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Having a global team of 15,000 colleagues and more than 70 nationalities. And enabling many of them to work flexibly when needed.
Both count. Both are us.

Senior Data Architect (m/f/d)


  • In this role you will be responsible for the strategic development and continuous optimization of an end-to-end data architecture of the Vaillant Group's machine data (IoT streams, streaming and event driven architectures (e.g. Kafka))
  • You will play an important role in the development of a comprehensive Vaillant data architecture that also includes other sources such as SAP or Salesforce, and you will align the data architecture with the business and IT strategy of Vaillant Group
  • You will have end-to-end responsibility for the technical architecture of all data science and data analytics projects and collaborate closely with IoT Architects and other Architects within Vaillant Group
  • Furthermore, you will have architectural responsibility for data and analytics driven components in the development of our end-user products (heating, ventilation, and air conditioning solutions)
  • In close collaboration with architects from other R&D areas as well as IT and product management, you will define and implement the requirements of a modern data architecture
  • In addition, you will develop strategies for cross-source data integration


  • You have successfully completed your studies in business administration, economics, computer science, engineering or physics 
  • You have several years of experience in the field of data architecture and possess in-depth knowledge of Data Warehouse and Data Lake Architecture (MPP, DMS, Hadoop and Graph Databases) 
  • In your daily business you use cloud platforms (Azure, other platforms such as AWS or GCP advantageous) 
  • Your possess knowledge in the field of analysis and experience in the use of Python, R, SAS or similar tools 
  • You have very good analytical and communication skills and a structured way of working, combined with a high degree of initiative and motivation
  • Your business-fluent German and English skills and your open and trustworthy personality enable you to communicate confidently at all levels


  • Each employee organizes his hours individually in coordination with his colleagues. This allows family and career to be flexibly coordinated.
  • Our professionals are trained in soft and social skills and in this way prepared for the next career level.
  • We value teamwork and a good togetherness


Svetlina Klose

+492191 18 2582


Vaillant Group

Company:  Vaillant Group Business Services GmbH
City:  Remscheid
Country:  Germany

The Vaillant Group is a global market and technology leader in the fields of heating, ventilation and air-conditioning technology. Join our team of 15,000 colleagues from more than 70 countries who work every day for a better climate – for people at home and the environment. We work on large-scale, innovative and strategic projects. With small, everyday gestures so that we can all play our part. Act global, work global. And become part of a global team. We sell our products in around 60 countries, using ten production and development sites in six European countries, as well as China.

Working for us makes you responsible for the future – your own, and that of our planet. We can offer you excellent conditions.


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Since we work climate-neutrally, we can only process online applications. Let's save the climate together and avoid paper applications.