Fortigate Firewall Admin

ApplyMint; Mumbai; On-site; INR 1,800,000 - 2,800,000; Full time

Job summary

ApplyMint in Mumbai seeks a senior security engineer to deploy and maintain Fortinet FortiGate firewall infrastructure and F5 application delivery controllers, ensuring secure, highly available networks.

You will configure FortiOS, FortiManager, FortiAnalyzer, SSL VPN/IPSec, VDOMs and HA clusters; develop iRules, manage SSL certificates, perform advanced troubleshooting, and participate in incident response. NSE7/8 and F5-CSE preferred; immediate notice period beneficial.

Qualifications

• Expert-level FortiGate configuration and management.
• FortiManager and FortiAnalyzer administration.
• Advanced F5 BIG-IP configurations (LTM, GTM, ASM, APM).
• SSL/TLS termination, VPNs, and HA configurations.

Responsibilities

• Deploy and maintain FortiGate firewall infrastructure and Security Fabric.
• Configure security policies, NAT, and traffic shaping.
• Manage FortiManager/Analyzer for centralized policies and logging.
• Implement FortiGate HA clusters and VDOMs; perform advanced troubleshooting.
• Configure and maintain F5 BIG-IP systems including LTM, GTM, ASM, and APM modules.
• Develop and test iRules and SSL offloading strategies.
• Perform system maintenance, upgrades, and incident response.

Skills

FortiGate proficiency

F5 BIG-IP expertise

Network security

Tools

FortiOS

FortiManager

FortiAnalyzer

LTM

GTM

ASM

APM

Job description

Work Location : Mumbai

Exp : 5+years

Notice period : Immediate -15Days

Key Responsibilities

• Deploy, and maintain enterprise FortiGate firewall infrastructure and Security Fabric
• Configure and optimize FortiGate security policies, NAT rules, and traffic shaping
• Manage Forti Manager for centralized policy management and Forti Analyzer for logging and reporting
• Implement and maintain FortiGate high availability (HA) clusters and virtual domains (VDOMs)
• Perform advanced troubleshooting using FortiGate CLI and diagnostic tools
• Manage FortiGate firmware upgrades, patches, and security updates F5 BIG-IP Administration & Optimization
• Configure and maintain F5 BIG-IP systems including LTM, GTM, ASM, and APM modules
• Design advanced load balancing configurations with custom health monitors and persistence
• Implement SSL/TLS termination, certificate management, and SSL offloading strategies
• Develop and maintain complex iRules for application-specific traffic management
• Configure F5 Application Security Manager (ASM) policies and web application firewall rules
• Manage F5 Access Policy Manager (APM) for secure remote access and authentication
• Perform F5 system maintenance, upgrades, and disaster recovery procedures Technical Leadership & Incident Response
• Serve as Level 3 escalation point for complex FortiGate and F5 technical issues
• Lead critical incident response for security breaches and application delivery failures
• Conduct root cause analysis and implement preventive measures
• Develop technical documentation, runbooks, and knowledge base articles
• Participate in 24/7 on-call rotation for emergency response.

Required Technical Skills Qualifications

Expert-level FortiGate proficiency:

• FortiOS configuration and management
• FortiManager and FortiAnalyzer administration
• Security Fabric implementation and management
• VPN technologies (SSL VPN, IPSec)
• VDOM configuration and management
• FortiGate clustering and high availability.

Advanced F5 BIG-IP expertise:

• Local Traffic Manager (LTM) advanced configurations
• Global Traffic Manager (GTM) for DNS load balancing
• Application Security Manager (ASM) policy management
• Access Policy Manager (APM) implementation
• iRules development and troubleshooting
• SSL certificate lifecycle management
• Strong understanding of network protocols (TCP/IP, HTTP/HTTPS, DNS)
• Experience with network packet analysis and troubleshooting tools
• Knowledge of application delivery and web application security concepts

Certifications

• Fortinet Network Security Expert (NSE 7 or NSE 8)
• F5 Certified Technology Specialist (F5-CTS)
• F5 Certified Solution Expert (F5-CSE) - Highly Preferred
• Fortinet NSE 4 Security Professional