Freelancer profile translated to English.
Back to original languageAbout Mickael
Freelance Systems & Networks Engineer, I assist companies on IT infrastructure operation, security, and evolution missions, particularly in multi-site and critical environments.
Experienced in long-term assignments (team reinforcement, maintenance in operational condition/support, projects), I combine technical expertise, autonomy, and operational reliability.
Assignments in long-term missions and IT team reinforcement.
System & Network Administration (Unix/Linux & Windows)
- Installation, configuration, and optimization of servers (Debian, Ubuntu, CentOS, Windows Server)
- Directory management (LDAP, Active Directory), DNS, DHCP, routing, and switching
- Supervision and monitoring (Nagios, Zabbix, Icinga, Prometheus)
Virtualization & Containerization
- Hypervisors: Proxmox VE, VMware vSphere, Microsoft Hyper-V
- Containers & orchestrators: Docker, Kubernetes (K3s, Rancher)
- Lightweight virtualization solutions (LXC/LXD)
Infrastructure as Code & Automation
- Tools: Ansible
Security & Network
- Firewalls: Fortinet (FortiGate), pfSense, iptables/nftables on Linux
- VPN: Site-to-site IPsec, OpenVPN, WireGuard, remote access VPN
- Unix/Linux hardening, vulnerability audits (OpenVAS, Nessus)
- Zero Trust architecture, IDS/IPS management (Snort, Suricata), SIEM (OSSEC, Wazuh)
Development & Scripting
- Languages: Bash/Shell, Python (automation, operational scripts), Perl
- Web backend: PHP (Laravel, Symfony), Node.js (Express), Go (basic knowledge), RESTful frameworks
- Database management: MySQL/MariaDB, PostgreSQL, MongoDB, Redis
- Web application CI/CD, automated testing (pytest, PHPUnit)
Infrastructure Design & Architecture
- Needs assessment, sizing, costing (on-premise vs. cloud)
- Implementation of HA (High Availability) and DR/BCP (Disaster Recovery/Business Continuity Planning) solutions
- Backup and recovery plans (Veeam, BorgBackup, Restic, snapshots),
French
Native or bilingual
English
Fluent
Can work on-site
Valence (up to 50km), Lyon (up to 50km), Grenoble (up to 50km), Privas (up to 50km), Annecy (up to 50km)
Experience
- Lausen it consultingInfrastructure ManagerTECHApril 2022 - Today (4 years and 2 months)Valence, FranceManagement of client portfolios:
- Servers,
- Network Infrastructure
- System Infrastructure
- IT Project Consultation
- XSALTONetwork and Systems EngineerMarch 2021 - May 2022 (1 year and 2 months)
- Hipcom - FranceSupport TechnicianDecember 2019 - March 2021 (1 year and 3 months)Meylan, France
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Education
- Bachelor's Degree, Computer ScienceSaint Louis Training Center2017Licence , Informatique