Network Security Engineer

Cerebras
United States
Workplace: OnsiteFull timeFunction: CybersecurityEducation: mastersSkills: ["Automation-first mindset","Written communication"]

Design, build, and operate network security controls to protect data centers, cloud environments, and corporate infrastructure as Cerebras scales for demanding AI workloads. Own firewall, segmentation, and network detection capabilities by turning security policy into automated, testable infrastructure. Partner with Network Engineering, IT, and Security Operations to deliver network access controls (ZTNA/VPN), detection, lifecycle management, and clear runbooks across enterprise, data center, and AWS domains.

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FursaFursa
Cerebras
Cerebras
2 months ago

Network Security Engineer

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Source: Company careers pageValidated by: Fursa AI
Last checked: 16 hours agoStatus: Live

Job Summary

Design, build, and operate network security controls to protect data centers, cloud environments, and corporate infrastructure as Cerebras scales for demanding AI workloads. Own firewall, segmentation, and network detection capabilities by turning security policy into automated, testable infrastructure. Partner with Network Engineering, IT, and Security Operations to deliver network access controls (ZTNA/VPN), detection, lifecycle management, and clear runbooks across enterprise, data center, and AWS domains.
Location: United States
Workplace: Onsite
Employment Type: Full time
Job Function: Cybersecurity

Key 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 deployments.
  • •Lead network lifecycle management through design reviews, configuration baselines, change automation, and ongoing rule hygiene.
  • •Build network-based detection capabilities and partner with the Detection & Response team on response playbooks.
  • •Implement and operate network access controls, including ZTNA, VPN, and remote access patterns, and run periodic reviews and remediation campaigns.

Key Requirements

  • •Master's degree or higher in computer science.
  • •Deep expertise with industry-leading firewalls, including policy design, automation, and operations.
  • •Strong infrastructure-as-code skills with Terraform and Ansible, plus scripting (Python preferred).
  • •Hands-on experience operating network controls in a major cloud environment (AWS preferred), including VPCs, transit gateways, security groups, and cloud-native firewalls.
  • •Practical understanding of ZTNA, segmentation, and modern network access patterns.
Education:Master's in computer science
Skills:Automation-first mindsetWritten communication
Tech Stack:FirewallsSegmentationZero-trust controlsZero-trust (ZTNA)VPNTerraformAnsiblePythonCI/CDAWSVPCsTransit gatewaysSecurity groupsCloud-native firewallsTCP/IPRoutingSwitchingDNSTLS

Company Brief

Cerebras
Designs and builds wafer-scale AI accelerators and systems for large-scale deep learning workloads, delivering specialized hardware and software to accelerate model training and inference for enterprises and research institutions.
Industry: Hardware Devices
Company Size: Large (251 to 1,000 employees)
Growth: Scaleup
Headquarters: Sunnyvale, United States
Founded: 2016
WebsiteLinkedIn