Network Security Engineer
New
C
Cerebras SystemsArtificial Intelligence
Remote, California, United States; Sunnyvale CA or Toronto CanadaFull-Time
Salary not disclosed
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Job Details
- Required Skills
- AWSPythonTerraformAnsible
Requirements
- Master's degree or higher in computer science.
- Deep expertise with industry leading firewalls, including policy design, automation, and operations.
- Strong proficiency with infrastructure as code (Terraform, Ansible) and at least one scripting language (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.
- Solid fundamentals in TCP/IP, routing, switching, DNS, and TLS — with the ability to troubleshoot across the stack.
- Excellent written communication skills, with the ability to create clear documentation for both engineers and operators.
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.
- Implement and operate network access controls including ZTNA, VPN, and remote access patterns.
- 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.
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