Research Scientist

NielsenIQ is a consumer intelligence company that delivers the Full View™, the world’s most complete and clear understanding of consumer buying behavior that reveals new pathways to growth. Since 1923, NIQ has moved measurement forward for industries and economies across the globe. We are putting the brightest and most dedicated minds together to accelerate progress. Our diversity brings out the best in each other so we can leave a lasting legacy on the work that we do and the people that we do it with.

NielsenIQ offers a range of products and services that leverage Machine Learning and Artificial Intelligence to provide insights into consumer behavior and market trends. This position opens the opportunity to apply the latest state of the art in AI/ML and data science to global and key strategic projects

We’re looking for a highly experienced (5+ years) and intellectually curious Senior Research Scientist to contribute to innovation in Generative AI and applied machine learning. The ideal candidate combines deep technical expertise with strong critical thinking, a collaborative spirit, and the ability to communicate complex ideas clearly and effectively.

• Expertise in Generative AI: LLMs (e.g., GPT, Claude, Gemini), fine-tuning, and prompt engineering.
• Applied ML Skills: Semantic search, vector databases (FAISS, Weaviate, Pinecone), hallucination detection, summarization, and model evaluation.
• Strong coding ability in Python and ML libraries (PyTorch, TensorFlow, scikit-learn).
• Solid foundation in ML fundamentals, experimentation, and feature engineering.
• A structured, hypothesis-driven approach to problem-solving.

• A curious mindset and strong critical thinking to tackle complex problems and recommend well-reasoned solutions.
• Ability to ask the right questions to fully understand challenges and communicate scientific results in clear, general terms.
• Proven collaboration with junior engineers and researchers, and strong interpersonal skills to work across teams.

• Enjoy a flexible and rewarding work environment with peer-to-peer recognition platforms.
• Recharge and revitalize with help of wellness plans made for you and your family.
• Plan your future with financial wellness tools.
• Stay relevant and upskill yourself with career development opportunities

Our Benefits

• Flexible working environment
• Volunteer time off
• LinkedIn Learning
• Employee-Assistance-Program (EAP)

About NIQ

NIQ is the world’s leading consumer intelligence company, delivering the most complete understanding of consumer buying behavior and revealing new pathways to growth. In 2023, NIQ combined with GfK, bringing together the two industry leaders with unparalleled global reach. With a holistic retail read and the most comprehensive consumer insights—delivered with advanced analytics through state-of-the-art platforms—NIQ delivers the Full View™. NIQ is an Advent International portfolio company with operations in 100+ markets, covering more than 90% of the world’s population.

For more information, visit NIQ.com

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Our commitment to Diversity, Equity, and Inclusion

At NIQ, we are steadfast in our commitment to fostering an inclusive workplace that mirrors the rich diversity of the communities and markets we serve. We believe that embracing a wide range of perspectives drives innovation and excellence. All employment decisions at NIQ are made without regard to race, color, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, age, disability, genetic information, marital status, veteran status, or any other characteristic protected by applicable laws. We invite individuals who share our dedication to inclusivity and equity to join us in making a meaningful impact. To learn more about our ongoing efforts in diversity and inclusion, please visit the https://nielseniq.com/global/en/news-center/diversity-inclusion