Application Support Engineer

Overview

Provide application support for enterprise F5 BIG-IP infrastructure, focusing on application delivery, load balancing, DNS traffic management, security solutions, migration, troubleshooting, optimization, and operational support across enterprise and cloud environments.

What you'll do

• Design, deploy, configure, and support F5 BIG-IP LTM, F5 BIG-IP GTM/DNS, and High Availability environments.
• Configure and manage Virtual Servers, Pools and pool members, Health monitors, SNAT/NAT, SSL, TCP profiles and iRules.
• Implement global traffic management solutions using GTM/DNS.
• Configure Wide IPs, DNS listeners, load balancing, custom health monitors, and GTM pools.
• Perform URL redirection and traffic steering using iRules and GTM policies.
• Manage SSL offloading, SSL bridging, and certificate lifecycle management.
• Troubleshoot application availability issues, SSL handshake failures, DNS resolution problems, traffic routing issues, high latency, and failover issues.
• Configure and maintain one-arm and two-arm deployments, routed and transparent modes, and VLANs and trunk interfaces.
• Support application onboarding and cloud migration activities.
• Implement security hardening and best practices on F5 appliances.
• Perform software upgrades, UCS backups/restores, and license management.
• Work with network, security, server, and application teams during deployments and incidents.
• Automate operational tasks using APIs, Ansible, Terraform, or scripting.
• Prepare SOPs, architecture diagrams, RCA documents, and operational documentation.

What you'll need

• Minimum 5 year(s) of experience.
• Minimum 8-12 years of experience in Big IP F5 GTM/LTM Operations Support and deployment.
• Strong hands-on experience with F5 BIG-IP LTM.
• Strong hands-on experience with F5 BIG-IP GTM/DNS.
• Experience with virtual servers, load balancing methods, persistence profiles, SNAT, AutoMap vs SNAT pools, SSL offloading and bridging, TCP/HTTP profiles, health monitors, iRules and traffic policies.
• Experience with one-arm vs two-arm deployments and routed mode configurations.
• Experience with Wide IPs, GTM pools, DNS listeners, topology load balancing, DNS persistence, delegation and DNS integration, data centre failover, LDNS concepts, and DNS Express basics.
• Network Infrastructures skills.
• 15 years full-time education.

Nice to have

• F5 Certified BIG-IP Administrator (F5-CA).
• F5 Certified Technology Specialist (CTS-LTM / CTS-DNS).
• AWS, Azure, or GCP certifications.
• CCNA or CCNP.

Details

• Location: Bengaluru or Hyderabad office.
• Flexible working in the client time zone.