Administrator - Network LAN/WAN

Technology, Data & Digital · IT Infrastructure & Security · Network Administration

In short

The LAN/WAN Support Administrator in Noida, India, is responsible for ensuring smooth network operations through troubleshooting, root cause analysis, and providing technical support. This role is crucial for maintaining customer satisfaction and operational excellence.

Responsibilities

Provide technical support for LAN/WAN networking issues by troubleshooting and resolving incidents to meet agreed service level agreements.
Conduct root cause analysis on escalated issues using diagnostic tools and methodologies.
Update and manage the knowledge base, document resolutions, and share best practices.
Train and mentor new team members and analysts.
Ensure a positive customer experience by optimizing first call resolution rates and minimizing case reopens.

Requirements

Proficient in LAN/WAN technologies and protocols.
Strong troubleshooting skills in network connectivity issues and performance optimization.
Familiarity with network monitoring tools and diagnostic software.
Ability to analyze complex issues and implement effective solutions independently.
Excellent communication skills for effective customer interaction and team collaboration.
Hands-on experience with Routing protocols (EIGRP, OSPF, BGP).
Hands-on experience with LAN Switching (VLAN, VTP, STP, EtherChannel, CoS).
Hands-on experience with WAN (MPLS, MPLS/VPN, MP-BGP).
Hands-on experience with TCP/IP protocol suite, Quality of Service.
Hands-on experience with Application protocols (HTTP, HTTPS, FTP, SMTP, SNMP, SSL etc.).
Hands-on experience with Network Security (IPSec VPN, AAA Architecture, TACACS+, RADIUS, firewalls).
Hands-on experience with Data Center Architecture (Network, Server, Storage).

Desired Qualifications

Optional but valuable: Cisco Certified Network Associate (CCNA) or equivalent certifications.
Excellent communication and presentation skills.
Ability to clearly communicate with customers and present solutions to CIO, CXO level.
Must be open for 24x7 environment.

Benefits

Opportunity to work in a global technology company.
Access to industry-leading capabilities centered around digital, engineering, cloud and AI.
Work with clients across all major verticals.
Consolidated revenues as of 12 months ending June 2026 totaled $14.8 billion.

Skills

LAN/WANEIGRPOSPFBGPVLANVTPSTPEtherChannelCoSMPLSMPLS/VPNMP-BGPTCP/IPQuality of ServiceHTTPHTTPSFTPSMTPSNMPSSLIPSec VPNTACACS+RADIUSFirewallsData Center ArchitectureNetwork Monitoring ToolsDiagnostic Software

#LAN/WAN#Network Support#Troubleshooting#Noida

About HCLTech

Supercharging progress through technology and innovation

HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered around digital, engineering and cloud, 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 September 2022 totaled $12.1 billion. To learn how we can supercharge progress for…

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