Solution Architect (Senior)

17/11/2025

Our client is looking for a Solution Architect

Our client is looking for a qualified Solution Architect to join the IT Architecture department and support the Consumer Centricity (CC) Cluster. This cluster operates in a product-oriented model following agile principles and aims to enable market parties to unlock flexibility and ensure consumers benefit from the energy transition. The Solution Architect will play a key role in optimizing IT infrastructure and application landscape, supporting transformation initiatives across Belgium and Germany.

Responsibilities

As a member of the Digital Division (Division D), the Solution Architect will:

  • Support the Customer Centricity product clusters in defining realizable architectures.
  • Document existing and future landscapes consistently with other architects.
  • Advise other architecture disciplines through Architecture Trade-off assessments.
  • Analyse constraints, non-functional and functional requirements.
  • Decompose business capabilities into relevant Solution Building Blocks using recommended architectural styles and patterns.
  • Align stakeholders across the Product Organization, Architecture team, and delivery teams.
  • Deliver Architecture Designs in line with the standards and guidelines.
  • Provide designs based on integration design, application architecture, and available tools.
  • Follow governance structures (Architecture Review Boards) using techniques such as ADR and ATAM.

Requirements

  • At least 6 years of experience in Solution Architecture with strong business and technical interaction
  • Experience across process streams to identify cross-module end-to-end processes
  • Ability to document and maintain architecture blueprints (Business, Application, Data), flows, and integrations
  • Experience building solutions that integrate business, data, landscape, and requirements into a cohesive view
  • Experience with Enterprise-Level Portal Strategy (B2B/B2C)
  • Foundational knowledge of standards such as ArchiMate, TOGAF, ATAM, CBAM
  • Experience with architecture modelling languages (e.g. ArchiMate); experience with Sparx Enterprise Architect is a plus
  • Familiarity with Domain Driven Design (DDD), microservices, event-driven and event-streaming architectures
  • Understanding of Data Architecture concepts (data products, integration patterns, storage and access patterns)

Additional Skills

  • Familiarity with IT infrastructure layer
  • Familiarity with security concepts (OAuth2, OIDC, SAML, SSO+)
  • Development experience (.NET, Micro Frontend, Backend for Frontend, Blazor, JS/TS, Azure Cloud Platform, K8s)
  • Foundational knowledge of RabbitMQ, Kafka, SAP (S/4 HANA, BTP, CPI, Event Mesh)

Soft Skills

  • Strong facilitation and communication skills; able to influence and reach consensus
  • Agile mindset; experience in agile environments and large projects is a plus
  • Team player open to feedback
  • Autonomous and proactive
  • Pragmatic and result-oriented

Language Requirements

  • Fluent in English (mandatory for documentation and meetings)
  • Collaboration with French, Dutch, and German-speaking team members; knowledge of these languages, especially German, is an asset
  • Ability to speak, read, and write fluently in English and French or Dutch

Additional Information

  • Location: Brussels
  • Telework: Minimum 2 days/week onsite (Tuesday mandatory onsite)

Job specifications

ID: 11675

Duration: 15/12/2025 - 31/12/2026

Location: Elia Empereur

Type: Freelance

Stijn De Keyser

IT Recruitment Consultant
This position is no longer accepting applications.