Cerebras Systems

Cerebras Systems

Network Security Engineer

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

Sponsorship not specifiedDetected 29 days ago
PythonAWSCloud PlatformsTerraformAnsibleCI/CDMachine LearningLLMsNetwork SecuritySOC OperationsComplianceTCP/IPDNSFirewallVPNZero TrustNetwork EngineeringCommunication

About the role

  • Cerebras Systems builds the world's largest AI chip, 56 times larger than GPUs. Our novel wafer-scale architecture provides the AI compute power of dozens of GPUs on a single chip, with the programming simplicity of a single device. This approach allows Cerebras to deliver industry-leading training and inference speeds and empowers machine learning users to
  • effortlessly run large-scale ML applications, without the hassle of managing hundreds of GPUs or TPUs.

Responsibilities

  • Design and operate firewall, segmentation, and zero-trust controls across data center, corporate, and cloud (AWS) networks.
  • Build and maintain network security infrastructure as code - including firewall rules, policy automation, and CI/CD-driven deployment.
  • Lead network lifecycle management: design review, configuration baselines, change automation, and ongoing rule hygiene.
  • Build detection capabilities for network-based attacker behaviors and partner with the Detection & Response team on response playbooks.
  • Drive periodic firewall rule reviews, segmentation audits, and remediation campaigns to reduce risk and complexity.
  • Document network security architecture, controls, and operating procedures in clear runbooks.
  • Deep expertise with industry leading firewalls, including policy design, automation, and operations.
  • Excellent written communication skills, with the ability to create clear documentation for both engineers and operators.
  • People who are serious about software make their own hardware.
  • Build a breakthrough AI platform beyond the constraints of the GPU.

Requirements

  • The right candidate brings hands-on network security depth, an automation-first mindset, and the ability to operate across enterprise, data center, and cloud network domains.

Nice to have

  • Hands-on experience operating network controls in a major cloud environment (AWS preferred), including VPCs, transit gateways, security groups, and cloud-native firewalls.

Skills

  • Master's degree or higher in computer science.
  • Strong proficiency with infrastructure as code (Terraform, Ansible) and at least one scripting language (Python preferred).
  • Practical understanding of ZTNA, segmentation, and modern network access patterns.
  • Solid fundamentals in TCP/IP, routing, switching, DNS, and TLS - with the ability to troubleshoot across the stack.
  • 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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  • For more details, click here to review our CCPA disclosure notice.

Company info

  • 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.
  • At Cerebras we have built a breakthrough architecture that is unlocking new opportunities for the AI industry.
  • Apply today and become part of the forefront of groundbreaking advancements in AI!
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This listing is sourced directly from Cerebras Systems's careers page and normalized into a canonical job model.