RequirementsResponsibilities:
• Overall, the job requires supporting the firewalls and other network security components in the Olam environment located across various regions and countries.
• Supporting the setup, upgrade and migration of firewalls, VPN, web proxies etc.
• Analyze the new requirements based on input from various IT teams and provide solutions to meet the business requirements while maintaining the security posture of the enterprise.
• Identify opportunities for strengthening network security posture in the datacenter, regions, and cloud.

Skills and Qualifications:
• Level 2-3 support of firewall technologies includes Fortinet firewalls, Palo Alto Firewalls, Azure native firewalls, AWS native firewalls & other next- gen firewalls.
• Hands-on experience on centralized management of firewalls through Panorama, Forti-Manager etc.,
• Hands-on experience of configuring firewalls into SDWAN networks
• Working knowledge on handling security related issues on cloud environments primarily on Azure, AWS, etc.,
• Must have experience on handling Zscaler web proxy environment.
• Must have experience on handling Cloud networking environment either on Azure, AWS handling on NSG, Application Gateway, Load Balancer, Peering etc.
• Must have experience in handling and troubleshooting Client to site VPN environment.




• Must have experience analyzing and implementing complex firewall rules on security devices (FortiGate, Palo Alto, AWS & Azure native Firewalls).
• Demonstrated ability to analyze network traffic flows to reverse-engineer the required firewall ports and rules to allow secure access of applications
• Strong technical ability to troubleshoot firewall problems in a large enterprise involving complex network application flows between multiple hosts spanning multiple firewalls/security zones and different geographic locations
• A comprehensive knowledge of IP networking and network security including Intrusion Detection, DMZ, encryption, IPsec, SSL VPNs, MPLS/VPN, Site to Site VPN tunnels, SSL/VPN, proxy services etc.
• Must have strong analytical and problem-solving skills and a solid understanding of how to troubleshoot connectivity and performance issues that involve firewalls, SDWAN, MPLS network connectivity and applications
• Must have experience on handling NAC (Network Access/Admission Control).
• Other security components are value added like DNS security, MFA etc.,
• Valuable hands-on experience in creating network diagrams, Network architecture diagram, Schematic diagrams in using MS Visio.
• Able to support on night shifts based on client requirements.

📌 Network Security Lead Engineer (Chennai)
🏢 Theomnihire
📍 Chennai