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Lead Enterprise Architect

Location
Brussels, Belgium
Work mode
Hybrid
Contract
Contract · Lead
Closed
22 Jun 2026

This mission closed on 22 Jun 2026.

It stays online for reference, but it no longer takes applications.

About the mission

We are looking for a Lead Enterprise Architect to ensure coherence between operational needs and technological solutions. The role involves designing architectures, collaborating with stakeholders, and leading digital transformation initiatives. Candidates should have a minimum of 10 years of experience in complex IT projects and a strong background in architecture and digital transformation.

Read the full description

Description

The General Directorate for Innovation & Digital Solutions (DG ISD) is engaged in a digital transformation aimed at modernizing its processes, information systems, and modes of collaboration. In this context, we are looking for a Lead Enterprise Architect capable of ensuring coherence between operational needs and the technological solutions implemented.

Main Missions

Ensure alignment between business needs and IT solutions
Design architectures and technical solutions
Collaborate with business and IT stakeholders
Formalize needs into functional and technical requirements
Propose pragmatic recommendations and solutions
Define architecture standards
Ensure documentation of solutions
Participate in the validation of deliverables

Specific Tasks and Responsibilities

Define and implement the digitalization strategy
Develop and maintain an enterprise architecture framework
Establish architecture governance (committees, validation processes)
Develop a multi-year digital transformation roadmap
Coordinate architecture activities within strategic programs
Supervise architecture boards and ensure coherence of decisions
Contribute to a coherent and secure cloud strategy
Lead initiatives related to cybersecurity (IAM, asset management, NIS2)
Support the transformation of infrastructures towards new models (e.g., greenfield)
Oversee the inventory and rationalization of the application portfolio
Ensure coherence between legacy systems and new solutions
Provide coaching to architects and project teams
Provide strategic advice to management
Contribute to the definition of capability maps and reference architectures

Desired Profile

Education and Experience

Degree in computer science or equivalent experience
Minimum of 10 years of experience in complex IT projects
Experience in architecture and digital transformation
Asset: experience with the public sector (Ministries, European Institutions, etc.)

Technical Skills

Mastery of IT architecture principles (TOGAF is an asset)
Knowledge of modeling methods (BPMN, UML, Archimate)
Understanding of the application development lifecycle
Knowledge of microservices and application integration
Skills in data and infrastructure management

Behavioral Skills

Results-oriented
Analytical and synthetic mindset
Ability to work transversally
Excellent communication
Autonomy and proactivity

What you'll do

  • Ensure alignment between business needs and IT solutions
  • Design architectures and technical solutions
  • Collaborate with business and IT stakeholders
  • Formalize needs into functional and technical requirements
  • Propose pragmatic recommendations and solutions
  • Define architecture standards
  • Ensure documentation of solutions
  • Participate in the validation of deliverables
  • Define and implement the digitalization strategy
  • Develop and maintain an enterprise architecture framework
  • Establish architecture governance (committees, validation processes)
  • Develop a multi-year digital transformation roadmap
  • Coordinate architecture activities within strategic programs
  • Supervise architecture boards and ensure coherence of decisions
  • Contribute to a coherent and secure cloud strategy
  • Lead initiatives related to cybersecurity (IAM, asset management, NIS2)
  • Support the transformation of infrastructures towards new models (e.g., greenfield)
  • Oversee the inventory and rationalization of the application portfolio
  • Ensure coherence between legacy systems and new solutions
  • Provide coaching to architects and project teams
  • Provide strategic advice to management
  • Contribute to the definition of capability maps and reference architectures

What we're looking for

  • Degree in computer science or equivalent experience
  • Minimum of 10 years of experience in complex IT projects
  • Experience in architecture and digital transformation
  • Asset: experience with the public sector (Ministries, European Institutions, etc.)
  • Mastery of IT architecture principles (TOGAF is an asset)
  • Knowledge of modeling methods (BPMN, UML, Archimate)
  • Understanding of the application development lifecycle
  • Knowledge of microservices and application integration
  • Skills in data and infrastructure management
  • Results-oriented
  • Analytical and synthetic mindset
  • Ability to work transversally
  • Excellent communication
  • Autonomy and proactivity

Skills

  • TOGAF
  • BPMN
  • UML
  • Archimate
  • Microservices
  • Data Management
  • Infrastructure Management