Freelancer profile translated to English.

Description

With over 20 years of experience in information system management, from definition to operation,

I have a good command of activity and multi-site team management, as well as subcontractor supervision.

Accustomed to managing internal and external client relationships, analyzing requests, and potentially requalifying them.

In recent years, I have focused on auditing and reverse engineering projects, as well as rationalizing and managing obsolescence in IT and network infrastructure and resources.

Securing production platforms and cybersecurity.

Languages

French
Native or bilingual
English
Fluent

Workplace preferences

Can work on-site

Paris (up to 50km)

Safran
Infrastructure Architect
May 2025 - Today (1 year and 3 months)
Management of UNIX and LINUX system obsolescence. Compliance and security.
Writing LLD, HLD, etc.
Setting up POCs
Transfer to AWS, or private cloud, depending on environment criticality.
Upgrade, migration, virtualization, containerization, archiving.
Archimate Virtualization: VMware, Hyper-V, Proxmox, VirtualBox, Gns3 Virtualization
Collection Systems & Ground Transportation Systems
Infrastructure & Networks Manager
May 2024 - October 2024 (5 months)
Following the sale by THALES of its GBU GTS and RCS to HITACHI Rail.

Taking charge of infrastructures, managing OS and Application obsolescence.
• Migration and/or convergence of THALES applications and specificities to the HITACHI universe
• Management of a team of administrators
• Audit and N3 engineering expertise.
• Management, administration, and evolution of environments.
• Support and coaching for project teams.
• Architecture and technical specifications.
• Support for test and development teams.
• Technical project management including engineering, integration, and solution implementation phases.
• MPLS to SD-WAN migration (VERSA)
• Outsourcing of some VMs to IBM cloud
• ASA migration to Fortigate & PaloAlto
• VPN migration, site-to-site and remote access
• Backup/archiving migration from Arcserve and VMware to Veeam.
• ISO 27000 certification and 9000 update

Environment: DELL, VmWare, -V, SAN, RHEL, CentOS, Debian, Ubuntu, AD, Azure, 365, VOIP, MPLS, SD-WAN, Asterisk, NetBackup, Arcserve, veeam, DRBD, MySQL/MariaDB, SQL-Server, Ngix-Apache, git, clear case, svn, jenkins, ansible, docker, TFS, zabbix, GLPI, IPAM, netbox, VPN, Cisco / Fortinet / Fortigate / PaloAlto / DELL VEP 4600, PKI, NIST, ANSSI, CERT, 3 clusters with 20 ESXi, 600 VMs, 30 sites across 5 continents and 1000 users.
ADOMA groupe CDC-Habitat
LINUX Expert
May 2022 - January 2024 (1 year and 8 months)
Taking charge of the LINUX fleet, managing OS and Application obsolescence.
• Audit and N3 engineering expertise (Linux).
• Management, administration, and evolution of Linux environments.
• Support and coaching for system teams.
• Linux architecture and technical specifications.
• Support for test and development teams.
• Monitoring of various defects to qualify the system status over time.
• Technical project management including engineering, integration, and solution implementation phases.
• Installation and configuration of VxRail, DELL switches, UNITY storage.
• HyperV/ESXi migrations to VxRail via the Zerto tool
• ORACLE 11c / RHEL 6 migrations to 19c / RHEL 9
• MySQL/MariaDB CentOS 6/7 migrations to RHEL 9
• Gitlab 12 / CentOS 7 migrations to Gitlab 16 / RHEL9
• Setting up Docker registries
• SVN & Jenkins CentOS 7 migrations to RHEL 9
• Netbackup RHEL 6 migrations to RHEL 8.6
• Apache/Apache24 CentOS 6 & 7 site migrations to RHEL 9
• Asterisk monitoring on Debian
• Management and configuration: LemonLDAP and KEMP (load balancer)
• Management of different cluster typologies: keepalived, pacemaker, DRBD
• Setting up a Syslog-NG data sink
• Testing RHEL IPA solution
• Testing Bastion Guacamole, Wallix solutions, etc.
• Setting up patches management via ManageEngine
• Validation of deliverables (docs, deployment, etc.)

Environment: DELL, Vx-Rail, VmWare, Hyper-V, SAN, Zerto, RHEL, CentOS, Debian, AD, Azure, 365, VOIP, Asterisk, NetBackup, DRBD, ORACLE, MySQL/MariaDB, SQL-Server, SAP, Ngix-Apache, git, svn, jenkins, ansible, docker, Cisco / Fortinet / Fortigate, PKI, NIST, ANSSI, CERT, openSCAP, business applications for hosting. 400 servers, 300 sites, and 4000 users.