Lead Security Specialist (WAF, F5 BIG IP and Zscaler Proxy and Cloud Security )

Role**: L3 Technical Specialist - MS, Security

Must Have**: Cloud Network Security

Experience Range: 9+ years

Location: Bangalore / Navi Mumbai - Airoli (WFO)

JD

An F5 BIG-IP and Proxy role involves designing, deploying, and managing application delivery & security using F5 load balancers (LTM, GTM, ASM) and proxy solutions (BlueCoat, Zscaler), focusing on traffic management, SSL offloading, health monitoring, persistence, and implementing security policies (like WAF) for high availability and performance, often integrating with cloud environments and scripting for automation (Python, Ansible)

Job Description

Role & Responsibilities:

Should have strong hands-on experience on F5 BIG IP and Zscaler Proxy and Cloud Native Security services (AWS WAF and Shield / Cloud Armor)

Deploy, configure, and manage F5 BIG IP (16.1.x or higher), including: Policy creation, define rules/objects/optimization and upgradation

Threat Prevention, IPS, and Identity Awareness

Signature management and false-positive handling

Bot protection, DoS mitigation, and application security tuning

F5 WAF (ASM / Advanced WAF) Manage, configure, and tune F5 Web Application Firewall (ASM / Advanced WAF) including: Policy creation, tuning, and learning mode

Deep understanding of TCP/IP, SSL/TLS, HTTP/HTTPS, DNS, and Layer 7 inspection

Experience with reverse proxying, and load balancing concepts

Strong troubleshooting skills using packet captures (tcpdump, Wireshark) and F5/Proxy logs

Have hands-on experience on SIEM , Threat Intelligence

Responsible for incident, problems, service request and change tasks assigned to support queue in Service Now ticketing application

Good Knowledge on AWS/GCP Cloud Security services (AWS WAF and Shield / GCP Cloud Armor)

Nice-to-Have:

Relevant certifications (e.g., Aws solution architect, Google cloud solution architect, F5 101 or 201, Zscaler Administrator or equivalent).

Experience in the Banking industry is a plus.