Senior Data Scientist

Join Vattenfall in Driving the Energy Transition
Vattenfall is one of Europe's largest energy companies, dedicated to enabling a fossil-free future and leading the transition to a sustainable energy system. Operating across several countries with around 21,000 employees, we focus on making and supplying electricity and heat while innovating for a greener world.
As a Senior Data Scientist within our B2C Data & Analytics department, you will play a crucial role in developing end-to-end data science and AI solutions. You will work on impactful projects ranging from marketing and customer journeys to sustainability advice, directly contributing to our mission of supporting sustainable customer solutions.
Our Offer
We offer a dynamic hybrid working environment where you will collaborate closely with multidisciplinary teams of data experts and business professionals. Enjoy excellent benefits including a competitive salary range, a comprehensive pension plan, holiday allowance, end-of-year payment, profit sharing, travel allowances, and generous personal development budgets.
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Belangrijkste verantwoordelijkheden

• Develop data science and AI solutions from problem framing and modelling through evaluation, deployment and continuous improvement.
• Solve complex business challenges using diverse internal and external datasets on our Analytics Platform.
• Build robust and explainable solutions that can be used in customer channels and internal systems.
• Apply sound software engineering practices, including modular design, testing, code reviews and reproducible development.
• Work with Data & ML Engineers on production readiness, monitoring and continuous improvement of AI and machine-learning solutions.
• Share your expertise and mentor less experienced Data Science colleagues.

Vereisten

• An academic degree with a strong quantitative component, such as Mathematics, Physics, Econometrics or a comparable field.
• Extensive professional experience as a Data Scientist or in a comparable role, giving you the seniority to take technical ownership and guide others.
• Excellent verbal and written communication skills in English; Dutch is a plus.
• Experience working in an agile environment.
• Writing production-quality Python and applying modular software-design principles.
• Extensive knowledge of machine-learning techniques, probability and statistics, and the ability to apply them to real-world problems.
• Working with large and complex datasets and understanding distributed computing and query optimisation.
• Hands-on experience with Generative AI, including LLM APIs, prompting, structured outputs and agent or tool-based workflows.
• The ability to assess AI solutions critically in terms of suitability, quality, safety and business value rather than selecting a technology for its own sake.
• Experience with software-development and DevOps practices such as Git, CI/CD, code reviews and automated testing.
• Practical knowledge of MLOps and/or LLMOps, including reproducibility, versioning and monitoring of production AI and machine-learning solutions.