Cyber Security Engineer_A

Infosys; Hyderabad, Chennai, Bengaluru; Hybrid; INR 1,200,000 - 2,000,000; Full time

Job summary

Infosys in Hyderabad seeks an experienced F5 WAF & BIG-IP LTM Engineer with 6–10 years of experience in application delivery, load balancing and web application security. The candidate will manage F5 BIG-IP LTM and Advanced WAF (ASM) in production environments and collaborate with security, network, and application teams.

Responsibilities include configuring Virtual Servers, Pools, Nodes, Health Monitors, profiles and iRules; SSL offloading; troubleshooting with tcpdump and Wireshark;

Qualifications

• 6–10 years of experience in application delivery, load balancing and web application security.
• Strong expertise in managing F5 BIG-IP LTM and Advanced WAF (ASM) solutions in production environments.
• Experience in production support and handling incident/change/problem management.

Responsibilities

• Configure and manage F5 BIG-IP LTM components including Virtual Servers, Pools, Nodes, Health Monitors, Profiles, and iRules.
• Implement and support F5 Advanced WAF/ASM security policies.
• Perform WAF policy creation, tuning, staging, and false positive mitigation.
• Manage SSL/TLS certificates, SSL offloading, SNI, and Mutual TLS (mTLS).
• Troubleshoot Layer 4-7 traffic issues using tcpdump, Wireshark, and F5 logs.
• Configure and support HA deployments and failover activities.
• Handle onboarding, migrations, upgrades, and disaster recovery activities.
• Monitor and mitigate OWASP Top 10 threats including SQLi, XSS, CSRF, and Bot attacks.
• Coordinate with application, security, and network teams for deployment and issue resolution.
• Participate in incident, change, and problem management processes.

Skills

F5 WAF

BIG-IP LTM

App Delivery

Load Balancing

Web Security

Tools

tcpdump

Wireshark

F5 logs

Ansible

Job description

Job Description:

We are looking for an experienced F5 WAF & BIG-IP LTM Engineer with 6-10 years of experience in Application Delivery, Load Balancing, and Web Application Security. The ideal candidate should have strong expertise in managing F5 BIG-IP LTM and Advanced WAF (ASM) solutions in enterprise production environments.

Key Responsibilities:

• Configure and manage F5 BIG-IP LTM components including Virtual Servers, Pools, Nodes, Health Monitors, Profiles, and iRules.
• Implement and support F5 Advanced WAF/ASM security policies.
• Perform WAF policy creation, tuning, staging, and false positive mitigation.
• Manage SSL/TLS certificates, SSL offloading, SNI, and Mutual TLS (mTLS).
• Troubleshoot Layer 4-7 traffic issues using tcpdump, Wireshark, and F5 logs.
• Configure and support HA (Active/Standby) deployments and failover activities.
• Handle application onboarding, migrations, upgrades, and disaster recovery activities.
• Monitor and mitigate OWASP Top 10 threats including SQL Injection, XSS, CSRF, and Bot attacks.
• Coordinate with application, security, and network teams for deployment and issue resolution.
• Participate in incident, change, and problem management processes.

Preferred Skills:

• F5 BIG-IP DNS/GTM
• F5 Distributed Cloud (XC)
• API Security
• Ansible Automation for F5
• AWS/Azure Cloud Networking
• Splunk, ELK, SolarWinds
• ServiceNow

Certifications Preferred:

• F5 Certified BIG-IP Administrator (F5-201)
• F5-101 Application Delivery Fundamentals
• CCNA
• AWS Certified Cloud Practitioner

Ideal Candidate Profile:

• Strong hands-on experience in F5 LTM and WAF administration.
• Experience in production support and implementation projects.
• Good understanding of OWASP Top 10 and Web Application Security.
• Ability to troubleshoot complex application delivery and security issues.