[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Tata Consultancy Services jobs](https://jobs.opennash.com/companies/tata-consultancy-services/) · [Search jobs](/search/) Tata Consultancy Services · Trivandrum # Network Security (Palo Alto, Veracloud, F5 Load balancer) Trivandrum Security Last seen on Tata Consultancy Services’s official careers site on August 1, 2026; it may have closed since. [Apply on Tata Consultancy Services’s careers site →](https://ibegin.tcsapps.com/candidate/next/en-IN/jobs/420089J) [OpenNash Jobs](https://jobs.opennash.com/) / [Tata Consultancy Services](https://jobs.opennash.com/companies/tata-consultancy-services/) / Network Security (Palo Alto, Veracloud, F5 Load balancer) ## Job description ### Generic Managerial Skills - Bachelor’s degree in Computer Science, Information Security, or related field - 8+ years of experience in network security engineering - Strong hands-on experience with: Palo Alto Networks firewalls (or equivalent NGFWs) F5 Load Balancers (LTM/GTM) Routing & Switching (BGP, OSPF, TCP/IP fundamentals) Solid understanding of: Network security principles (VPNs, IPS/IDS, NAT, segmentation) ### Threat prevention technologies Roles & Responsibilities Lead the design and implementation of secure network architectures across on-premises and cloud environments Define and implement network security standards, frameworks, and best practices Provide architectural guidance for enterprise-scale deployments - Network Security Engineering - Deploy, configure, and manage Palo Alto Networks firewalls (or similar technologies such as Fortinet, Cisco Firepower, Check Point) - Implement and maintain network segmentation, access controls, and threat prevention mechanisms - Perform security reviews and risk assessments for new and existing infrastructure - Load Balancing & Traffic Management Design and manage F5 BIG-IP (LTM, GTM/DNS) solutions Optimize application delivery through secure load balancing and traffic routing - Cloud Security Work with services such as security groups, NACLs, WAF, VPNs, and private endpoints Ensure secure connectivity across hybrid/multi-cloud environments