SME - Network LAN/WAN

HCL Technologies Limited; Hyderabad; On-site; INR 700,000 - 1,100,000; Full time

Job summary

HCLTech is seeking a senior Network Data & Security lead in Hyderabad to drive incident, change and problem management. You will review network maintenance, perform capacity planning, and ensure service availability while mentoring team members.

You will provide Level-3 support, manage devices using Cisco Prime, and coordinate with vendors for rapid issue resolution, including DR tests and cloud integrations.

Qualifications

• Senior/network data & security experience with incidents, changes, and problems management.
• Hands-on with Cisco routing, switching, firewalls, and wireless tech.
• Experience reviewing network maintenance, patches, and security configs.

Responsibilities

• Lead Network Data & Security track and manage incidents, changes, and problems.
• Provide Level-3 troubleshooting and resolution for complex network/security issues.
• Review performance, capacity planning, and reliability of network services.
• Liaise with vendors and internal IT teams for problem resolution.
• Manage devices via Cisco Prime and review DNS records with third-party vendors.

Skills

Network Data & Security

Incident management

Change management

Problem management

Cisco routing & switching

Firewalls

DNS/DHCP/IPAM

Nexus switches

VXLAN/VDC

Routing protocols (EIGRP/OSPF/iBGP/eB2

Education

CCNP - Routing & Switching

Tools

Cisco Prime Infrastructure

Snow CMDB

Infoblox

SolarWinds

F5 LTM/GTM

Checkpoint Mgmt.

AWS cloud integration

Job description

Qualification:- 12+ Years Network Data & Security experience. ROLES AND RESPONSIBILITIES Experience of managing & responsible to lead Network Data and Security track and manage Incident, Change and Problem management Responsible and first level escalation point for Incident, change, and problems Knowledge on configuring and troubleshooting the Cisco Routing, Switching , Firewalls & Wireless Knowledge on Cisco ACI and implementation Knowledge to review network maintenance and device upgrades including patches, hot fixes and security configurations. Experience in Wifi products such as cisco WLC and Access points. Review the performance and ensuring service availability and reliability Review system resource utilization, trending, and capacity planning. Provide Level-3 support and troubleshooting to resolve issues. Work within established configuration and change management policies to ensure awareness, approval and success of changes made to the network infrastructure. Liaise with vendors and other IT personnel for problem resolution. Support in DR tests/failover from WAN perspective. Providing network engineering support and training to other team members. Ability to manage the devices through Cisco Prime Infrastructure & managing the DNS Records with third party Vendor Managing and reviewing the CMDB on Snow Extensive knowledge of LAN and WAN technologies Excellent Exposure to current Leaf>Spine>Leaf architectures, validated designs, and methodologies. Excellent knowledge of dynamic routing protocols Eigrp, OSPF, iBGP, eBGP. Excellent exposure to Nexus 2/3/5/7/9K platforms Excellent exposure to DNS, DHCP & IPAM. Strong Experience in managing Nexus/cisco switches with FEX, VPC, VXLAN, VDC\'s etc. Experience with Routers, switches, HSRP, VRRP & GLBP redundancy protocols, Firewalls Strong troubleshooting skills by providing support for any network & security related issues Experience in monitoring tools like Solar Winds, thousand eye Experience in Infoblox. Experience in Load balancers such F5(LTM, GTM) Responsible for ensuring the team to adhere to the SLAs and process Responsible Level 3 Troubleshoot and resolve Cisco ASA, Checkpoint Firewalls, McAfee Web gateway, Barracuda Email security, Thales Key management -related issues Responsible for performing Root Cause Analysis for major incidents Responsible for configuring changes on Cisco ASA, Checkpoint Firewalls, McAfee Web gateway, Barracuda Email security, Thales Key management to meet organizational security requirements Responsible for Integration of new Cisco ASA, Checkpoint Firewalls, McAfee Web gateway, Barracuda Email security, Thales Key management to AWS cloud environment. Responsible for creating and maintaining firewall rules, policies, and objects using centralized management tool (Checkpoint Mgmt. server) Responsible for providing technical guidance and support to other IT team members Responsible for making customer environment to stay up to date with the latest Palo Alto Networks technologies and best practices Certification: - CCNP- Routing and switching or equivalent certification

Key Responsibilities

Qualification:- 12+ Years Network Data & Security experience. ROLES AND RESPONSIBILITIES Experience of managing & responsible to lead Network Data and Security track and manage Incident, Change and Problem management Responsible and first level escalation point for Incident, change, and problems Knowledge on configuring and troubleshooting the Cisco Routing, Switching , Firewalls & Wireless Knowledge on Cisco ACI and implementation Knowledge to review network maintenance and device upgrades including patches, hot fixes and security configurations. Experience in Wifi products such as cisco WLC and Access points. Review the performance and ensuring service availability and reliability Review system resource utilization, trending, and capacity planning. Provide Level-3 support and troubleshooting to resolve issues. Work within established configuration and change management policies to ensure awareness, approval and success of changes made to the network infrastructure. Liaise with vendors and other IT personnel for problem resolution. Support in DR tests/failover from WAN perspective. Providing network engineering support and training to other team members. Ability to manage the devices through Cisco Prime Infrastructure & managing the DNS Records with third party Vendor Managing and reviewing the CMDB on Snow Extensive knowledge of LAN and WAN technologies Excellent Exposure to current Leaf>Spine>Leaf architectures, validated designs, and methodologies. Excellent knowledge of dynamic routing protocols Eigrp, OSPF, iBGP, eBGP. Excellent exposure to Nexus 2/3/5/7/9K platforms Excellent exposure to DNS, DHCP & IPAM. Strong Experience in managing Nexus/cisco switches with FEX, VPC, VXLAN, VDC\'s etc. Experience with Routers, switches, HSRP, VRRP & GLBP redundancy protocols, Firewalls Strong troubleshooting skills by providing support for any network & security related issues Experience in monitoring tools like Solar Winds, thousand eye Experience in Infoblox. Experience in Load balancers such F5(LTM, GTM) Responsible for ensuring the team to adhere to the SLAs and process Responsible Level 3 Troubleshoot and resolve Cisco ASA, Checkpoint Firewalls, McAfee Web gateway, Barracuda Email security, Thales Key management -related issues Responsible for performing Root Cause Analysis for major incidents Responsible for configuring changes on Cisco ASA, Checkpoint Firewalls, McAfee Web gateway, Barracuda Email security, Thales Key management to meet organizational security requirements Responsible for Integration of new Cisco ASA, Checkpoint Firewalls, McAfee Web gateway, Barracuda Email security, Thales Key management to AWS cloud environment. Responsible for creating and maintaining firewall rules, policies, and objects using centralized management tool (Checkpoint Mgmt. server) Responsible for providing technical guidance and support to other IT team members Responsible for making customer environment to stay up to date with the latest Palo Alto Networks technologies and best practices Certification: - CCNP- Routing and switching or equivalent certification

Skill Requirements

Qualification:- 12+ Years Network Data & Security experience. ROLES AND RESPONSIBILITIES Experience of managing & responsible to lead Network Data and Security track and manage Incident, Change and Problem management Responsible and first level escalation point for Incident, change, and problems Knowledge on configuring and troubleshooting the Cisco Routing, Switching , Firewalls & Wireless Knowledge on Cisco ACI and implementation Knowledge to review network maintenance and device upgrades including patches, hot fixes and security configurations. Experience in Wifi products such as cisco WLC and Access points. Review the performance and ensuring service availability and reliability Review system resource utilization, trending, and capacity planning. Provide Level-3 support and troubleshooting to resolve issues. Work within established configuration and change management policies to ensure awareness, approval and success of changes made to the network infrastructure. Liaise with vendors and other IT personnel for problem resolution. Support in DR tests/failover from WAN perspective. Providing network engineering support and training to other team members. Ability to manage the devices through Cisco Prime Infrastructure & managing the DNS Records with third party Vendor Managing and reviewing the CMDB on Snow Extensive knowledge of LAN and WAN technologies Excellent Exposure to current Leaf>Spine>Leaf architectures, validated designs, and methodologies. Excellent knowledge of dynamic routing protocols Eigrp, OSPF, iBGP, eBGP. Excellent exposure to Nexus 2/3/5/7/9K platforms Excellent exposure to DNS, DHCP & IPAM. Strong Experience in managing Nexus/cisco switches with FEX, VPC, VXLAN, VDC\'s etc. Experience with Routers, switches, HSRP, VRRP & GLBP redundancy protocols, Firewalls Strong troubleshooting skills by providing support for any network & security related issues Experience in monitoring tools like Solar Winds, thousand eye Experience in Infoblox. Experience in Load balancers such F5(LTM, GTM) Responsible for ensuring the team to adhere to the SLAs and process Responsible Level 3 Troubleshoot and resolve Cisco ASA, Checkpoint Firewalls, McAfee Web gateway, Barracuda Email security, Thales Key management -related issues Responsible for performing Root Cause Analysis for major incidents Responsible for configuring changes on Cisco ASA, Checkpoint Firewalls, McAfee Web gateway, Barracuda Email security, Thales Key management to meet organizational security requirements Responsible for Integration of new Cisco ASA, Checkpoint Firewalls, McAfee Web gateway, Barracuda Email security, Thales Key management to AWS cloud environment. Responsible for creating and maintaining firewall rules, policies, and objects using centralized management tool (Checkpoint Mgmt. server) Responsible for providing technical guidance and support to other IT team members Responsible for making customer environment to stay up to date with the latest Palo Alto Networks technologies and best practices Certification: - CCNP- Routing and switching or equivalent certification

Other Requirements

Qualification:- 12+ Years Network Data & Security experience. ROLES AND RESPONSIBILITIES Experience of managing & responsible to lead Network Data and Security track and manage Incident, Change and Problem management Responsible and first level escalation point for Incident, change, and problems Knowledge on configuring and troubleshooting the Cisco Routing, Switching , Firewalls & Wireless Knowledge on Cisco ACI and implementation Knowledge to review network maintenance and device upgrades including patches, hot fixes and security configurations. Experience in Wifi products such as cisco WLC and Access points. Review the performance and ensuring service availability and reliability Review system resource utilization, trending, and capacity planning. Provide Level-3 support and troubleshooting to resolve issues. Work within established configuration and change management policies to ensure awareness, approval and success of changes made to the network infrastructure. Liaise with vendors and other IT personnel for problem resolution. Support in DR tests/failover from WAN perspective. Providing network engineering support and training to other team members. Ability to manage the devices through Cisco Prime Infrastructure & managing the DNS Records with third party Vendor Managing and reviewing the CMDB on Snow Extensive knowledge of LAN and WAN technologies Excellent Exposure to current Leaf>Spine>Leaf architectures, validated designs, and methodologies. Excellent knowledge of dynamic routing protocols Eigrp, OSPF, iBGP, eBGP. Excellent exposure to Nexus 2/3/5/7/9K platforms Excellent exposure to DNS, DHCP & IPAM. Strong Experience in managing Nexus/cisco switches with FEX, VPC, VXLAN, VDC\'s etc. Experience with Routers, switches, HSRP, VRRP & GLBP redundancy protocols, Firewalls Strong troubleshooting skills by providing support for any network & security related issues Experience in monitoring tools like Solar Winds, thousand eye Experience in Infoblox. Experience in Load balancers such F5(LTM, GTM) Responsible for ensuring the team to adhere to the SLAs and process Responsible Level 3 Troubleshoot and resolve Cisco ASA, Checkpoint Firewalls, McAfee Web gateway, Barracuda Email security, Thales Key management -related issues Responsible for performing Root Cause Analysis for major incidents Responsible for configuring changes on Cisco ASA, Checkpoint Firewalls, McAfee Web gateway, Barracuda Email security, Thales Key management to meet organizational security requirements Responsible for Integration of new Cisco ASA, Checkpoint Firewalls, McAfee Web gateway, Barracuda Email security, Thales Key management to AWS cloud environment. Responsible for creating and maintaining firewall rules, policies, and objects using centralized management tool (Checkpoint Mgmt. server) Responsible for providing technical guidance and support to other IT team members Responsible for making customer environment to stay up to date with the latest Palo Alto Networks technologies and best practices Certification: - CCNP- Routing and switching or equivalent certification

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 2026totaled $14.8billion.