We are looking for an experienced Network Security Engineer ADC & Load Balancer Specialist to join our infrastructure and security team. The ideal candidate will have solid hands-on experience in Application Delivery Controllers (ADC), Load Balancers, Network Security, Firewalls, and enterprise networking environments.

The candidate will be responsible for designing, implementing, managing, and troubleshooting secure and highly available network infrastructure using technologies such as F5 BIG-IP, Citrix ADC (NetScaler), Palo Alto, Fortinet, and other enterprise security platforms.

Key Responsibilities

- Design, configure, and support enterprise Load Balancer and ADC solutions.
- Manage and troubleshoot F5 BIG-IP (LTM/GTM/DNS/APM/ASM) and Citrix ADC (NetScaler) environments.

- Configure

- Virtual Servers (VIPs)

- Pools and Pool Members

- Health Monitors

- Persistence Profiles
- SSL Offloading / SSL Bridging
- Traffic Policies and Content Switching

- GSLB configurations
- Perform ADC upgrades, migrations,



backups, and configuration management.
- Implement and maintain high availability solutions including clustering and failover.
- Troubleshoot application delivery issues using:

- Packet captures

- Logs analysis

- CLI troubleshooting

- Network monitoring tools
- Manage network security devices including:

- Next Generation Firewalls

- VPN solutions

- WAF policies

- Security access controls
- Configure and troubleshoot firewall policies, NAT rules, VPN tunnels, and security policies.
- Perform security hardening, vulnerability remediation, and compliance activities.
- Collaborate with application, server, cloud, and security teams for service onboarding.
- Participate in incident management, change management, and root cause analysis.
- Automate operational tasks using scripting tools where applicable.

📌 Network Security Engineer (Chennai)
🏢 Elabs Infotech
📍 Chennai