Maximize your impact

About the Challenge

We are looking for a Business Systems Owner who will play a key role in the interaction between end users of different software and the IT division. Working across multiple systems across different technologies, you will test and analyze their implementation, data and processes. You will collaborate actively with the Business Units and IT teams to translate business requirements into technical requirements. Taking copious notes, you will provide operation support for applications and display your findings, necessary improvements and recommendations. Once these recommendations and updates have been implemented, you will provide programming support and end-user training.


Your skills

You are an independent innovator - working with an agile mindset, adaptability and decisiveness. You are empowered to roll up your sleeves and learn the ins and outs of our products and procedures to overcome possible roadblocks. You enjoy working with people and technology, solving challenging problems and learning new tools and techniques. You’re open-minded, a team player and enjoy collaborating with others on technology experiments and prototypes.

  • Bachelor’s degree in Computer Science, Engineering or related field
  • Proven knowledge of project management and change management skills
  • Analytical with a solution-oriented approach
  • Basic knowledge of IT concepts and tools (MSA, SQL and ERD-data model)
  • Previous experience in a geographical information system (GIS) environment or at a utility company preferred
  • Fluency in English, French and Dutch

Our offer

Exellys isn’t your typical recruiting or consulting agency. We are truly a category of one. We coach young tech talent and prime them for the professional world. After two years of receiving coaching and upskilling from Exellys, you’ll have the opportunity to work directly for a client that suits your skill set and interest. Think of us as your personal career coach.

Here’s what you can expect from us:

  • Do meaningful work. When you join us, you’ll work on purposeful projects that push the envelope of technology.
  • Benefit from a personal career coach. Ongoing development and learning is a core part of our DNA, and it’ll be part of yours, too.
  • Career mobility. After two years, you’ll have the opportunity to directly work for a client and grow your professional mobility.
  • We take care of you. We provide competitive compensation, benefits and more.

Ready to take on a high-impact role at a growing company? Bring your ambition and strong work ethic to a trusted company.

Key figures

  • 45%+ market share in Belgium
  • 1 million+ users reached via app

Company insights

More about this organisation

Come join one of the top telecommunication companies in Belgium. Proximus has a reputation for being a leader in digital product innovation and an employer of choice. As a trusted digital service provider, our client is focused on creating and delivering the best customer experiences through an easy-to-use ecosystem of digital apps, products and network solutions.

This role sits on the Business System Owners (BSO) team which is responsible for the evolution of the IT tools used within the “Network Engineering and Operations” (NEO) division. When you join, you’ll be part of a culture that supports employees, investing in training and development, digital upskilling and reskilling and diverse thinking.


  • Apply now
  • Become an Exellyst
  • Get lots of training
  • Get personal coaching
  • Become excellent

Go for gold. Be excellent

Maximize your impact. Get in touch.

Astrid Roest