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Mid LevelFull-timeAWSGCPAzureAIML
Salary Range
CA$150,000 - CA$250,000 /year
About the Role
We're seeking an experienced Network Engineer to design, build, and optimize the high-performance networking infrastructure powering our AI/ML operations in Toronto. You'll work at the cutting edge of network technology—managing InfiniBand and ultra-high-speed Ethernet fabrics that connect NVIDIA H100 and A100 GPUs, over 20PB of Ceph storage, and hundreds of servers.
Key Responsibilities
- →Configure and maintain InfiniBand and high-speed Ethernet fabrics
- →Optimize network performance for RDMA, and GPU-to-GPU communication
- →Manage network switches (Mellanox, NVIDIA, Micas Networks)
- →Troubleshoot network bottlenecks and latency issues
- →Plan and execute network upgrades and expansions
- →Network security implementation (firewalls, VLANs, ACLs)
- →Collaborate on storage network optimization
- →Infrastructure monitoring
Requirements
- ✓4+ years of network engineering experience in production environments
- ✓Strong understanding of L2/L3 networking protocols (TCP/IP, BGP, OSPF, VLANs)
- ✓Hands-on experience with high-speed networking (100Gb+ Ethernet and InfiniBand)
- ✓Hands-on experience with network security (firewalls, ACLs, network segmentation)
- ✓Knowledge of HPC network topologies
- ✓Experience with InfiniBand fabrics including RDMA, RoCE, IPoIB
- ✓Strong troubleshooting and problem-solving skills
