Network Security Architect
GTT Communications, Inc.Job Description
As a Network Security Architect, you will be the visionary and lead designer for our secure network infrastructure. You will design, build, and oversee the implementation of security systems that protect our nationwide ISP backbone, data centers, and customer-facing services. This role requires a deep understanding of BGP security, DDoS mitigation at scale, and the integration of security into high-throughput transport networks.
Responsibilities:
Architectural Design: Develop and maintain the security blueprint for the ISP core, edge, and access networks.
DDoS Mitigation: Design and optimize multi-layered DDoS protection strategies using scrubbing centers, flow-based monitoring (NetFlow/SFlow), and RTBH (Remote Triggered Black Hole) filtering.
Infrastructure Security: Hardening of critical network elements (routers, switches, OLTs) and implementing robust AAA (Authentication, Authorization, and Accounting) frameworks.
BGP ...
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