Develops complex queries and performs extensive programming to access, transform, and prepare data for statistical modeling.
Leads and executes deep dive diagnostic, predictive, and prescriptive analytics to support data-driven business decision making. Mentors and develops junior data scientists and analysts.
Identifies and diagnoses data inconsistencies and errors, documents data assumptions, and forages to fill data gaps.
Engages with internal stakeholders to understand and probe business processes in order to develop hypotheses. Brings structure to requests and translates requirements into an analytic approach.
Guides test design, research design, and model validation. Provides statistical consultation services. Serves as the analytics expert on cross functional teams for large strategic initiatives and contributes to the growth of the Vanguard analytic community.
Prepares and delivers insight presentations and action recommendations. Communicates complex analytical findings and implications to business leaders.
Participates in special projects and performs other duties as assigned.
Designs scalable data mining models and reporting protocols to identify trends and patterns in massive datasets.
Applies modern and emerging data science techniques to solve business problems across functions such as marketing, economics, and operations.
Contributes to the advancement of analytics through exploratory research and application of cutting-edge statistical theory.

Minimum of five years related work experience in analytical roles.
Experience with data wrangling required
Programming skills to access, transform and prepare large scale data for statistical modeling.
Experience utilizing statistical and machine learning methods required.
Undergraduate degree in Analytics, Applied Mathematics, Economics, Statistics or related analytical field of study or equivalent combination of training and experience.
Graduate degree preferred.
Expertise in programming with Python, R, or SQL; hands-on experience with machine learning libraries (e.g., Scikit-learn, TensorFlow); strong understanding of data pipelines, data wrangling, and statistical techniques; experience in big data environments (Spark/Hadoop); familiarity with visualization tools like Tableau or Power BI

Data Scientist, Specialist

Key skills