The International R&D team within Nielsen's Data Science Audience Measurement organization seeks a Data Scientist to contribute to the development, testing, and refinement of data models. This role will focus on data engineering tasks within the R&D process, involving the use of multiple data types for imputation and correction. Responsibilities include designing research studies to validate innovative measurement solutions, developing and maintaining new models to integrate various data sources, working with cross-functional teams to implement new methodologies, and documenting best practices. The ideal candidate is detail-oriented, enjoys a fast-paced environment, and possesses strong problem-solving and communication skills.