On-site L3 IT Support Consultant – Windows & M365

keystone-solutions; Brussel Hoofdstad; Sur place; EUR 55 000 - 75 000; Plein temps

Résumé du poste

Keystone Solutions is seeking a Level 3 IT Support Consultant to contribute to the management, maintenance, and improvement of our client's IT infrastructure. This on-site engagement involves tackling complex incidents across Windows environments, Microsoft 365, Entra ID, Intune, and essential services (DNS, DHCP, Exchange Online, Teams).

You will diagnose and resolve incidents, analyze root causes, and document procedures while collaborating with the infrastructure team to drive secure and

Qualifications

• Experience administering Windows Server and Active Directory.
• Proficiency with Azure Entra ID and Conditional Access.
• Strong understanding of DNS/DHCP and Exchange Online.
• Hands-on with Intune administration and M365 suites.
• Familiarity with ITIL processes and incident management.
• Ability to monitor and resolve complex incidents across on-premises and cloud environments.

Responsabilités

• Provide Level 3 technical support for server environments and Microsoft 365.
• Diagnose and resolve complex incidents (Windows Server, Entra ID, DNS/DHCP, M365, Intune).
• Analyze root causes and propose sustainable corrective actions.
• Monitor infrastructure using SolarWinds and Defender portals.
• Manage AD and Entra ID accounts, rights, and policies.
• Administer Exchange Online, Teams, SharePoint, and OneDrive.
• Manage devices via Intune (compliance, profiles, Autopilot).
• Document procedures and maintain security/compliance policies (ISO27001, NIS2, GDPR).
• Collaborate with systems and network teams on cross-functional incidents.
• Stay updated with technical evolutions and migrations under supervision.

Connaissances

Windows Server Administration

Azure Entra ID

Conditional Access

Networking knowledge

Defender for Endpoint

DNS & DHCP

Exchange Online

Active Directory management

Intune administration

ITIL

M365 administration

Monitoring and incident management

Monitoring via SolarWinds

Backup and restoration

SCCM

PowerShell scripting

Teams administration

Virtualisation VMware/Hyper-V

Outils

SolarWinds

Defender

M365 portals

SCCM

PowerShell

Description du poste

Keystone Solutions is seeking a Level 3 IT Support Consultant to contribute to the management, maintenance, and improvement of our client's IT infrastructure. This on-site engagement involves tackling complex incidents across Windows environments, Microsoft 365, Entra ID, Intune, and essential services (DNS, DHCP, Exchange Online, Teams).

You will diagnose and resolve incidents, analyze root causes, and document procedures while collaborating with the infrastructure team to drive secure and