Enterprise ICT Architect

We are looking for an experienced Enterprise ICT Architect to lead strategic organisation and ICT transformation initiatives within a large public-sector environment in Brussels.

This role sits at the intersection of Enterprise Architecture Business Architecture Organisation Design and Digital Transformation helping shape a future operating model and ensuring that organisational changes are fully aligned with the wider enterprise and ICT architecture.

• Finalise update and validate the existing organisation analysis including organisational governance information and ICT dependencies.
• Identify overlapping responsibilities mandates and decision areas as well as organisational bottlenecks affecting processes data applications digital services and ICT governance.
• Develop and compare future organisation scenarios assessing their impact on:
  • Business capabilities
  • End-to-end processes
  • Information flows
  • Applications
  • ICT initiatives
• Facilitate strategic workshops with executive management and business leadership to build consensus and support decision-making.
• Design the Target Operating Model organisational structure and organisational chart.
• Define clear responsibilities authorities decision rights and governance principles.
• Align the target organisation with Enterprise Architecture ICT governance architectural principles and the digital transformation roadmap.
• Translate the selected organisation model into an actionable implementation programme.
• Define workstreams dependencies architectural constraints risks and decision points.
• Identify and document the required organisational and ICT projects.
• Develop and maintain an integrated organisation and ICT transformation roadmap.
• Create programme plans covering change management communication risk management and planning.
• Advise senior stakeholders on stakeholder engagement change strategy and sustainable governance.

• 10 years of professional experience as an:
  • Enterprise Architect
  • Business Architect
  • ICT Transformation Architect
  • or equivalent architecture professional
• Proven experience delivering at least 3 organisation-wide transformation or restructuring programmes.
• Experience within organisations of 1000 employees including at least one organisation of approximately 2000 employees.
• Strong expertise in:
  • Enterprise Architecture
  • Business Architecture
  • Target Operating Models
  • Capability Mapping
  • Organisation Design
  • Governance
  • ICT Transformation
  • Transformation Roadmaps
• Experience conducting impact analyses across processes information applications technology and governance.
• Extensive experience advising and facilitating strategic discussions with executive management teams.
• Strong stakeholder management consensus building and workshop facilitation skills.
• Proven change management experience within complex organisations.
• Sufficient technical depth to work effectively with enterprise business data application security and infrastructure architects.

• Enterprise Architecture / Business Architecture Expert
• Target Operating Model & Organisation Design Expert
• ICT & Architecture Governance Expert
• Impact Analysis Expert
• Transformation & Implementation Roadmaps Expert
• Change & Stakeholder Management Expert
• Architecture frameworks such as TOGAF or equivalent
• Strong analytical and conceptual thinking
• Autonomous pragmatic and implementation-focused
• Excellent communication and consensus-building abilities

Dutch Active Knowledge
French Active Knowledge
English Active Knowledge

Location: Brussels Belgium
Work model: Hybrid
Start date: 1 October 2026
End date: 30 September 2027
Duration: 12 months
Workload: Part-time 3/5
Daily rate:

Experience in the public sector knowledge of pensions and Belgian social security or certifications in Enterprise Architecture Change Management or Project Management would be advantageous.

Candidates must provide a short slide deck covering:

1. A high-level vision of how the Target Operating Model should align with Enterprise/ICT Architecture.
2. Proposed approach for the three transformation phases.
3. An example of an integrated organisation and ICT transformation roadmap.
4. Proposed governance structure and validation moments.

If you are a senior Enterprise Architect / Business Architect / Transformation Architect with proven experience shaping operating models and leading large-scale organisational and ICT transformations we would like to hear from you.