Senior Office 365 Specialist / Architect (P1)

Application Deadline: 24 June 2026
Location: Consciencegebouw, Brussels, Belgium (Hybrid)
Start Date: 1 July 2026
Contract Duration: Until 31 December 2026
Remote Work: Hybrid (homeworking allowed)

About the Role

We are seeking an experienced Senior Office 365 Specialist / Architect to support enterprise-level Microsoft 365 architecture, development, and operational management within a public sector environment.

In this role, you will be responsible for designing, developing, and maintaining Microsoft 365 and SharePoint solutions, while also contributing to automation, integration, and workflow optimisation across the organisation. You will act as a technical expert and architect, ensuring scalable, secure, and efficient collaboration and productivity solutions.

Key Responsibilities

• Design, implement, and maintain Microsoft 365 and SharePoint architectures.
• Develop and support Microsoft 365 solutions, including SharePoint applications and integrations.
• Build and maintain automation solutions using Power Platform tools (Power Automate / Microsoft Flow).
• Develop and maintain Azure-based automation using:
  • Azure Functions
  • Azure Runbooks
• Support coding, testing, debugging, and deployment of M365 solutions.
• Collaborate with stakeholders to gather requirements and translate them into technical solutions.
• Support operational management of Microsoft 365 environments.
• Document technical designs, procedures, and support documentation.
• Ensure monitoring and continuous improvement of services.
• Contribute to Agile development processes and team ceremonies.
• Support troubleshooting and advanced technical issue resolution.

Required Skills & Experience

Essential Requirements

• Minimum 5 years of experience with Microsoft Office 365.
• Strong experience as a Microsoft 365 and SharePoint Developer.
• Proven experience as an Office 365 Architect.
• Extensive experience with Microsoft Flow / Power Automate (5+ years).
• Strong experience in coding, testing, and debugging enterprise applications.
• Experience implementing and managing Microsoft 365 environments.
• Experience providing operational support and user assistance.
• Strong knowledge of Agile development methodologies.
• Fluent Dutch (CEFR C2 level) is mandatory.

Preferred Skills

• Experience with Azure Functions and Azure Runbooks.
• Experience documenting procedures, system designs, and user guides.
• Experience supporting large-scale Microsoft 365 deployments.
• Strong understanding of enterprise collaboration platforms.

Nice to Have

• Microsoft SharePoint certification.
• Experience in structured public sector IT environments.
• Experience working with complex enterprise workflows and integrations.

Soft Skills

• Strong architectural thinking and problem-solving ability.
• Excellent communication and stakeholder engagement skills.
• Ability to translate business needs into scalable technical solutions.
• Strong analytical mindset with attention to detail.
• Ability to work independently in a senior technical role.
• Collaborative approach within Agile teams.

What You'll Do

• Design and deliver enterprise-grade Microsoft 365 solutions.
• Lead technical implementation and automation initiatives.
• Improve collaboration, productivity, and workflow efficiency across the organisation.
• Support digital transformation within a public sector environment.

Apply before 24 June 2026.