Pro members applied to this job 36 hours before you saw itGet Pro ›

Cerebras Systems - Network Security Engineer

Remote - California, United States; Sunnyvale CA or Toronto Canada3d ago

Remote NA Cloud Computing Security Engineer Terraform Ansible Python Documentation AWS

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.

Benefits

• People who are serious about software make their own hardware. At Cerebras we have built a breakthrough architecture that is unlocking new opportunities for the AI industry. With dozens of model releases and rapid growth, we’ve reached an inflection point in our business. Members of our team tell us there are five main reasons they joined Cerebras: • 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. • Read our blog: Five Reasons to Join Cerebras in 2026.