Senior GPU Cloud South-North Network SRE Expert

You will own the north-south network fabric connecting AI cloud sites, including data center interconnects, WAN, internet edge, and tenant-facing networks. You will operate EVPN-VXLAN fabrics, routing, peering, and network hardware while automating policy, changes, monitoring, and remediation workflows.

Responsibilities

• Operate EVPN-VXLAN data center fabrics for multi-tenant isolation and workload mobility
• Design and operate multi-site DCI overlay and underlay networks
• Manage BGP, OSPF, ECMP, and VXLAN across spine-leaf architectures
• Operate IP transit, peering, internet edge, WAN, and IP backbone infrastructure
• Manage Arista, Cisco, and Palo Alto network equipment
• Automate network operations using Ansible, Terraform, Nautobot, and NetBox
• Monitor network health, capacity, and SLA performance
• Maintain network architecture documentation, standard configurations, and change procedures
• Manage route policies, ACLs, VRFs, and peering sessions as code
• Convert routine changes into automated remediation workflows

Requirements

• 5+ years of data center network engineering experience
• Hands-on EVPN-VXLAN deployment experience
• Strong BGP expertise including route policies, communities, and traffic engineering
• Experience designing and operating multi-site DCI with EVPN multihoming
• Proficiency with Arista EOS or Cisco NX-OS in spine-leaf data center environments
• Experience with Palo Alto or Fortinet firewall platforms
• Experience with IP transit provisioning and internet peering
• Familiarity with Ansible, Python, Netmiko, Nautobot, and NetBox
• Understanding of QoS, traffic engineering, and capacity planning
• Network automation and intent-driven policy experience or aptitude
• Runbook-as-code mindset