Data Center Firewall & Network Security Engineer

Cerebras Systems • Sunnyvale, CA

8h

About The Position

As a Data Center Firewall & Network Security Engineer, you will be responsible for the design, implementation, and 24/7 maintenance of the security infrastructure protecting our critical data assets. You will bridge the gap between core networking and cybersecurity, ensuring that high‑speed data center traffic remains secure without sacrificing performance or latency.

Requirements

• Experience designing, implementing, managing, and monitoring an organization’s network defenses, with a primary focus on firewalls and VPNs.
• Minimum of 8 to 10 years of experience configuring, managing, and supporting firewalls.
• Expertise in Palo Alto Networks firewalls and Panorama.
• Strong grasp of core networking technologies such as BGP, OSPF, VLANs, VXLAN, and EVPN.
• Experience designing secure, redundant failover paths across multiple geographic data centers.
• Experience securing connectivity between on‑premises data centers and AWS/Azure/GCP.
• Strong scripting/programming skills (e.g., Python, Shell, PowerShell, YAML/JSON) and experience with Infrastructure‑as‑Code or Policy‑as‑Code frameworks.
• Bachelor’s degree in Computer Science, Electrical/Computer Engineering, Information Security, or Information Systems; a Master’s degree is preferred.

Nice To Haves

• PCNSE, NSE 4–8, CCNP Security, or CISSP certifications preferred.
• Experience with IDS/IPS, SSL/TLS decryption, WAF, and DDoS mitigation.

Responsibilities

• Architectural Design: Design and deploy scalable, high‑availability security solutions (firewalls, VPNs) in a multi‑tenant or data center environment.
• Policy Management: Create, audit, and optimize complex firewall rule sets to enforce the principle of least privilege.
• Zero Trust & Segmentation: Implement micro‑segmentation strategies to prevent lateral movement within the data center.
• Threat Mitigation: Monitor for security breaches and investigate network‑level anomalies using SIEM tools and packet analysis.
• Performance Tuning: Manage high‑throughput traffic flows (100G+ environments) and ensure that security inspection does not create bottlenecks.
• Automation: Utilize Python, Ansible, or Terraform to automate repetitive security tasks and support Infrastructure‑as‑Code (IaC) deployments.
• Operations and Management: Operations and Management: software upgrades, vulnerability response, vendor coordination, debugging and mitigation, on‑call support, stakeholder communication, and documentation.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level