Network Security Engineer

Network Security Engineer – Paris

Join a leading global organization in Paris as a Network Security Engineer and take charge of securing large-scale, high-performance networks.

What you’ll do:

• Design, implement, and support LAN/WAN environments across complex enterprise networks.
• Manage and optimize Cisco infrastructure — routers, switches, firewalls, and VPNs.
• Strengthen network security through proactive monitoring and best-in-class configurations.
• Collaborate with cross-functional teams on network improvements and integrations.
• Experienced in designing, deploying, and maintaining large-scale wireless networks, ensuring seamless connectivity, security, and performance across complex enterprise environments

What we’re looking for:

• 5+ years’ experience in network engineering and security.
• Deep expertise in LAN/WAN architecture and Cisco technologies.
• Strong understanding of firewalls, IDS/IPS, and network hardening.
• CCNP/CCIE or equivalent certification preferred.