Data Scientist - GenAI focus

What we achieve together

• In this role, you will translate business requirements into analytical use cases (Generative AI and Machine Learning) and drive innovation and efficiency across the Vaillant Group.


• You will effectively analyze business use cases regarding feasibility and effort estimation based on the Vaillant data model, including data quality and necessary preprocessing steps.


• You will apply state-of-the-art GenAI design patterns (incl. Agentic Workflows) and machine learning techniques to address business stakeholder needs.


• In addition, you will critically evaluate AI solutions and analyses using metrics to validate the achievement of business objectives and recommend improvements.


• You will communicate results with cross-functional project members and stakeholders, using clear presentations and understandable visualizations of insights.


• Finally, you will utilize cloud services and self-programmed (Python) applications to develop production-ready AI/ML solution.

What makes us successful together

• Qualification: You have a Master’s degree in Computer Science, Mathematics, Physics, Bioinformatics, or other quantitative fields with AI/ML relation.


• Experience: You bring more than 4 years of professional experience in the field of Data Science/Data Analytics with a proven track record in Data Science projects.


• Know-how and skills: You have excellent programming skills (in Python); visualization of complex data; very good experience with cloud services and Data Science-related components (especially in Microsoft Azure).


• GenAI: You have gained strong experience with Generative AI (GenAI) and/or Agentic AI solutions in business projects solving real-world challenges.


• Personality: You are a team player, curious, with initiative and motivation to work in an agile, international and interdisciplinary environment.


• Language skills: You are fluent in English; German language skills would be a plus.

What you can count on

• Flexible work model: adjustable starting times (7:30 – 9:00AM), hybrid work 70/30, and up to 30 days of remote work from abroad from selected countries.


• Health & Wellness support: private medical care (Medicover), sports card subsidy (Multisport), group insurance (Warta), and ergonomic office spaces. 


• Time off & balance: additional paid 2 days off and subsidies for recreation.


• Financial perks: up to 30% discount on company products, support for commuting and eyewear.


• Growth & Development: access to internal training, mentoring programs, self-learning platform for languages (eTutor) and international projects.


• Culture & Community: company events, family friendly activities, and open opportunities within Vaillant Group.