Freelancer profile translated to English.
Back to original languageAbout Maryan
Network & Security Engineer since 2015, freelance since 2020. I mainly work on firewall and network architecture topics — from deployment to troubleshooting. I appreciate well-thought-out, robust, and documented infrastructures. Available for demanding technical missions.
French
Native or bilingual
English
Fluent
Can work on-site
Lille (up to 10km), Toulouse (up to 10km)
Experience
- Rossel La VoixNetwork and Security EngineerPRESS AND MEDIAOctober 2025 - Today (8 months)Lille, France- Management of the CISCO Network infrastructure (Nexus, Catalyst), OSPF routing- Migration from Cisco Wifi to HPE Aruba- Maintenance of the Fortigates/Fortimanager, CheckPoint security policy- Implementation of Netcenter with Multi-site SD-WAN Fortimanage- Ongoing management of Fortinet firewalls (management + upgrades), fortimanager, fortianalyzer- Implementation of Prisma ZTNA
- Supermarché MatchNetwork & Security EngineerRETAIL (SMALL BUSINESS)January 2025 - Today (1 year and 5 months)La Madeleine, France• Design of network and security automation architecture• Supervision of daily information system operations• Implementation of advanced security practices (Fortinet)
- ADEONetwork and Security EngineerRETAIL (LARGE RETAILERS)September 2020 - August 2024 (3 years and 11 months)Ronchin, France• Participation in a GCP network & security automation project• Management of the complete migration of central Palo-Alto firewalls• Design and automation of the migration of Squid servers via Ansible, CI/CD & F5• Migration of over 2000 F5 virtual servers (VCMP and Guests) with architecture redesign• Transfer of skills and management of the re-internalization of a Russian datacenter
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Education
- Licence Professionelle, Sciences informatiques et de l'information, généralConservatoire National des Arts et Métiers2013Licence Professionelle, Sciences informatiques et de l'information, général
- Ingénieur Réseau et SécuritéEPSI2015