Specialist - CyberSecurity

LTM; Bengaluru; On-site; INR 1,800,000 - 2,400,000; Full time

Job summary

LTM in Bengaluru seeks a Network Security Engineer with 5–8 years of hands-on experience in enterprise routing/switching and network security, including firewalls and VPNs. The role covers end-to-end network and security operations across hybrid environments, focusing on design, implementation, troubleshooting, and optimization.

The candidate will work across LAN/WAN/WLAN, SD-WAN, and security monitoring tools to ensure secure connectivity and robust defense against threats.

Qualifications

• Core Networking is mandatory.
• Routing protocols BGP OSPF EIGRP are required.
• Switching VLAN STP trunking port security is expected.

Responsibilities

• Configure and manage firewalls.
• Implement and maintain security policies ACLs NAT segmentation.
• Monitor and respond to security incidents, threats and anomalies.
• Perform firewall rule analysis, optimization and cleanup.
• Manage IDS/IPS and threat inspection systems.
• Conduct vulnerability assessments and remediation.
• Support ISO/NIST enterprise policies.

Skills

Core Networking

Routing BGP OSPF EIGRP

Switching VLAN STP trunking port sec.

Firewall security operations

VPN security

Security risk management

Monitoring and troubleshooting

Change lifecycle management

Tools

SolarWinds

ThousandEyes

Splunk

Job description

Network Security Engineer Firewall RoutingSwitching

Experience 5 to 8 Years

Job Summary

We are seeking a versatile Network Security Engineer with handson expertise in both enterprise networking routingswitchingWAN and network security firewalls VPN Zero Trust

The role focuses on endtoend network and security operations including design implementation troubleshooting and optimization across hybrid enterprise environments

Key Responsibilities

• 1 Core Networking VERY IMPORTANT ADDITION
• Configure and manage
• Support LANWANWLAN and SDWAN environments
• Implement and troubleshoot
• oRouting protocols BGP OSPF EIGRP
• oSwitching VLAN STP trunking port security
• Perform traffic flow analysis L2L7 visibility
• Troubleshoot network issues impacting firewallVPN behavior
• 2 Firewall Security Operations
• Configure and manage firewalls
• Implement and maintain
• oSecurity policies ACLs NAT segmentation
• Monitor and respond to
• oSecurity incidents threats and anomalies
• Perform firewall rule analysis optimization and cleanup
• 3 VPN Secure Connectivity
• Configure and troubleshoot
• oRemote access VPN
• Ensure secure connectivity across
• oBranch DC Cloud and remote users
• 4 Security Risk Management
• Manage IDSIPS and threat inspection systems
• Conduct vulnerability assessments and remediation
• Implement Zero Trust ZTNA ZIA ZPA where applicable
• Support compliance ISO NIST enterprise policies
• 5 Monitoring Troubleshooting
• Use tools like
• oSolarWinds ThousandEyes Splunk
• Perform
• oDeep packet analysis
• oRCA for complex networksecurity issues
• Correlate network security events
• 6 Change Lifecycle Management
• Perform
• oFirewall upgrades and migrations ASA FTD
• Maintain
• oNetwork security architecture diagrams
• oFirewall policies and config backups
• Work with
• oNetwork Cloud Security Application teams

Required Skills

• Core Networking MANDATORY NOW
• Routing BGP OSPF EIGRP
• Switching VLAN STP trunking port security