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Domain Architect - Customer Experience Solutions

Posted March 24, 2026
fulltime_permanent entry_level

Job Overview

Customer Experience Solutions is responsible for customer-facing IT systems of SNCB, including commercial channels and products, passenger information systems and systems for stations, facilities and buildings.

As a Domain Architect you are responsible for the IT architecture of a business domain at enterprise level. You work together on the corporate business capability map (what) linking to the (how) people, processes, data and systems realizing them. You work closely together with portfolio management to define Roadmaps based on the needs of the business and future target state architectures. In case of projects you assure the proper guidance within the established reference architecture and IT vision and strategy.


Job Description & Responsibilities

  • You are responsible for creating and maintaining baseline and target business, application and technology architecture of the assigned domain, in order to support a sounds and sufficient IT landscape for the assigned domain.

  • Develop, document and maintain a architectural roadmap in close collaboration with the business and IT stakeholders, the delivery organization and portfolio management.

  • You also participate in the selection of vendors and solutions (buy decisions), working closely together with business and IT stakeholders

  • Assess the Requirements from a business process perspective, IT - and technology perspective (functional and non-functional) and propose landscape improvements and rationalization

  • Contribute to the business capability map linked to the business processes and technologies (digital solutions) in line with the value streams and goals of SNCB

  • Verify that the proposed solutions are consistent with other projects and the defined IT vision and strategy

  • Conduct methodological and detailed investigations of the as-is situation and document this in the Architecture Repository (ADOIT)

  • Perform quality checks on this repository and resolve any inconsistencies and inaccuracies of the knowledge base by getting after and finding the appropriate information

  • Monitor the application and technology lifecycle and propose actions to maintain a healthy IT landscape (e.g. assign TIME values on Business Applications)

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