Your Role As a Network Security Engineer / Architect, you will be responsible for managing and securing enterprise network infrastructure with a strong focus on Palo Alto, FortiGate, Check Point Firewalls, and F5 Load Balancers across critical business environments. • Manage, configure, and troubleshoot Palo Alto, FortiGate, and Check Point Firewalls to ensure secure and compliant network operations. • Deploy and maintain F5 BIG-IP LTM/GTM solutions for application delivery, load balancing, and high availability. • Implement security controls including NAT, VPNs, IPS, URL Filtering, and Threat Prevention features. • Administer Cisco ISE for network access control, endpoint authentication, and policy enforcement. • Manage Cisco ACI environments, ensuring secure segmentation and optimized data center networking. • Handle L3 incident escalations, perform root cause analysis, and drive permanent issue resolution. • Collaborate with Security, Infrastructure, Cloud, and Application teams to support enterprise-wide network initiatives. • Support automation, compliance, change management, and continual improvement of network security services. Your Profile • 6+ years of experience in Network Security, Data Center Networking, and Enterprise Infrastructure support. • Strong expertise in Palo Alto Firewalls (PAN-OS) with hands-on experience in policy management, VPNs, and advanced security features. • Proven experience with FortiGate, Check Point Firewalls, and F5 BIG-IP Load Balancers in large-scale enterprise environments. • Good understanding of Cisco ISE, Cisco ACI, Routing & Switching, BGP, OSPF, TCP/IP, VLANs, and VPN technologies. • Experience supporting highly available and business-critical network environments. • Knowledge of automation tools such as Python and Ansible for operational efficiency and network management. • Familiarity with security standards, audit requirements, and regulatory compliance frameworks. • Strong troubleshooting, analytical, and problem-solving capabilities with experience handling critical production issues. • Preferred certifications: PCNSE, CCSA/CCSE, F5 CTS, CCNP/CCIE Security, CISSP. What will you love working at Capgemini • You will have the opportunity to learn on one of the industry's largest digital learning platforms, with access to 250,000+ courses and numerous certifications. • We’re committed to ensure that people of all backgrounds feel encouraged and have a sense of belonging at Capgemini. You are valued for who you are, and you can bring your original self to work. • At Capgemini, you can work on cutting-edge projects in tech and engineering with industry leaders or create solutions to overcome societal and environmental challenges.