Job Summary

Network Data LAN/WAN/SDWAN Engineer – L2

Key Responsibilities

Supporting datacenter networks implementations and operations. • Conduct preventive maintenance and ensure maximum network updates • Understanding and supporting client data center networks globally • Advise modern technologies and design changes to clients as appropriate • Execute software upgrades, device hardening, standardization, and cleanup tasks • Maintain Datacenter Network devices inventory • Maintain datacenter network diagrams UpToDate using Visio. • Attending high severity technical bridges, Troubleshoot technical issues. • Fulfilling requests, Resolving Incidents in adherence with SLAs. • Perform root cause analysis and closing problem tickets. • Act proactively on alerts/incidents generated by network monitoring tools. • Supporting tasks related to Configuration management, Change management, Vulnerability management, patch management etc. • Support EOL/EOS devices refresh projects. • Coordinate with OEM technical support to resolve complex issues. • Collaborate with Customer network team, HCL teams deployed globally. • Must train and support L1engineers about network infrastructure.

Skill Requirements

Good Hands-on experience with proficiency in managing large scale datacenter networks comprised of various technologies.



• Extensive knowledge to support installation configuration, administration, and advanced troubleshooting of datacenter networks • Knowledge of implementing and troubleshooting complex layer two technologies such as VLAN Trunks, VTP Ether channel, STP, RSTP and MST. • Hands on in Cisco catalyst, Nexus, ASR, ACI platforms. • WAN protocols like OSPF, BGP. Stack wise, VDC, VPC. • Packet capture and analyzing skills • Should be able to handle day-to-day issues in LAN / WAN infrastructure • Strong technical skills and Hands-on in Cisco datacenter switches, routers • Should be able to coordinate with Vendors (OEM / TP) • Should have knowledge of SDWAN solutions (Viptela / Meraki / Velo) • Knowledge of DNS, DHCP and IPAM solutions (Optional) • Knowledge of Wireless Technologies (Optional)

Must Have Skill

Network LAN/WAN mgmt

Good to Have Skill

Other Requirements

Excellent communication and conversation skills (Verbal and Written). • Good documentation skills. • Must have excellent customer relationship skills. • Able to perform under high pressure, demanding situations. • Open Minded with positive listening skills and one team thought process. • Adaptability, Flexibility to support off hours based on the need/urgency

📌 Sr Administrator (Support & Operations) (India)
🏢 HCLTech
📍 India