Administrator - Network LAN/WAN
India
Job Description
Administrator - Network LAN/WAN
Bengaluru, Karnataka

Job Summary

We are looking for a highly skilled and experienced L2 optical service provisioning specialist to join our team. The candidate will be responsible for end-to-end provisioning, activation and advanced troubleshooting of optical network services (e.g. DWDM, OTN, ASON). This role requires deep understanding of optical transmission technologies, network protocols and ability to work independently to resolve complex network issues.

Key Responsibilities

  • Perform complex configuration and provisioning of optical services on various optical transport equipment’s (Exposure on Nokia 1830 PSS will be added advantage)
  • Collaborate with Network design, planning and field operation team to ensure successful service delivery.
  • Responsible for end-to-end commissioning of new optical links and ensure all optical parameters are configured properly.
  • Execute service turn up procedures, conduct end-to-end testing and ensure service readiness for customer handover.
  • Act as an escalation point for L1 Support, help to diagnose and resolve complex optical network issues, service degradation and outages.
  • Perform in depth analysis of alarms, performance metrics and service logs to identify and resolve the fault.
  • Execute planned network changes, upgrades and migrations on optical network elements with minimal service disruption.

Work closely with internal teams and external vendors to resolve issue and deliver services.

Skill Requirements

1. Proficient in LAN/WAN technologies and protocols.
2. Strong troubleshooting skills in network connectivity issues and performance optimization.
3. Familiarity with network monitoring tools and diagnostic software.
4. Ability to analyze complex issues and implement effective solutions independently.
5. Excellent communication skills for effective customer interaction and team collaboration.
6. Excellent hands-on experience on the following technologies:
7. Routing protocols � EIGRP, OSPF, BGP
8. LAN Switching � VLAN, VTP, STP, EtherChannel, CoS
9. WAN � MPLS, MPLS/VPN, MP-BGP
10. TCP/IP protocol suite, Quality of Service
11. Application protocols - HTTP, HTTPS, FTP, SMTP, SNMP, SSL etc.
12. Network Security - IPSec VPN, AAA Architecture, TACACS+, RADIUS, firewalls
13. Data Center Architecture � Network, Server, Storage

Other Requirements

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 226,300 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 December 2025 totaled $14.5 billion.

23 Benefits At HCLTech, we believe in empowering our employees with comprehensive benefits that support their professional growth and enhance their well-being. When you sign up for a career with us, you gain access to: https://rmkcdn.successfactors.com/147eb21f/a701dca9-f32d-4fc9-9447-6.svg Industry-benchmarked compensation https://rmkcdn.successfactors.com/147eb21f/b0c54381-ddcc-4a33-9b35-9.svg Best-in-class healthcare benefits https://rmkcdn.successfactors.com/147eb21f/b73027be-7aae-4d36-a090-4.svg Personal time off https://rmkcdn.successfactors.com/147eb21f/d5b4fdfd-2e99-4e26-9878-9.svg Maternity and paternity benefits https://rmkcdn.successfactors.com/147eb21f/3d42b0fc-4652-435a-9ece-c.svg Access to skills / higher education programs/resources https://rmkcdn.successfactors.com/147eb21f/aeddeaf2-9e25-4584-ad11-d.svg Discounts on products and services via Benefit Box https://rmkcdn.successfactors.com/147eb21f/a9609a3b-2700-4b3c-9d90-a.svg Participate in CSR programs and live life with a purpose https://rmkcdn.successfactors.com/147eb21f/c6e33851-710f-4634-bd69-f.svg Opportunities to grow and advance your career Note: The benefits listed above vary depending on the nature of your employment and the country where you work. Some benefits may be available in some countries but not in all.