首席高性能计算网络工程师（美国远程办公）
Principal HPC Network Engineer (remote in the US)
职位概述：
我们正在寻找一位技术娴熟的高级HPC网络工程师，负责设计、部署、管理和排查高性能网络环境。理想的候选人应具备深厚的InfiniBand技术经验，扎实的通用网络知识，以及使用Fortinet解决方案的实际操作经验。您将在确保HPC基础设施性能、可靠性和可扩展性方面发挥关键作用。
主要职责：
- 为HPC环境设计、部署和维护高性能网络基础设施，重点在于InfiniBand结构。
- 在InfiniBand和以太网环境中排查复杂的网络问题，确保最小停机时间和最佳性能。
- 管理和优化InfiniBand组件，包括交换机、HCAs、子网管理器和结构配置。
- 对HPC网络系统进行性能调优、监控和容量规划。
- 使用Fortinet解决方案（FortiGate、FortiManager、FortiAnalyzer）实现和维护网络安全。
- 在混合网络环境中诊断和解决路由、交换、延迟和吞吐量相关的问题。
- 与计算、存储和平台团队合作，支持HPC工作负载和集群操作。
- 编写和维护网络架构、配置和操作流程的文档。
- 参与值班轮班，并为关键事件提供升级支持。
- 领导或参与网络升级、迁移和新部署。
要求：
- 5年以上网络工程经验，专注于HPC或数据中心环境。
- 熟练掌握InfiniBand技术（如Mellanox/NVIDIA）。
- 扎实的网络基础理解：TCP/IP、路由协议（BGP、OSPF）、VLAN、QoS和网络设计。
- 有部署和排查Fortinet解决方案（FortiGate、FortiManager、VPN、防火墙策略）的经验。
- 有网络性能分析和故障排查工具的使用经验。
- 熟悉Linux系统和自动化脚本（如Bash、Python）。
- 强大的分析和解决问题的能力。
优先考虑：
- 具有大规模HPC集群或AI/ML基础设施的经验。
- 了解RDMA、MPI和低延迟网络概念。
- 持有FCSS/FCNSP（Fortinet）、CCNP/CCIE或其他同等认证。
- 有自动化和基础设施即代码工具（如Ansible、Terraform）的经验。
查看英文原文
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. By combining open source innovation with deep expertise in Kubernetes orchestration, Mirantis empowers platform engineering teams to deliver composable, production-ready developer platforms across any environment—on-premises, in the cloud, at the edge, or in sovereign data centers. As enterprises navigate the growing complexity of AI-driven workloads, Mirantis delivers the automation, GPU orchestration, and policy-driven control needed to manage infrastructure with confidence and agility. Committed to open standards and freedom from lock-in, Mirantis ensures that customers retain full control of their infrastructure strategy. https://www.mirantis.com/
Role Overview:
We are seeking a highly skilled Senior HPC Networking Engineer to design, deploy, manage, and troubleshoot high-performance networking environments. The ideal candidate will have deep expertise in InfiniBand technologies, strong general networking knowledge, and hands-on experience with Fortinet solutions. You will play a critical role in ensuring the performance, reliability, and scalability of HPC infrastructure.
Key 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.
Required:
· 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.
Preferred:
· 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).
Soft Skills:
· Strong communication and collaboration skills.
- Ability to work independently and handle complex technical challenges.
- Detail-oriented with a proactive approach to problem-solving.
What does Mirantis offer you?
· 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.
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