Role Summary :
The F5 WAF L3 Administrator will be responsible for providing advanced technical support, administration, troubleshooting, optimization, and lifecycle management of enterprise F5 BIG-IP Advanced WAF / ASM infrastructure.

The role will act as the technical escalation point for L1/L2 teams and will handle complex production incidents, WAF policy issues, application onboarding, security events, upgrades, vulnerability remediation, RCA, performance issues, and OEM escalations.
The candidate is expected to possess solid expertise in F5 Advanced WAF/ASM, LTM, HTTP/HTTPS, SSL/TLS, application security, and enterprise network architecture, with the ability to independently troubleshoot critical production issues.

Key Responsibilities :
1. Advanced WAF Administration & Engineering
Administer and provide L3 support for F5 BIG-IP Advanced WAF / ASM infrastructure.
Design, create, implement, and optimize WAF security policies for critical web applications.
Lead onboarding and migration of applications to the WAF platform.
Configure and troubleshoot:
Security Policies




Virtual Servers
Pools and Nodes
HTTP/HTTPS Profiles
SSL Profiles
TCP Profiles
Persistence Profiles
SNAT
Health Monitors
Local Traffic Policies
iRules
Perform advanced policy tuning and transition applications from Transparent/Learning mode to Blocking mode.
Analyze and eliminate false positives while maintaining the required security posture.
Review and tune attack signatures, URLs, parameters, file types, HTTP protocol compliance, and application-specific security controls.
Implement protection against OWASP Top 10 and other application-layer attacks.
Support Advanced WAF capabilities including Bot Defense, IP Intelligence, Threat Campaigns, Behavioral DoS and application-layer DoS, where applicable.
Support WAF/API security requirements for REST, JSON, XML and API-based applications.
2. L3 Incident & Problem Management
Act as the highest technical escalation point for complex F5 WAF incidents.
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📌 WAF Administrator (Mumbai)
🏢 Kyndryl India
📍 Mumbai