Freelancer profile translated to English.

Description

With over 15 years of experience in IT networks and security, I work on multi-site, critical, and strategic environments. My expertise covers operational project management and 'zero-downtime' migrations, as well as the design and optimization of architectures, resilience audits, and N3 incident resolution.

Languages

French
Native or bilingual
English
Fluent

Workplace preferences

Can work on-site

Paris (up to 50km)

Confidentiel
Security and Networks Engineer
BANKING AND INSURANCE
August 2024 - December 2025 (1 year and 4 months)
Paris, France
Mission:
-Support for routing and traffic implementation projects.
-Operational and security maintenance of equipment (MCO and MCS).
-Document management: architecture diagrams, traffic matrices, CMDB updates.
-Troubleshooting and resolution of N2/N3 incidents in critical environments.
-Upgrades of firewalls and other network solutions.
-Tracking and processing of requests, changes, incidents, and problems.

Technical Environment:
-Firewalls and Network Security:
Fortinet: Administration, rules via FortiManager, HA, upgrades.
Palo Alto: HA clusters, security & NAT rule configuration, VPN, centralized policy management and deployment via Panorama, migrations and upgrades.
Checkpoint: Rule and object management via SmartConsole, log monitoring, migrations and updates.
Stormshield: NAT, filtering, cluster supervision, updates.
WAF Ubika: Rule and SSL certificate management, application protection.

-Infrastructure and Network:
Routing: OSPF, BGP, VRF, VXLAN.
Switching: VLANs, trunks, troubleshooting, hardening.
F5 LTM: Virtual Servers, load balancing, SSL/TLS, application diagnostics.

-Proxy and Filtering:
Netskope (Proxy): Whitelist deployment, access policy definition, log monitoring.

-Authentication and Access Control:
Aruba ClearPass / TACACS+: Authentication and access control management.
Fortinet Palo Alto Netskope F5 BigIP cisco catalyst
VINCI Construction
Security and Networks Engineer
February 2022 - July 2024 (2 years and 5 months)
• - Integration: Engineering, Implementation, validation of operation in pilot phase.
• - F5 Solutions Migrations: migration from V15 to V17 (ASM, LTM, VS, Policies).
• - Network and Security Equipment Upgrades:
◦ o F5 Upgrade in Cluster mode.
◦ o Palo Alto Panorama Upgrade from V10 to V11.
• - Handling Changes in the network and security infrastructure.
• - N2/N3 Support and MCO for the security infrastructure (F5, Palo Alto, Fortinet).
• - Support for group subsidiaries on security and network perimeters.
• - Technical Documentation (LLD, HLD, Operating Procedures, diagrams, procedures).
LUTESSA
Security and Networks Engineer
January 2021 - December 2021 (11 months)
• - Integration of network equipment at remote sites and in the Datacenter.
• - Development and updating of technical architecture diagrams.
• - Audit of HPE and Aruba Switch configurations (configuration hardening).
• - Maintaining the network infrastructure in operational condition.
• - Providing Level 2 and 3 support and equipment maintenance.
• - Datacenter Disaster Recovery Project: VLAN extension on L2L, interconnection equipment configuration

Technical Environment:
• - HPE Comware Switch, Aruba Networks, Alcatel, Palo Alto, Wifi, Forcepoint, Riverbed.