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WALKIN DRIVE Drive Venue - TATA Consultancy Services Ozone Techno Park, 24, Rajiv Gandhi Salai, Navalur, Chennai, Tamil Nadu 600130 Drive Date - 8/8/26 Location - Chennai Exp - 6-8 yrs Skills - Network - Routing switching Responsibilities Network Design & Architecture: Lead the design and implementation of enterprise-level LAN, WAN, and wireless network solutions, ensuring alignment with organizational requirements and industry best practices. Advanced Troubleshooting: Provide expert-level troubleshooting support for complex network issues, including routing, switching, wireless connectivity, and firewall configurations. Firewall Management: Oversee and manage firewalls (Checkpoint, Cisco ASA, Palo Alto, etc.), ensuring secure network traffic and protecting the network from unauthorized access. Optimization & Performance Tuning: Continuously monitor and optimize LAN, WAN, and wireless performance, including latency, bandwidth utilization, and high availability. Security Solutions: Implement and maintain network security policies, firewalls, and VPNs to ensure confidentiality, integrity, and availability of resources. Wireless Network Management: Manage and optimize wireless networks, including site surveys, AP placement, and wireless security protocols (WPA2/WPA3). Network Upgrades & Maintenance: Plan and execute network upgrades, firmware patches, and hardware replacements. Mentorship & Knowledge Transfer: Provide technical guidance to junior engineers and support staff. Incident & Problem Management: Lead resolution of complex network incidents ensuring timely escalation and closure. Network Monitoring & Reporting: Monitor network health using tools and provide detailed performance and incident reports. Collaboration with Cross-functional Teams: Work with security, cloud, and data center teams for enterprise-wide integration. Documentation & Process Improvement: Maintain detailed documentation and contribute to operational improvements. APPLY ONLY IF INTERESTED FOR WALKIN