Job Description

Senior Test Specialist

East Flanders, Melle, Belgium

Contract: 25 May 2026 – 24 May 2027

Full-time (100%) | ±220 days

Apply before: 22 April 2026

About the Role

We are looking for a Senior Test Specialist to join the our program, supporting a wide range of strategic and business-critical projects within the energy and utilities domain.

You will play a key role in ensuring quality across complex system integrations, working closely with multiple teams and domains such as metering, billing, asset management, and market processes.

Key Responsibilities

• 
  Design, document, and execute test scenarios and test plans
• 
  Perform hands-on functional testing
• 
  Coordinate end-to-end (E2E) testing across teams and projects
• 
  Manage and track defects, ensuring clear documentation and follow-up
• 
  Support UAT (User Acceptance Testing) with business stakeholders
• 
  Prepare and manage test data across domains
• 
  Facilitate Go/No-Go decision meetings and report test outcomes
• 
  Communicate test progress via tools like Jira and Confluence

Project Context

You will contribute to high-impact initiatives within the program, including:

• Central Market System (CMS) stabilization
• 
  Implementation of MIG6 market processes
• 
  Projects related to capacity tariffs, metering, and gas systems

These projects involve strong integration across market, financial, and asset management systems

Required Skills & Experience

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  Minimum 5 years' experience as:
  • Test Coordinator
  • Test Specialist (hands-on execution)
• 
  Proven experience testing large, complex enterprise applications
• 
  Strong knowledge of test methodologies and techniques
• 
  Experience in:
  • 
    Writing and executing test scenarios
  • 
    Understanding functional & technical analyses
  • 
    Presenting test results to stakeholders
• 
  Experience with data management and market process testing
• 
  Certification: ISTQB / ISEB (Foundation or higher)
• 
  Familiarity with:
  • SQL, XML, BPM
  • Test tools (Jira, Zephyr)
• Fluent Dutch (C2 level – CEFR)

Preferred Qualifications

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  Experience in Agile/Scrum environments
• 
  Experience with:
  • Test automation tools (Selenium, Playwright, Tosca, SpecFlow, Reqnroll)
  • Test strategy development
  • Web application testing
• 
  Knowledge of UML / Use Case modeling
• 
  Experience in the Belgian utilities sector
• 
  Basic knowledge of scripting or development

Ways of Working

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  Work across multiple domains (e.g., Metering, Billing, Reporting)
• 
  Collaborate with cross-functional teams and stakeholders
• 
  Flexible deployment depending on project needs
• 
  Hybrid work possible (subject to team agreement)

Why Join?

• 
  Work on mission-critical systems in the energy sector
• 
  Be part of large-scale digital transformation programs
• 
  Collaborate with experienced professionals in a complex IT landscape
• 
  Opportunity to influence quality standards across multiple projects

Additional Information

• 
  Hybrid work possible (not guaranteed; based on team agreement)
• 
  Occasional travel to other locations may be required
• 
  Assignment is extendable (up to 12 months or more)
• 
  Selection based on 50% quality / 50% price