Senior Network Engineer

ABOUT HUT 8 Imagine the ultimate destination for those who want to work at the cutting edge of technology, energy, and infrastructure. Hut 8 is on a mission to build and operate some of the world’s largest data centers for next-generation computing workloads, including AI, Colocation, Cloud, and Bitcoin Mining. We are proud to offer interesting and challenging opportunities for individuals who want to build teams, solve problems, and make an impact from day one. If you’re an ambitious individual looking for a career that is as rewarding as it is challenging, you’ve come to the right place. ABOUT THE ROLE The Senior Network Engineer is responsible for the design, deployment, maintenance, optimization, and troubleshooting of high-performance AI infrastructure networks supporting GPU compute clusters, storage fabrics, and large-scale AI workloads. This role focuses on High-Speed Ethernet, InfiniBand, EVPN/VXLAN fabrics, BGP routing, GPU cluster networking, storage integration, and secure multi-tenant AI environments. The ideal candidate will possess deep experience with hyperscale or HPC networking, AI cluster deployments, data center operations, and advanced troubleshooting across compute, storage, and network fabrics. Key Responsibilities AI & HPC Network Architecture Design and maintain High-Speed Ethernet and InfiniBand fabrics for GPU clusters. Deploy and manage EVPN/VXLAN spine-leaf architectures. Configure and maintain BGP routing, VRFs, VLANs, MLAG, and high-availability networking. Design resilient AI infrastructure supporting multi-tenant environments and large-scale GPU workloads. Optimize east-west traffic flows for AI training and inference workloads. GPU Cluster Infrastructure Support NVIDIA GPU cluster networking including: NCCL optimization GPUDirect RDMA RoCEv2 InfiniBand subnet management Troubleshoot cluster communication issues including: Link flapping Congestion Latency Throughput bottlenecks Execute and validate NCCL performance testing. Storage & Data Fabric Deploy and support high-performance storage platforms including WEKA and distributed AI storage systems. Configure storage VLANs, passthrough networking, and bonded interfaces. Optimize storage throughput and low-latency communication between compute and storage environments. Firewall & Security Configure and maintain enterprise firewalls including: NAT VIPs VPN/IPSec Traffic shaping Security segmentation Implement secure multi-tenant access controls. Assist with AI governance and controlled AI integration environments. Automation & Monitoring Develop infrastructure automation for: Network provisioning Firewall policy deployment VLAN assignments Server imaging Implement monitoring and alerting through Grafana and telemetry systems. Support API-driven infrastructure management and orchestration. Data Center Operations Assist with deployment and operational planning for AI data center infrastructure. Support Tier III resiliency planning and redundancy validation. Coordinate with facilities, power, mechanical, and external ISP providers. ABOUT YOU 5+ years of enterprise or data center networking experience. 2+ years supporting AI, HPC, or GPU cluster environments. Strong experience with: BGP EVPN/VXLAN VLANs MLAG High-Speed Ethernet (100G/200G/400G/800G) InfiniBand Cumulus Experience with NVIDIA UFM and AI fabric management. Strong Linux administration skills. Experience troubleshooting GPU cluster communication issues. Experience with enterprise firewalls and network segmentation. Understanding of AI workload traffic patterns and storage networking. Preferred Qualifications Experience with: WEKA RoCEv2 NCCL Kubernetes Slurm CUDA environments Experience deploying Supermicro Datacenter Building Block Solutions (SMDCBBS). Familiarity with liquid-cooled GPU infrastructure. Experience with AI inference and training environments. Scripting or automation experience: Python Bash Ansible API integrations Soft Skills Strong troubleshooting and analytical skills. Ability to operate in fast-paced production environments. Excellent communication and documentation abilities. Ability to coordinate across infrastructure, facilities, and engineering teams. Strong sense of ownership and operational accountability. Preferred Certifications CCNP / CCIE NVIDIA Networking Certifications Fortinet NSE Linux Certifications Kubernetes Certifications ABOUT THE WORK ENVIRONMENT This role is in office at our corporate headquarters in the Brickell area of Miami, Florida. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. WHAT MAKES HUT 8 A GREAT PLACE TO WORK Hut 8 offers a benefits and wellness program that includes medical, dental, vision, life, and short-term and long-term disability insurance, as well as paid time off. We are proud to invest in building the best team in the industry. At all levels of the organization, we are driven by an entrepreneurial spirit, radical transparency, and relentless growth mentality. At Hut 8, you will have the opportunity to: ▶ Work with bright, driven peers from a range of educational and professional backgrounds including software development, energy, engineering, entrepreneurship, investment banking, private equity, and management consulting ▶ Design and pitch new products, services, and other initiatives to a leadership team consisting of serial entrepreneurs and seasoned executives and backed by a board of directors consisting of industry veterans of energy, finance, and government ▶ Debate ideas and alternatives in a truly meritocratic setting where the learning curve is steep and the lessons come from both senior and junior members of the team ▶ Build a lifelong network of friends and professional connections at the cutting-edge intersection of technology, energy, and infrastructure

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