Network Security Engineer

Roles and Responsibilities

• Design, implement, and maintain network security solutions across enterprise environments.
• Manage and support firewalls, NAC, micro-segmentation, DDoS protection, DNS security, and RADIUS authentication services.
• Provide engineering support for Cisco, Arista, Fortinet, Aruba ClearPass, and micro-segmentation platforms.
• Support cloud security initiatives in Azure and GCP.
• Contribute to security policy automation efforts using Python, Ansible, Terraform, GitHub, and Bitbucket.
• Collaborate with Cyber Operations, Infrastructure, and Security teams to implement and maintain network security controls.
• Support incident response, network flow analysis, troubleshooting, and production changes.
• Participate in after-hours and weekend support rotations as needed.

Required Qualifications

• 7+ years of experience in Network Security and Network Engineering.
• Strong experience with firewall technologies, network security, Cisco, Arista, and Fortinet platforms.
• Experience with Network Access Control (NAC) and micro-segmentation technologies.
• Knowledge of DDoS mitigation, DNS security, and RADIUS authentication.
• Experience supporting Azure and/or Google Cloud Platform security.
• Hands-on experience with automation tools such as Python, Ansible, Terraform, GitHub, and Bitbucket.
• Ability to work independently and collaborate across Cybersecurity and Infrastructure teams.

Preferred Qualifications

• Experience with Aruba ClearPass and Illumio (or similar micro-segmentation solutions).
• Familiarity with DevOps and Infrastructure-as-Code practices.
• Experience working with Cyber Operations, Incident Response, and Security Engineering teams.

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