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# Administrateur système et réseau H/F

- **Company:** Groupe Leader
- **Location:** Croissy-Beaubourg, France
- **Experience:** Experienced
- **Salary:** €33,000.0 - €38,000.0
- **Contract:** Permanent contract
- **Skills:** Hyper-V, Virtual Private Networks (VPN), Windows Servers, Performance Tuning, TCP/IP, Virtual Local Area Networks, Virtualization Technology, Firewalls (Computer Science), Vmware
- **Published:** June 10, 2026
- **Apply:** https://fr.indeed.com/viewjob?jk=b3585646e0310f20

## About the Role

Expérience

 * Minimum 2 ans sur un poste similaire (administration systèmes & réseaux)

Compétences techniques

 * Windows Server
 * Réseaux : TCP/IP, VLAN, VPN
 * Virtualisation : VMware / Hyper-V
 * Environnements Synology (fortement appréciés)
 * Connaissance des firewalls WatchGuard (appréciée mais pas indispensable)

Qualités humaines

 * Autonomie et rigueur
 * Esprit d'analyse et sens du service
 * Bon relationnel et capacité à échanger avec les clients

Mobilité

 * Déplacements ponctuels au niveau national, * Maitrisez vous les NAS Synology

Expérience:

 * infogérance: 2 ans (Requis)

Langue:

 * Français (Requis)

Permis/certification:

 * Permis B (Requis)

## Description

Infrastructures & Projets

 * Audit, conception et déploiement d'infrastructures systèmes et réseaux
 * Installation, configuration et maintenance de serveurs Windows
 * Virtualisation (VMware / Hyper-V)
 * Intégration de solutions cloud et hybrides

Réseaux & Sécurité

 * Configuration et administration des équipements réseau (switchs, routeurs, firewalls)
 * Sécurisation des infrastructures (VPN, segmentation, bonnes pratiques)
 * Environnements WatchGuard, Synology, solutions de sauvegarde

Support & Exploitation

 * Support Niveaux 1 / 2, résolution d'incidents complexes
 * Supervision, optimisation des performances et disponibilité des services

Continuité & Qualité

 * Mise en place de stratégies de sauvegarde et PRA / PCA
 * Rédaction de documentations et procédures techniques
 * Veille technologique et amélioration continue


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