Senior Data Scientist

Vanguard

Lead Data Scientist developing AI solutions leveraging LLMs and predictive analytics for Vanguard. Mentoring junior data scientists while driving innovation across business functions.

Posted 5/29/2026full-timeMalvern • North Carolina, Pennsylvania • 🇺🇸 United StatesSeniorWebsite

Tech Stack

Tools & technologies

HadoopPythonScikit-LearnSparkSQLTableauTensorflow

About the role

Key responsibilities & impact

Develop end-to-end Generative AI solutions leveraging LLMs and foundational AI components
Design and implement scalable RAG (Retrieval-Augmented Generation) workflows
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.

Requirements

What you’ll need

Minimum 8 years of experience in data science, predictive analytics, or advanced statistical modeling roles
Bachelor’s degree (B.E./B.Tech) in Analytics, Applied Mathematics, Economics, Statistics, or Computer Science, or a Master’s degree/Diploma in a related quantitative field
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

Benefits

Comp & perks

Health insurance
401(k) matching
Flexible working hours
Paid time off
Professional development opportunities

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Generative AILLMsRAGpredictive analyticsstatistical modelingdata miningdata wranglingmachine learningbig datastatistical techniques

Soft Skills

mentoringcommunicationanalytical thinkingproblem-solvingstakeholder engagementhypothesis developmentpresentation skillscollaborationleadershipresearch design