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Network Security Lead – Data Center & Infrastructure
Job Description & How to Apply Below
Network Security Lead – Data Center & Infrastructure
We are seeking an experienced Network Security Lead to design, implement, and secure large-scale multi-region data center networks. This role focuses on modern leaf-spine architecture, dynamic routing, Zero-Trust segmentation, firewall micro‑segmentation, and high‑availability networking to support latency‑sensitive engineering and compute workloads. The ideal candidate will have strong expertise in enterprise and data center networking, network security architecture, traffic visibility, and infrastructure resilience.
Key Responsibilities- Design and maintain leaf‑spine and core‑distribution network architectures
- Optimize network infrastructure for low‑latency compute and engineering workloads
- Plan and manage MPLS and data center interconnects
- Routing & Traffic Engineering
- Implement and manage BGP and OSPF routing architectures
- Design and enforce route policies and path optimization
- Conduct routing failover testing and path validation
- Implement QoS policies for engineering workload prioritization
- Network Security Architecture
- Design firewall policies and micro‑segmentation
- Deploy IDS/IPS systems and anomaly detection mechanisms
- Implement DDoS protection and mitigation strategies
- Secure Connectivity
- Manage IPSec and SSL VPN infrastructure
- Implement secure remote access with MFA integration
- Design resilient site‑to‑site connectivity and redundancy
- Network Visibility & Monitoring
- Implement network telemetry and traffic visibility tools (Net Flow, sFlow)
- Improve East‑West traffic visibility and containment
- Support monitoring and incident response activities
- Automation & Infrastructure Management
- Develop basic network automation using APIs and scripted configurations
- Support configuration management and infrastructure consistency
- Collaborate with infrastructure and security teams for integrated operations
- Compliance & Governance
- Support ISO 27001 compliance, audits, and evidence preparation
- Maintain detailed network documentation and architecture diagrams
- Follow enterprise change management and governance processes
- Execute network change windows and rollback planning
- Coordinate with network vendors and ISPs
- Troubleshoot connectivity and performance issues across regions
- 7+ years of experience in enterprise or data center networking
- Expertise in BGP, OSPF, and advanced routing architectures
- Experience implementing Zero-Trust and micro‑segmentation strategies
- Hands‑on experience with enterprise firewalls and VPN technologies
- Knowledge of traffic telemetry, monitoring, and performance optimization
- Experience supporting high‑availability infrastructure environments
- CCNP Security
- CCNP Enterprise
- Fortinet NSE 4 / 5 / 6 / 7
- Experience with SD-WAN deployment and traffic steering
- Knowledge of network automation frameworks
- Familiarity with Zero-Trust architecture frameworks
- Experience supporting large‑scale enterprise or engineering environments
- Strong leadership and technical decision-making ability
- Excellent troubleshooting and analytical skills
- Strong documentation and communication skills
- Ability to coordinate cross-functional teams and vendors
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