Principal Data Scientist

Key Skills

Python Programming, SQL, Regression Analysis, Machine learning techniques, Reinforcement Learning, AI technology, R Programming, Algorithms, Data Classification, Experimentation, Multi armed bandit models, Personalization, Design of Experiment, Real time scoring models

Job Description

Fidelity Workplace Investing is seeking a Data Scientist to support initiatives around personalization and customization. This position will work with technical professionals in engineering and with managers of market research and product development teams. The assignments may include exploratory analysis, feature engineering, experimentation forecasting, numerical optimization, and real time scoring.

As Data Scientists, we support projects across many areas and ensure the highest degree of quality. You must be a great teammate who thrives in a small, highly effective work environment and communicates with confidence to all levels of Workplace Investing. The ideal Data Scientist handles projects from start to finish. i.e., they can work with web site professionals on experimental design, gather required data in any shape and size, process it into useful features, train machine learning models, and assist technical teams to move models into production and measure business results.

The Skills You Bring

• Statistical and data science programming with proficiency in Python or R. Experience writing testable, modular code a plus.
• Expert in training regression and classification models using typical ML algorithms, creating model documentation, and explaining model output (such as features and performance) to non-data science audiences.
• Able to conduct technical reviews of data science projects and mentor junior data scientists.
• Data extraction and feature engineering for processing and transforming data into relevant features.
• Committed to continuous learning and able to pick up new knowledge quickly.
• Working knowledge of AI Ethics considerations and AI bias detection techniques a plus.
• Experience in real-time scoring, reinforcement learning, and multi-armed bandit models a plus.

Education

• PhD or Master’s Degree in a quantitative field (e.g. Statistics, Data Science or Applied Mathematics), with applied research experience.
• PhD in an applied research field with quantitative research experience.

How Your Work Impacts the Organization

Data Scientists in Fidelity Workplace Investments use sophisticated machine learning and optimization to deliver personalized experiences to our customers. Your work will help participants learn how to plan for their financial future and prepare for impending life changes.

Company Overview

At Fidelity, we are passionate about making our financial expertise broadly accessible and effective in helping people live the lives they want! We are a privately held company that places a high degree of value in creating and nurturing a work environment that attracts the best talent and reflects our commitment to our associates. We are proud of our diverse and inclusive workplace where we respect and value our associate for their unique perspectives and experiences. For information about working at Fidelity, visit FidelityCareers.com.

Fidelity Investments is an equal opportunity employer.