Job Description
Key Responsibilities
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- Design, implement, and support Enterprise LAN and WLAN environments .n
- Configure, manage, and troubleshoot Aruba LAN and switching infrastructure .n
- Support Data Center networking including contemporary architectures such as SpineLeaf and VXLAN .n
- Implement and manage Layer2 and Layer3 technologies including STP and VLANs .n
- Operate and support Aruba Wireless solutions , ensuring optimal performance and availability.n
- Manage Firewall security using Palo Alto , including zoning and segmentation.n
- Administer Aruba ClearPass for Network Access Control (NAC), authentication, authorization, and policy enforcement.n
- Perform incident, problem, and change management activities in line with ITIL processes.n
- Conduct root cause analysis (RCA) and support continuous service improvement.n
- Maintain accurate network documentation, diagrams,



and configuration records.n
- Collaborate with crossfunctional teams, vendors, and stakeholders during transitions and BAU operations.n

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nTechnical Skills
nLAN & Data Center Networking
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- Aruba LAN / Aruba Switching n
- STP, VLAN, VXLAN n
- SpineLeaf architecture n
- Arista switching (preferred)n
- Data Center networking conceptsn

nWLAN
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- n
- Aruba Wireless n
- Aruba Central n
- Instant Access Points (IAP) n

nFirewall & Security
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- n
- Palo Alto Firewalls n
- Network zoning and segmentation n

nNetwork Access Control
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- n
- Aruba ClearPass n
- Authentication and authorizationn
- Policy enforcementn
- Profiling and access controln

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📌 Network Switching(LAN Technology) (Tamil Nadu)
🏢 Tata Consultancy Services
📍 Tamil Nadu