Cyrille Sandjon

About Cyrille Sandjon

Senior Network and Cybersecurity Engineer with over 10 years of extensive experience in designing, implementing, and securing enterprise-grade network infrastructures across diverse environments. Adept at managing complex networking and security solutions with a strong focus on Fortinet technologies (FortiGate, FortiSwitch, FortiAP, FortiSIEM, FortiClient EMS), Cisco (ASA, Firepower, Viptela SD-WAN), Aruba, Zscaler, and Check Point firewalls.Specialized in SD-WAN architecture, routing, switching, and wireless technologies, with hands-on expertise in deploying and maintaining both traditional and cloud-integrated network environments. Proven ability to deliver high-performance, scalable, and secure infrastructure using industry best practices and advanced technologies. Experienced in working with key security protocols and frameworks including RADIUS, TACACS+, LDAP, MFA, IPS/IDS, Zero Trust Network Access (ZTNA), SSL, Web Filtering, and application control.Well-versed in network access control and identity management using tools such as Cisco ISE and FortiAuthenticator. Skilled in cloud networking and hybrid environments with practical experience integrating and securing solutions within AWS, Azure, and VeloCloud platforms. Strong knowledge of Layer 2/3/4 protocols and extensive background in managing on-prem and cloud-based datacenter environments with robust monitoring, logging, and incident response capabilities.Demonstrated success in leading cross-functional teams, supporting global network operations, and collaborating with business stakeholders to align security initiatives with organizational goals. Known for simplifying complex technical concepts for non-technical audiences and driving continuous improvement in network defense strategies.Committed to staying current with evolving cybersecurity threats, emerging technologies, and industry best practices. A highly adaptable and resourceful engineer with a passion for building secure, resilient, and efficient network ecosystems.

Experience

1. Network Security Engineer

   insightsoftware

   Jul 2024 — Present · US

   Responsible for upgrading WAN circuit and configuring site to site IPsec VPN tunnels with high redundancy to connect spokes to hubs. Experience with supporting Enterprise level operational environments (alerting, troubleshooting, escalation, etc.) Knowledge and hands-on experience with Next Gen Firewall Features like URL, IPS, Malware and content filtering Knowledge of support and configuring endpoint security products like ISE, DuO, AMP, Umbrella Expertise with configuring VPN technologies, L2L, DMVPN, AnyConnect, Global Protect, Forti VPN etc Manage connectivity including configuring and troubleshooting router, switches and access points Designed and documented high-level Designs and low-level designs for firewall upgrades, VPN migrations, and segmentation architecure. Created and maintained detailed network and security diagrams for existing and new infrastructure using Viso and Lucichart. Utilize splunk for log analysis and event correlation, identifying anormalies, failed upgrades and secuties events post-deployment.

Education

• Faulkner University

  Bachelor's degree

  2012 — 2014