Sr Administrator (Support & Operations)
India
Job Description
Sr Administrator (Support & Operations)
Nagpur, Maharashtra

Job Summary

 8+ years of hands-on experience with proficiency in managing large scale datacenter networks comprised of various technologies.• Good knowledge and Hands-on required to support installation, configuration, administration, and advanced troubleshooting of datacenter networks • 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 good listening skills and one team thought process • Adaptability, Flexibility to support off hours based on the need/urgency.

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)

Other Requirements

 8+ years of hands-on experience with proficiency in managing large scale datacenter networks comprised of various technologies. • Good knowledge and Hands-on required to support installation, configuration, administration, and advanced troubleshooting of datacenter networks • CCNA is Mandatory • ITIL (Optional)

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.