Note: The job is a remote job and is open to candidates in USA. Mirantis is the Kubernetes-native AI infrastructure company, enabling organizations to build and operate scalable, secure, and sovereign infrastructure for modern AI, machine learning, and data-intensive applications. They are seeking a Principal HPC Network Engineer to design, deploy, manage, and troubleshoot high-performance networking environments, focusing on InfiniBand technologies and ensuring optimal performance and reliability of HPC infrastructure.
Responsibilities
- 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
Skills
- 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
- Experience with large-scale HPC clusters or AI/ML infrastructure
- Knowledge of RDMA, MPI, and low-latency networking concepts
- Certifications such as FCSS/FCNSP (Fortinet), CCNP/CCIE, or equivalent
- Experience with automation and Infrastructure as Code tools (e.g., Ansible, Terraform)
Benefits
- 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.
Company Overview
Company H1B Sponsorship