Data Scientist, Specialist

Job title: Data Scientist, Specialist

Location(s) Dallas, TX, US; Scottsdale, AZ, US; Charlotte, NC, US; Malvern, PA, US; Malvern, PA, US

Work model Hybrid

Date posted September 8, 2026

Job requisition 180853

Share this role

Save this job

Job Description Summary Leads the design, development, validation, and continuous improvement of Vanguard's proprietary AI-powered human simulation capability. This emerging technology models client behaviors, preferences, decision-making, and responses. The system combines advanced data science, behavioral science, marketing analytics, and generative AI techniques to build trusted digital representations of client segments and journeys. This role is responsible for developing simulation frameworks, persona models, evaluation methodologies, and agentic AI capabilities that enable teams to predict customer responses, optimize marketing strategies, accelerate experimentation, and improve business outcomes. Partners closely with Product, UX Research, Analytics, Marketing, Data Engineering, and Technology teams to advance the capability as a scalable, self-service function while improving simulation fidelity, trust, and business impact.

Core Responsibilities

• Build and enhance AI-powered Digital Twins that simulate customer behavior, preferences, and decision-making.
• Lead analytic and AI initiatives that improve simulation fidelity, business relevance, and predictive accuracy through experimentation, validation, and real-world outcome measurement.
• Apply behavioral science, customer research, UX insights, and marketing analytics to develop and refine human-centered AI models.
• Develop and optimize LLM, RAG, and agentic AI solutions, including data preparation, evaluation frameworks, prompt engineering, and model performance measurement.
• Partner with Product, Marketing, Analytics, UX Research, and Technology teams to translate business problems into scalable AI and data science solutions. Communicate findings and recommendations to stakeholders and mentor junior data scientists and analysts.

Qualifications

• Minimum five years of experience in Data Science, Analytics, Machine Learning, Marketing Analytics, or a related quantitative field.

• Demonstrated strength in at least one of the following areas: Analytics, deep problem-solving experience in marketing, customer behavior, UX research, survey analysis, experimentation, behavioral science, or related domains.

• Applied AI / Data Science: Experience building solutions using LLMs, agentic systems, prompt engineering, model fine-tuning, RAG architectures, and AI evaluation frameworks.

• Strong programming skills in Python and SQL, along with a solid foundation in statistics, machine learning, and experimental design.

• Strong communication skills with the ability to translate complex analytical findings into actionable business recommendations.

• Experience developing AI systems that model, simulate, or predict human behavior, preferences, or decision-making.

• Experience building Digital Twins, synthetic personas, synthetic customers, or similar human simulation capabilities.

• Experience measuring alignment between AI predictions and real-world outcomes and improving model performance through experimentation and validation.

• Advanced degree in Data Science, Statistics, Applied Mathematics, Economics, Computer Science, Behavioral Science, Psychology, or a related field.

• Special Factors

• Sponsorship: Vanguard is not offering visa sponsorship for this position.

• About Vanguard

• Vanguard is on a mission to help clients achieve long-term financial wellbeing through our products and services.

• We operate with a hybrid working model designed to balance flexibility with in-person learning, collaboration, and connection.

• Our Total Rewards programs provide wellness support across financial, physical, and personal aspects of life.

• Equal Employment Opportunity

• Vanguard is an equal opportunity employer. We are committed to providing a working environment free from discrimination, prejudice, and bias. We prohibit discrimination based on race, color, national origin or ancestry, religion, gender, sex, sexual orientation, gender identity or expression, age, disability, marital status, veteran or military status, genetic information, or any other characteristic protected by law.

• Applicants with disabilities may be entitled to reasonable accommodation. If you need assistance completing this application or to participate in the application process, please contact us.