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# Administrateur Systèmes et Réseaux H/F

- **Company:** Groupe Randstad
- **Location:** Marseille, France
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Active Directory, VoIP, Dynamic Host Configuration Protocol, Domain Name System (DNS), VMware ESX Servers, Hyper-V, Hypervisor, Internet Protocol Security (IP SEC), Virtual Private Networks (VPN), Windows Servers, Windows PowerShell, Microsoft SharePoint, TCP/IP, Transmission Control Protocol (TCP), Virtual Local Area Networks, Virtualization Technology, Wi-Fi Technology, Transport Layer Security, Firewalls (Computer Science), Amazon Relational Database Service, Veeam, Vmware
- **Published:** August 8, 2026
- **Apply:** https://www.hellowork.com/fr-fr/emplois/82158171.html

## About the Role

De formation Bac +2, vous justifiez d'une expérience de 3 années minimum sur un poste équivalent idéalement dans un contexte multi clients.

Compétences techniques : Windows Server, AD, TCP/IP, Scripting PowerShell, VPN.., De formation Bac +2, vous justifiez d'une expérience de 3 années minimum sur un poste équivalent idéalement dans un contexte multi clients.

Compétences techniques : Windows Server, AD, TCP/IP, Scripting PowerShell, VPN..

EUR

IP
SharePoint
TCP
Windows
PowerShell
VEEAM
TEAMS
Création d'une base documentaire
Pro-activité
TLS
Windows Server
Autonomie
VPN
VMWare
VLAN
Télécom
Pare-feu
Hyperviseurs
IPSec
DHCP

## Description

Sous la responsabilité de la Direction Technique, vous gérez en autonomie un portefeuille de clients. Votre rôle combine le support avancé, la gestion proactive et la conduite de projets d'infrastructure :

 - Administration & Exploitation : Serveurs Windows (Active Directory, RDS, GPO, DNS/DHCP), virtualisation (VMware ESXi, Hyper-V), environnements Microsoft 365 (Exchange Online, Entra ID, SharePoint, Teams) et solutions de sauvegarde (Veeam, Synology).

 - Gestion Réseau & Telecom : Firewalls, switchs, VLAN, VPN (IPsec/SSL), Wi-Fi pro, liens fibre (FTTO) et téléphonie IP.

 - Supervision & Proactivité : Gestion de parc via notre outil RMM (Atera), patch management, gestion des obsolescences et tenue à jour de la documentation technique.

 - Support Niveau 2/3 : Traitement des tickets escaladés, diagnostic et résolution à distance ou sur site.

 - Projets & Ingénierie : Migrations M365, renouvellement de serveurs, refonte réseau, durcissement de la sécurité (MFA, EDR/MDR) et participation aux chiffrages techniques.


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