Performance Test Specialist

With a staff of around 1100, Sogeti BELUX holds a prominent position in the IT services sector in Belgium, and is the main provider of IT services in Luxembourg. Sogeti BELUX is part of the Sogeti Group, which employs over 20,000 IT professionals around the world. We provide a broad range of IT services in four lines of business services (Digital, Infrastructure & Cloud, Security and Testing).


As Performance Test Specialist you will be engaged in projects at our customers and you will mainly be involved in performance test projects from A to Z.
In this domain you will work on following tasks:

  • Install, configure and upgrade performance test tools (both commercial as open-source)
  • Gather requirements about performance
  • Define a performance test strategy, aligned with the overall test strategy
  • Create and maintain performance test scripts applying the latest scripting techniques
  • Run the performance test scripts
  • Analyze the results
  • Create reports based on the results and formulate recommendations
  • Advice regarding the implementation of performance testing into a broader customer/project context
  • Work with several stakeholders (both technical and non-technical) to organize the performance testing
  • Intensive research and development within the domain of performance testing


  • You obtained a bachelor or master degree and gained at least 5 years of experience in the testing of computer systems
  • You have knowledge of and experience with various performance test tools such as HPE LoadRunner, Stormrunner, JMeter, Neoload, WebLoad, …
  • You have knowledge of various development practices (V-model, scrum, TDD, CI, DevOps,…)
  • You have knowledge of and experience with DevOps/CI tools such as Maven, Github, Jenkins,…
  • You have experience in structured programming (VB, Javascript, C++, Java, Perl, Python,…)  
  • Your technical background, communication skills and flexible attitude allow you to gain our customers trust
  • You combine self-organization with teamwork
  • You have a high problem-solving attitude
  • You have an eye for quality and detail and are very accurate in your work

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