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CBTS

SR. LEAD ENGINEER – NETWORK ENGINEERING

CBTS Chennai, Tamil Nadu, India

IT Services and IT Consulting · 1,001-5,000 employees

2 d ago
network-engineer Principal (10+ yrs) Full-time India
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About the role

The role involves leading enterprise network engineering, design, and deployment across various infrastructure components to ensure high availability and performance. It also includes performing advanced troubleshooting, implementing security controls, and maintaining network architecture standards.

What they look for

Network Engineering Routing Switching WAN LAN Wireless SD-WAN Network Security Firewall Policies Zero Trust Segmentation Capacity Management Network Observability Problem Management Infrastructure Design Access Governance

Requirements

The position requires extensive experience in network engineering, including routing, switching, and security protocols. Candidates must be capable of managing complex network migrations, performance optimization, and providing technical SME support for infrastructure initiatives.

Full description

Role Purpose: Leads enterprise network engineering & advanced operational support across routing, switching, WAN, LAN, wireless, SD-WAN and network security components to ensure high availability, optimized performance and secure network connectivity across customer and internal environments.

Key Responsibilities:

· Lead design, configuration, deployment and optimization of network infrastructure, routing policies and segmentation.

· Perform advanced troubleshooting, problem management, RCA, performance optimization and escalations handling.

· Support network upgrades, migrations, patching, software upgrades, capacity management and resilience improvements.

· Implement network security controls, ACLs, firewall policies, zero trust segmentation and access governance.

· Ensure end-to-end network observability, monitoring integration and proactive detection of performance degradation.

· Create and maintain network architecture documentation, operational runbooks and engineering standards.

· Provide technical SME support for new solutions / presales sizing and infra transformation initiatives.

Key Performance Indicators (KPIs):

· Network availability and performance SLA adherence

· MTTR & incident resolution effectiveness

· Network change success rate

· Network optimization gain metrics (latency, throughput, packet loss reduction)

· Control / policy compliance and standardization adoption

· Reduction in repeat network incidents

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