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Enterprise Architect

Sansaone


Job Location:

Namur - Belgium

Monthly Salary: Not provided by the employer
Posted: 9 October 2026 (4 days ago)
Application Deadline: 6 January 2027
Vacancies: 1 Vacancy

Job Summary

Mission objectives:

  • Maintain a consolidated view of the tax information system its current state its target state and its evolution trajectory.
  • Ensure cross-functional architectural monitoring of the portfolio of programs and projects related to taxation from the scoping phase to the main implementation stages.
  • Ensure functional application informational and technological consistency between the various tax projects.
  • Promote the reuse of common capacities and components of the tax information system and platforms cross-functional approaches within the client environment in order to limit redundancies and silos.
  • Identify dependencies impacts architectural risks obsolescence and arbitration needs at the portfolio level.
  • Contribute to the alignment between the clients Finances PDI business priorities and decisions of governance and the projects actually undertaken.
  • Strengthen the continuity of architectural knowledge and facilitate coordination between multiple departments service centers project teams and service providers.

Expected activities:

Enterprise architecture in the tax domain.

  • Update and maintain the maps of business capabilities processes data applications flows and platforms of the tax IS.
  • Describe the existing and target situations as well as the trajectories allowing for a gradual and controlled transformation.
  • Maintain a consistent view of the common building blocks of the tax information system and their reuse by the different areas of taxation.

Cross-functional monitoring of the tax project portfolio

  • Participate in defining the scope of initiatives and projects identifying their impacts on the ecosystem fiscal and on the clients SI.
  • Ensure consistency between projects.
  • Identify inter-project dependencies sequencing needs and components to reuse and the key decisions to be made.
  • Ensure regular monitoring of architectural guidelines during construction and report any deviations significant differences.

Solution architecture and integration

  • Produce or contribute to vision documents scenarios architectural files architectural opinions
  • specifications and Architecture Decision Records (ADR).
  • Define the principles of integration and interoperability particularly for APIs events data exchange repositories EDM identity and user interactions.
  • Ensure consistent integration with the cross-cutting components of the client and with the shared services of the tax information system.
  • Ensure that solutions remain modular scalable documented and compatible with the introduction of new taxes.

Governance and collaboration:

  • Prepare the necessary elements for the arbitrations of the client & steering bodies Finances department.
  • Outline the key decisions exceptions risks assumptions and dependencies in the appropriate reference frameworks.
  • Collaborate with enterprise solution application data and security architects infrastructure as well as with analysts project managers business professionals and service providers.

Desired Skills:

  • Knowledge and experience of common enterprise architecture frameworks and related methodologies and tools in particular TOGAF and tools like Aris Mega or Casewise.
  • Knowledge and experience in modelling (UML Archimate BPMN )
  • Technical knowledge in software development including older technologies (understanding of the existing one) than in more recent architectures and technologies
  • Mastery of different types of architecture (SOA EDA microservices) and their standard technologies.
  • Mastery of enterprise development and integration concepts and technologies (Web Services ESB micro-services API Gateway)
  • Knowledge of emerging technologies and their potential.
  • Insightful able to distinguish the essential from the accessory and to address it appropriately differentiated.
  • Methodical organized meticulous about meeting deadlines and delivering finished work that meets a quality defined.
  • Capable of expressing himself clearly both orally and in writing and with.. technical and non-technical interlocutors
  • Independent but capable of working in a team. positive constructive and friendly.
  • Fast and resilient to stress - capable of responding in an organized manner to multiple demands by defining priorities.
  • Knowledge and experience of enterprise architecture and urbanization practices information systems.
  • Knowledge of at least one project management methodology and/or experience in the matter.
  • Knowledge of the public sector its areas of activity and job functions

Required Skills:

APISOAUML


About Company

Sansaone

30 employees

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Welcome to Sansaone, a dynamic force in the realm of ICT talent acquisition. Born out of a passion for excellence and a vision for connecting outstanding professionals with forward-thinking organizations, we stand as a beacon for strategic recruitment solutions in the Information and ... View more

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