Enterprise ICT Architect

ITProposal; Brussel Hoofdstad; Hybride; EUR 185 000 - 231 000; Temps partiel

Résumé du poste

ITProposal is seeking an experienced Enterprise ICT Architect to lead organisation and ICT transformation in Brussels. The role operates at the intersection of enterprise, business and ICT architecture to shape the Target Operating Model and an aligned transformation programme.

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: €1,000-€1,250.

Qualifications

• 10+ years of professional experience as Enterprise Architect, Business Architect, ICT Transformation Architect or equivalent.
• Proven experience delivering at least 3 organisation-wide transformation or restructuring programmes.
• Experience within organisations of 1,000+ employees, including at least one around 2,000+ employees.

Responsabilités

• Lead strategy for organisation and ICT transformation in a large public-sector environment.
• Define and validate organisation analysis, governance, information and ICT dependencies.
• Develop future organisation scenarios and assess impact on business capabilities, processes, information, applications and ICT initiatives.
• Facilitate workshops with executive management to build consensus and inform decisions.
• Design Target Operating Model, organisation structure and governance principles.
• Align target organisation with Enterprise Architecture, ICT governance and transformation roadmap.
• Translate the selected model into an actionable implementation programme.
• Manage workstreams, dependencies, architectural constraints and risks.
• Define and document required organisation and ICT projects.
• Develop and maintain an integrated transformation roadmap with change management and comms plans.
• Advise senior stakeholders on engagement, change strategy and governance.

Connaissances

Enterprise Architecture

Business Architecture

Target Operating Model

Organisation Design

Governance

ICT Transformation

Transformation Roadmaps

Change & Stakeholder Management

TOGAF

Description du poste

Enterprise ICT Architect | Organisation & Transformation Architecture | Brussels

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.

Key Responsibilities

• 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.

Required Experience

• 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 1,000+ employees, including at least one organisation of approximately 2,000+ 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.

Key Competencies

• 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

Languages

Dutch - Active Knowledge
French - Active Knowledge
English - Active Knowledge

Contract Details

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: €1,000-€1,250

Nice to Have

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.

Important Application Requirement

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.