Senior Engineer Data - Network LAN/WAN
India
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Job Description
Senior Engineer Data - Network LAN/WAN
| Bengaluru, KarnatakaGautam Buddha Nagar, Uttar Pradesh

Job Summary

Job Summary : Cisco Network Engineer, Routing & Switching

Job Responsibilities : Monitoring and troubleshooting of LAN / WAN- Good knowledge on DHCP / DNS and other networking protocols. Monitor, troubleshoot, and escalate production problems affecting network infrastructure. Hands on experience on network monitoring tools like ITSM Remedy is desirable. Co-ordinating with Carriers and working on troubleshooting on WAN links. Escalating issues at carrier end and driving issues till resolution Troubleshoot and resolve telco issues – resolution to be driven by engineer. Troubleshoot, and escalate production problems affecting network infrastructure. Troubleshooting IPSEC, NAT, PAT, GRE

Job Description : ITIL and CCNA Certification Preferred 

Key Responsibilities

NA

Skill Requirements

Skill Requirement : Good Communication skill required. Advanced understanding in configuring and troubleshooting Routing protocols like RIP, EIGRP, OSPF, ISIS and BGP Knowledge of QOS and multicasting required. Should have experience in troubleshooting complex network issues. Experience in troubleshooting LAN technologies like VTP, STP Understanding of Gateway redundancy protocols like HSRP, VRRP, GLBP Understating of Small-scale routers and switches such as 2800, 2900, 3750, 3900, ASR, ISR Should have understanding of GRE, IPsec, site to site VPN, DMVPN Understanding of VSS. Understanding and troubleshooting LAN wireless issues, WLC, IOS upgrade on routers and switches Understanding and troubleshooting MPLS, Frame Relay Hands on experience on network monitoring tools like ITSM Remedy etc.… Hands on experience in Circuit testing required. Should have Hardware knowledge on devices like 7600,6500, Nexus Series, 3750 etc... Ready to work in 24* 7 environment.

Other Requirements

Other Requirement : BS/MS qualified (favorable - IT, Computer Science, Electrical Engineering). CCNA – Routing & Switching ITIL Foundation V3 2-3 years of experience in a technical network engineering role
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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.