• Strong willingness to learn and develop expertise in InfiniBand and HPC networking.

Preferred Qualifications

• Exposure to InfiniBand or high-performance networking concepts.
• Familiarity with Fortinet or other firewall technologies.
• Basic scripting skills (e.g., Bash or Python).
• Understanding of monitoring tools and troubleshooting methodologies.

Growth Opportunities

• Hands-on training with InfiniBand fabrics and HPC networking tools.
• Mentorship from senior engineers and involvement in complex troubleshooting scenarios.
• Opportunity to gain experience with RDMA, MPI workloads, and large-scale cluster environments.
• Path toward a Senior HPC Network Engineer role with increasing ownership and responsibility.

What We're Looking For

• A strong problem-solver with curiosity about how systems work at a deeper level.
• Someone eager to learn and take on increasingly complex networking challenges.
• A team player who can collaborate effectively and grow within a high-performance engineering environment.

What does Mirantis offer you?

• Work with some of the most advanced AI infrastructure environments in production today.
• Gain exposure to NVIDIA GPU technologies, Kubernetes platforms, and high-performance networking environments.
• Help define how next-generation AI infrastructure is operated and supported.
• Be part of a team shaping the future of AI-powered operations through k0rdent AI.
• Join a growing organisation investing heavily in AI infrastructure and platform services.

It is understood that Mirantis, Inc. may use automated decision-making technology (ADMT) for specific employment-related decisions. Opting out of ADMT use is requested for decisions about evaluation and review connected with the specific employment decision for the position applied for. You also have the right to appeal any decisions made by ADMT by sending your request to [e-mail]

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