Cerebras Systems

Cerebras Systems

Principal Network Security Architect

Remote, California, United States; Sunnyvale CA or Toronto Canada · Principal

Sponsorship not specifiedDetected 29 days ago
AWSCloud PlatformsKubernetesTerraformAnsibleCI/CDMachine LearningLLMsNetwork SecurityIncident ResponseComplianceBGP/OSPFZero TrustNetwork EngineeringCommunication

About the role

  • You will set the architectural direction for high-performance, resilient enterprise and data center networking, and partner closely with Site Reliability, Security, and Infrastructure to operate at the scale and speed our compute demands.
  • The right candidate brings senior network design depth, a track record of building at hyperscale, and the judgment to balance performance, reliability, and security in a rapidly growing environment.
  • We are seeking a Principal Network Security Architect to lead the design and evolution of the networks that connect Cerebras's data centers, offices, and cloud environments - the foundation that delivers the fastest AI inference on earth to customers like OpenAI and AWS.

Responsibilities

  • Define and own the architectural roadmap for Cerebras's enterprise, data center, and cloud network estate.
  • Co-author secure design and lifecycle management of 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 as well as 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.
  • Deep expertise in routing, switching, and data center fabrics - including BGP, EVPN/VXLAN, and high-bandwidth/low-latency designs.

Requirements

  • 10+ years of experience in enterprise and/or data center network engineering, including hands-on design and operations at scale.
  • Strong proficiency with network automation - infrastructure as code (Ansible, Terraform), version-controlled configuration, and CI/CD for network change.

Skills

  • Deep understanding in cloud networking and service mesh, with emphasis on K8s service mesh and virtual networks.
  • Hands-on experience with networking for high-performance compute or AI/ML workloads (RDMA, RoCE, InfiniBand exposure a plus).
  • Working knowledge of cloud networking (AWS preferred), 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.
  • Five Reasons to Join Cerebras in 2026.
  • Cerebras Systems is committed to creating an equal and diverse environment and is proud to be an equal opportunity employer.
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Company info

  • Build a breakthrough AI platform beyond the constraints of the GPU.
  • Publish and open source their cutting-edge AI research.
  • Work on one of the fastest AI supercomputers in the world.
  • Enjoy job stability with startup vitality.
  • Our simple, non-corporate work culture that respects individual beliefs.

This listing is sourced directly from Cerebras Systems's careers page and normalized into a canonical job model.