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Data Scientist, Specialist

Yesterday Scottsdale, AZ

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
    Required
  • 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.

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Preferred
  • 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

    At Vanguard, we don't just have a mission-we're on a mission.

    To work for the long-term financial wellbeing of our clients. To lead through product and services that transform our clients' lives. To learn and develop our skills as individuals and as a team. From Malvern to Melbourne, our mission drives us forward and inspires us to be our best.

    How We Work

    Vanguard has implemented a hybrid working model for the majority of our crew members, designed to capture the benefits of enhanced flexibility while enabling in-person learning, collaboration, and connection. We believe our mission-driven and highly collaborative culture is a critical enabler to support long-term client outcomes and enrich the employee experience.

    Client-provided location(s): Scottsdale, AZ, Philadelphia, PA, Charlotte, NC, Dallas, TX, Malvern, PA
    Job ID: Vanguard-180853
    Employment Type: FULL_TIME
    Posted: 2026-09-09T22:22:22

    Perks and Benefits

    • Health and Wellness

      • FSA
      • HSA
      • Health Reimbursement Account
      • Fitness Subsidies
      • On-Site Gym
      • HSA With Employer Contribution
      • Health Insurance
      • Dental Insurance
      • Vision Insurance
      • Life Insurance
      • Short-Term Disability
      • Long-Term Disability
      • Mental Health Benefits
      • Virtual Fitness Classes
      • Pet Insurance
    • Parental Benefits

      • Non-Birth Parent or Paternity Leave
      • Birth Parent or Maternity Leave
      • Fertility Benefits
      • Adoption Assistance Program
      • Family Support Resources
      • Adoption Leave
    • Work Flexibility

      • Flexible Work Hours
      • Hybrid Work Opportunities
    • Office Life and Perks

      • Company Outings
      • Commuter Benefits Program
      • Casual Dress
      • Happy Hours
      • Snacks
      • Some Meals Provided
      • On-Site Cafeteria
    • Vacation and Time Off

      • Personal/Sick Days
      • Paid Holidays
      • Paid Vacation
      • Volunteer Time Off
      • Leave of Absence
    • Financial and Retirement

      • Relocation Assistance
      • Performance Bonus
      • 401(K) With Company Matching
      • 401(K)
      • Financial Counseling
      • Profit Sharing
    • Professional Development

      • Promote From Within
      • Mentor Program
      • Shadowing Opportunities
      • Access to Online Courses
      • Tuition Reimbursement
      • Internship Program
      • Lunch and Learns
      • Leadership Training Program
    • Diversity and Inclusion

      • Diversity, Equity, and Inclusion Program
      • Employee Resource Groups (ERG)

    Company Videos

    Hear directly from employees about what it is like to work at Vanguard.