Senior Wan Network Engineer

Cerebras · Semiconductors · Headquarters +1 · Software

Cerebras is seeking a Senior WAN Network Engineer to design, implement, manage, and optimize global connectivity for their AI chip company. The role involves ensuring high availability, performance, and reliability of global network services, collaborating with telecom providers, configuring routing and security protocols, monitoring performance, and supporting network modernization and cloud connectivity projects. Experience with network automation tools and major network vendors is required.

What you'd actually do

  1. Design, deploy, and maintain WAN network across leased lines and dark fiber for low latency and 99.999% availability.
  2. Collaborate with telecom providers and ISPs for circuit provisioning, upgrades, and issue resolution.
  3. Configure, troubleshoot, and optimize security and routing protocols (IPSec Tunnels, MACsec, BGP, VXLAN, EVPN).
  4. Monitor WAN performance, latency, packet loss, capacity utilization. Analyze traffic patterns to predict growth and trigger circuit upgrades or hardware refreshes before bottlenecks occur.
  5. Implement redundancy, failover, QoS, and traffic engineering to ensure business continuity.

Skills

Required

  • WAN network engineering
  • carrier networks
  • routing protocols
  • network security
  • telecom providers
  • ISPs
  • IPSec Tunnels
  • MACsec
  • BGP
  • VXLAN
  • EVPN
  • network monitoring
  • redundancy
  • failover
  • QoS
  • traffic engineering
  • cloud networking
  • hybrid network architectures
  • network automation
  • Python
  • Ansible
  • Terraform
  • CCIE or JNCIE
  • Arista, Cisco, Juniper, or Palo Alto
  • troubleshooting
  • analytical skills
  • communication skills
  • documentation skills

Nice to have

  • Master’s degree
  • Service Provider network
  • Hyper-scale Data Center environment
  • SolarWinds, Kentik, ThousandEyes, or similar

What the JD emphasized

  • low latency
  • 99.999% availability
  • BGP routing protocols
  • network automation tools (Python, Ansible, Terraform)