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Cerebras SystemsCerebras SystemsUnited States

Principal Network Security Architect

Leads the architecture and evolution of secure, resilient enterprise, data center, and cloud networks supporting high-performance AI infrastructure. Requires 10+ years of large-scale network engineering experience, deep routing and fabric expertise, cloud networking knowledge, and strong automation skills.

Salary not listed
On-site10+ YOESecurity Engineering

About the role

Responsibilities

  • Define and own the architectural roadmap for the enterprise, data center, and cloud network estate.
  • Co-author secure design and lifecycle management for high-performance data center networking, including spine/leaf, RDMA, and high-bandwidth fabrics supporting wafer-scale compute.
  • Build and maintain an AI-agent-based analysis and review framework for network changes, including self-improvement driven by observed network patterns and use cases.
  • Partner with Network Security to deliver segmented, zero-trust-aligned network designs across data center and corporate environments.
  • Set standards for resiliency, observability, and capacity planning across the global network.
  • Mentor engineers across regions and serve as the senior technical voice on cross-functional network initiatives.
  • Track emerging networking patterns relevant to AI infrastructure and translate them into actionable architecture decisions.

Requirements

  • 10+ years of experience in enterprise and/or data center network engineering, including hands-on design and operations at scale.
  • Deep understanding of cloud networking and service mesh, with emphasis on Kubernetes service mesh and virtual networks.
  • Expertise in routing, switching, and data center fabrics, including BGP, EVPN/VXLAN, and high-bandwidth, low-latency designs.
  • Hands-on experience networking high-performance computing or AI/ML workloads, including RDMA; RoCE and InfiniBand exposure is a plus.
  • Strong proficiency with network automation, infrastructure as code, version-controlled configuration, and CI/CD for network changes.
  • Working knowledge of cloud networking, preferably AWS, including VPCs, transit gateways, Direct Connect, and hybrid connectivity patterns.
  • Experience operating networks at multi-site, global scale, including capacity planning, incident response, and vendor management.
  • Excellent written and verbal communication skills, with the ability to lead architecture conversations across technical and non-technical audiences.

Skills

BGPevpn/vxlanrdmaroceInfiniBandKubernetesservice meshAWSvpcstransit gatewaysaws direct connectAnsibleTerraformCI/CDnetwork automation

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