Role & responsibilities

We are looking for an experienced Network Security Engineer with solid hands-on expertise in F5 BIG-IP LTM, F5 GTM/DNS, and Enterprise Firewalls.

The ideal candidate should have experience working on large enterprise/data center projects involving HLD/LLD, solution design, implementation, deployment, migration, testing, production cutover, and troubleshooting across both F5 Load Balancers and Firewalls.

This is a project engineering and implementation role. Candidates with only monitoring, ticket management, or BAU/operations support experience will not be considered.

Key Responsibilities
- Design, implement, deploy, migrate and troubleshoot F5 LTM and GTM/DNS solutions in large enterprise environments.
- Prepare and review High-Level Design (HLD) and Low-Level Design (LLD) documents.
- Translate business/application requirements into technical network and security solutions.
- Perform end-to-end implementation of F5 LTM, including:
- Virtual Servers / VIPs
- Pools and Pool Members
- Health Monitors
- Profiles
- Persistence
- SNAT
- SSL Offloading
- iRules




- HA and Failover
- Perform implementation and configuration of F5 GTM/DNS, including:
- Wide IP
- GSLB
- DNS Load Balancing
- Data Center traffic distribution
- GTM synchronization
- DR and business continuity solutions
- Perform application/VIP migration and F5 platform migration activities.
- Design, configure and deploy FortiGate or Cisco ASA Firewalls.
- Configure and troubleshoot:
- Firewall policies
- NAT
- ACLs
- VPN
- HA/Failover
- Routing
- Security policies
- Participate in firewall migration, replacement and deployment projects.
- Perform end-to-end traffic-flow troubleshooting across Routing/Switching Firewall F5 Application.
- Coordinate with application, network, security, infrastructure and other technical teams during project implementation.
- Prepare implementation plans, MOPs, test plans, rollback plans and technical documentation.
- Participate in production cutover

📌 Network Security engineer-and Firewall (Pune)
🏢 Norwin Technologies
📍 Pune