Senior Microsoft 365 Architect & Security Coach

OnePoint Group; Brussel Hoofdstad; Hybrid; EUR 65,000 - 95,000; Full time

Job summary

OnePoint Group is seeking a seasoned Microsoft 365 Administrator to manage and optimize the Microsoft 365 ecosystem (SharePoint, OneDrive, Teams, Copilot) in Brussels. You will lead identity and access management, security hardening, and incident resolution across hybrid environments, working with engineers and architects.

The role requires hands-on expertise in PowerShell, strong security posture, and a coaching mindset to enable teams to maximize Copilot and AI tools.

Qualifications

• At least 5 years hands-on experience with the Microsoft 365 ecosystem.
• Experience across SharePoint Online, Entra ID, Exchange Online, Teams, OneDrive and Intune.

Responsibilities

• Microsoft 365 administration and continuous improvement.
• Identity and Access Management.
• Advanced troubleshooting and incident resolution.
• Security and compliance reinforcement.
• Support for virtual workspace environments (Citrix/VDI).
• Project delivery and cross-functional collaboration.
• Documentation and knowledge sharing.
• Coaching colleagues on M365 usage and Copilot adoption.

Skills

M365 administration

PowerShell scripting

Security mindset

Coaching experience

English & Dutch proficiency

Tools

SharePoint Online

Entra ID

Exchange Online

Teams

OneDrive

Intune

Job description

OnePoint Group is seeking a seasoned Microsoft 365 Administrator to manage and optimize the Microsoft 365 ecosystem (SharePoint, OneDrive, Teams, Copilot) in Brussels. You will lead identity and access management, security hardening, and incident resolution across hybrid environments, working with engineers and architects.

The role requires hands-on expertise in PowerShell, strong security posture, and a coaching mindset to enable teams to maximize Copilot and AI tools.