Senior Administrator - Network LAN/WAN
India
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Job Description
Senior Administrator - Network LAN/WAN
Gautam Buddha Nagar, Uttar Pradesh

Job Summary


Job Summary : Network Engineer - Enterprise DNAC/LAN

Job Description : • CCNA Enterprise• Aruba Certified Associate\• ITIL Foundation

Key Responsibilities

Job Responsibilities : LAN Operations Support\\r\\n• Support enterprise LAN infrastructure across global locations.\\r\\n• Monitor network health and availability.\\r\\n• Troubleshoot Layer 1, Layer 2, and Layer 3 connectivity issues.\\r\\n• Support VLAN, trunking, port configuration, and connectivity requests.\\r\\n• Execute standard network provisioning requests.\\r\\nSwitching Support\\r\\n• Cisco Catalyst 9000 Series\\r\\n• Cisco Nexus Platforms\\r\\n• Aruba CX Switches\\r\\n• HPE Comware Switching\\r\\nRouting & Switching\\r\\n• Support OSPF, EIGRP, BGP environments.\\r\\n• Troubleshoot STP-related issues.\\r\\n• Support HSRP and VRRP operations.\\r\\n• Perform route verification and connectivity validation.\\r\\n\\r\\nIncident & Request Management\\r\\n• Resolve L2 incidents within SLA.\\r\\n• Support L1 team whenever necessary and work closely with the L1 team.\\r\\n• Support service request fulfillment.\\r\\n• Escalate complex issues to L3 teams.\\r\\n• Update incident and change records in ServiceNow.\\r\\nChange Management\\r\\n• Implement approved network changes.\\r\\n• Execute maintenance activities.\\r\\n• Validate successful implementations.\\r\\n• Perform rollback activities if required.\\r\\nMonitoring & Tools\\r\\n• Cisco Catalyst Center (DNAC)\\r\\n• SolarWinds\\r\\n• Splunk\\r\\n• ThousandEyes\\r\\n• ServiceNow\\r\\n• iObserve\\r\\nDocumentation\\r\\n• Update network diagrams.\\r\\n• Maintain CMDB records.\\r\\n• Create implementation and troubleshooting reports.\\r\\nRequired Skills\\r\\n• Cisco Catalyst Switching\\r\\n• Cisco Nexus Switching\\r\\n• Aruba CX Switching\\r\\n• VLANs, STP, EtherChannel\\r\\n• OSPF, EIGRP\\r\\n• HSRP, VRRP\\r\\n• Basic QoS knowledge\\r\\n• ServiceNow\\r\\n

Skill Requirements

Skill Requirement : • 3-5 years of LAN Operations experience.\\r\\n• Experience in enterprise campus networks.\\r\\n• Experience supporting 24x7 operations.\\r\\n

Other Requirements

Other Requirement : • CCNA Enterprise\\r\\n• Aruba Certified Associate\\r\\n• ITIL Foundation\\r\\n
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Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 223,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending June 2026 totaled $14.8 billion.