Staff Network Engineer

Responsibilities

• Own production reliability across global edge, backbone, data center fabric, and GPU cluster interconnects
• Lead end-to-end response for high-severity network events, including mitigation and postmortem documentation
• Drive root cause analysis (RCA) for production incidents and author remediation plans
• Improve network monitoring stack using streaming telemetry, SNMP, NetFlow, and tools like Kentik, Grafana, and Prometheus
• Author and maintain runbooks, escalation playbooks, and SOPs
• Write Python-based tooling to automate remediation workflows and reduce toil
• Partner with Architecture and SRE teams to define and track SLIs and SLOs
• Provide technical guidance and mentorship to senior engineers

Requirements

• 8+ years of production network engineering experience in large-scale environments
• Hands-on experience with observability tools (SNMP, NetFlow, Grafana, Prometheus, ThousandEyes)
• Experience operating RDMA/RoCE lossless fabrics for GPU or HPC workloads
• Expert knowledge of BGP, EVPN-VXLAN, IS-IS, OSPF, MPLS, QoS, and TCP/IP
• Proficiency with Arista (EOS) and Juniper (Junos) platforms in leaf-spine CLOS architectures
• Python proficiency for automation and diagnostic tooling
• Experience operating large device fleets with on-call responsibility
• Bachelor's degree in Computer Science, Electrical Engineering, or equivalent practical experience

Preferred Qualifications

• Experience with NVIDIA/Mellanox networking platforms
• Familiarity with Kentik or Arbor for traffic analysis and DDoS visibility
• Experience defining SLIs and SLOs in partnership with SRE teams
• Exposure to operating 10K+ device fleets in hyperscale or cloud environments

About the Company

Crusoe is a vertically integrated AI infrastructure company that owns and operates each layer of the stack to power the world's most ambitious AI workloads.