HPC Network Engineer

Mirantis

HPC Network Engineer managing high-performance networking environments for AI infrastructure at Mirantis. Responsible for network security, performance tuning, and troubleshooting complex network issues.

Posted 7/29/2026full-timeRemote • 🇯🇵 JapanMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing, deploying, and maintaining high-performance network infrastructures, with a strong focus on troubleshooting complex network issues and optimizing network security. Proficient in collaborating with cross-functional teams to support HPC and AI workloads while utilizing automation tools for operational efficiency.

Highest-signal resume keywords

Network DesignInfiniBand InfrastructureNetwork Security ManagementLinux Operating SystemsScripting Languages

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

TCP/IPRouting ProtocolsVLANsQoSNetwork TroubleshootingPerformance TuningHPC ClustersAI/ML InfrastructureRDMAMPI

Soft Skills

Analytical SkillsProblem-SolvingEffective Communication

Tools & Technologies

Fortinet SolutionsAnsibleTerraformFortiGateVPNs

Certifications & Qualifications

Fortinet FCSSFortinet FCNSPCCNPCCIE

Industry Keywords

High-Performance ComputingDistributed SystemsNetwork InfrastructureHybrid EnvironmentsOperational Improvements

Tech Stack

Tools & technologies

AnsibleDistributed SystemsLinuxPythonSwitchingTCP/IPTerraform

About the role

Key responsibilities & impact

Support the design, deployment, configuration, and maintenance of InfiniBand and Ethernet network infrastructures.
Troubleshoot complex network issues, including connectivity, latency, routing, and performance degradation across hybrid environments.
Manage and optimize high-performance network components, such as switches, Host Channel Adapters (HCAs), subnet managers, and fabric configurations.
Implement, manage, and troubleshoot network security and firewall technologies (e.g., Fortinet solutions like FortiGate, VPNs).
Monitor network health, perform performance tuning, and assist in capacity planning for HPC and AI networking systems.
Collaborate with compute, storage, and platform teams to seamlessly support HPC and AI workloads.
Participate in incident response, on-call support activities, and drive long-term operational improvements.
Document network architectures, configurations, and operational procedures, and adopt automation tools (e.g., Ansible, Terraform) to streamline workflows.

Requirements

What you’ll need

Proven experience in networking, system engineering, or data center infrastructure roles.
Solid understanding of networking fundamentals, including TCP/IP, routing protocols (BGP, OSPF), switching, VLANs, QoS, and network design.
Hands-on experience or strong familiarity with Linux operating systems and command-line tools.
Effective verbal and written communication skills in English, with the ability to collaborate in a global team environment.
Strong analytical and problem-solving skills to diagnose and resolve complex network challenges.
Nice to have: Exposure to or hands-on experience with InfiniBand fabrics and high-performance networking concepts (e.g., NVIDIA/Mellanox).
Familiarity with or certifications in enterprise firewall technologies (e.g., Fortinet FCSS/FCNSP, CCNP/CCIE).
Experience with large-scale HPC clusters, AI/ML infrastructure, or distributed systems environments.
Knowledge of RDMA, MPI, and low-latency networking concepts.
Proficiency in scripting languages (e.g., Python, Bash) and Infrastructure-as-Code (IaC) tools for automation.

Benefits

Comp & perks

Work with an established Silicon Valley leader in the cloud infrastructure industry;
Work with exceptionally passionate, talented and engaging colleagues, helping Fortune 500 and Global 2000 customers implement next-generation cloud technologies;
Be a part of cutting-edge, open-source innovation;
Thrive in the high-energy environment of a young company where openness, collaboration, risk-taking, and continuous growth are valued;
Professional development and training;
Attend conferences and working groups;
Company outings, happy hours, hackathons, and tech talks;
Receive a competitive compensation package with a strong benefits plan.