NielsenIQ is hiring a Data Science Global Client Leader

Our Data Science teams help to provide NIQ’s clients with the most complete understanding of the market and its consumers. With a footprint in over 100 countries across the globe, our expansive data and measurement capabilities provide market context, confidence, and methodological rigor. We are constantly innovating to keep pace with emerging market trends and the increasingly diverse, demanding, and connected consumer. The Data Science Team provides expertise across NIQ in panel development, estimation methodologies, and data processing standards. We are responsible for defining and upholding best practices in projection, weighting, and aggregation to ensure technical integrity, global consistency, and trust in our measurement systems. Our core value of integrity applies not only to our processes and client deliverables, but to how we govern methodological standards across markets. As a Data Science Global Client Leader, you will serve as a global business partner and governance lead supporting NIQ’s most strategic clients. You will structure and oversee the handling of complex DSci-related inquiries and escalations, driving rigorous root cause analysis and documentation of resolution pathways with clarity and accountability. While regions retain ownership of client-level resolution, you will drive cross-regional alignment, identify recurring themes, and ensure common root causes are addressed in a sustainable and consistent manner. You will partner with Methods, Product, and Operations leaders to translate systemic issues into durable improvements that strengthen global credibility and methodological consistency. What you’ll do - Act as a strategic business partner to Commercial, Product, and Operations leaders in support of NIQ’s most strategic global clients. - Structure and oversee the handling of complex DSci-related inquiries and escalations, ensuring disciplined investigation, clear ownership, and documented root cause analysis by regional teams. - Provide authoritative technical and methodological guidance to internal teams and, where appropriate, to global clients. - Hold regional teams accountable for consistent application of DSci methodologies, statistical standards, and resolution documentation. - Identify recurring themes and systemic risk drivers across markets and elevate these to the appropriate functional leaders for structural resolution. - Partner with Methods, Product, and Operations to drive coordinated, sustainable solutions to common root causes. - Promote global consistency in interpretation of projection, weighting, estimation, and tolerance frameworks. - Contribute to the evolution of standardized escalation governance processes, documentation frameworks, and reporting visibility.