About this role
The Advertising & Promotion (A&P) Analytics team at Opella is seeking a Senior Data Scientist to build decision-support systems that guide global marketing budget investments. You will own the end-to-end lifecycle of AI solutions, from framing business questions and modeling to productionizing robust systems. Responsibilities include designing decision systems that combine response modeling (MMM, attribution, uplift), scenario analysis, and mathematical optimization. You will contribute to technical direction, mentor team members, and ensure long-term code health. Required Qualifications: PhD in a quantitative discipline or a Master's degree with at least 4 years of applied data science experience. Strong theoretical grounding in supervised/unsupervised learning, Bayesian statistics, and mathematical optimization (LP/MILP). Demonstrated experience shipping production-grade decision-support systems, including APIs and monitoring. Proficiency in Python, SQL, and cloud environments (AWS preferred). Experience with econometric modeling and causal analysis is essential. Preferred Qualifications: Experience in life sciences, healthcare, or CPG sectors. Familiarity with Generative AI, RAG workflows, and agentic frameworks. Strong communication skills to translate technical insights for marketing and finance stakeholders.