Lead Data Scientist — Strategic Analytics & Mentorship

The Vanguard Group; Malvern (Chester County); Hybrid; USD 140,000 - 190,000; Full time

Job summary

The Vanguard Group seeks a seasoned analytics leader in Malvern, PA to run large-scale data science projects and guide complex modeling efforts. This role blends strategy with hands-on analytics across diagnostic, predictive, and prescriptive methods to drive business decisions.

You will mentor junior analysts, ensure data quality, and present actionable insights to senior leadership within a collaborative, hybrid environment that emphasizes client outcomes and continuous learning.

Qualifications

• Ten years of related work experience in analytical roles.
• Experience with data wrangling and programming to access, transform and prepare large-scale data for statistical modeling.
• Experience utilizing statistical and machine learning methods.
• Undergraduate degree in Analytics, Applied Mathematics, Economics, Statistics or related analytical field of study or equivalent combination of training and experience.
• Graduate degree preferred.

Responsibilities

• Lead the execution of large-scale analytics projects.
• Apply significant quality control and risk assessment of models, methodologies, outputs, and processes for major data science projects.
• Lead and execute deep-dive diagnostic, predictive, and prescriptive analytics to support data-driven business decision making.
• Create alternative model approaches to assess complex design and future capabilities.
• Mentor and develop junior data scientists and analysts.
• Identify and diagnose data inconsistencies and fill data gaps.
• Engage with senior leadership to understand business processes and develop hypotheses.
• Translate requirements into analytic approaches and guide test/research design and model validation.
• Provide statistical consultation and deliver insights to business leaders.
• Serve as analytics expert on cross-functional teams for large initiatives and contribute to Vanguard's analytics community.
• Prepare and deliver insight presentations and action recommendations.
• Communicate complex analytical findings and implications to business leaders.
• Participate in special projects and perform other duties as assigned.

Skills

Data wrangling

Statistical methods

Machine learning

Programming

Leadership

Education

Bachelor's degree in analytics/math/economics/statistics

Graduate degree preferred

Tools

Python

SQL

R

Job description

The Vanguard Group seeks a seasoned analytics leader in Malvern, PA to run large-scale data science projects and guide complex modeling efforts. This role blends strategy with hands-on analytics across diagnostic, predictive, and prescriptive methods to drive business decisions.

You will mentor junior analysts, ensure data quality, and present actionable insights to senior leadership within a collaborative, hybrid environment that emphasizes client outcomes and continuous learning.