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Principal Data Scientist

At Northwestern Mutual, we are strong, innovative and growing. We invest in our people. We care and make a positive difference.

Primary Duties & Responsibilities:

The Principal Data Scientist will lead data science teams to apply and integrate advanced statistical, mathematical, data mining, predictive modeling and business analysis skills! This resource will also integrate techniques to discover and identify new insights, predict and prescribe outcomes, advise on turning new insights into actionable opportunities and outcomes and provide the tracking and measurement of results.

Additional Responsibilities Include:

  • Development of prototype solutions, mathematical models, algorithms, machine learning techniques, and robust analytics to support analytic insights and visualization of complex data sets for productization and monetization. Models need constant refitting as data changes over time.

  • Provide optimization recommendations that drive critical metrics established by product, marketing, operations, PR teams, and others.

  • Drive innovation by exploring new experimentation methods and statistical techniques that could sharpen or speed up our product decision-making processes

  • Through extensive analysis, this individual will discover technology improvement opportunities and will work with other teams to address these opportunities!

Knowledge, Skills & Abilities:

  • Master’s degree in Data Science, Statistics, Mathematics, Operations Research, Computer Science, Econometrics or related field

  • 9-14 years of professional experience

  • At least 9 years of professional data science or analytics experience

  • 7+ years of experience building and deploying predictive models using open source tools (i.e. Python, R)

  • Proven track record collaborating with business partners to drive analytical solutions

  • Extensive experience working with data and developing, designing and presenting analytics, including some programming experience and work with multiple databases

  • Expert level knowledge of sophisticated analytical model development and construction

  • Proven ability to question assumptions

  • Demonstrate relational analysis and integration of all components needed to solve problems

  • Proven ability to build rapport, negotiate, gain the confidence and work successfully with business leaders across the company

  • Proven track record to lead decision making process through idea sharing and consensus building

  • Experience in coaching and mentoring staff members

  • Proven track record in meeting aggressive deadlines

  • Experience prioritizing data science tasks across multiple projects to select the highest value outcomes for the company

  • Proven management skills including negotiating, leadership, delegation, planning, and organization

  • Identifying data requirements for analytical needs

  • PhD degree in Data Science, Statistics, Mathematics, Operations Research, Computer Science, Econometrics or related field preferred

  • Data Engineering/Cloud technology experience (i.e. GDP, Azure, AWS) preferred


This job is not covered by the existing Collective Bargaining Agreement.

Required Certifications:

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We are an equal opportunity/affirmative action employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, gender identity or expression, sexual orientation, national origin, disability, age or status as a protected veteran, or any other characteristic protected by law.


We’re excited about the potential people bring to Northwestern Mutual. You can grow your career here while enjoying first-class perks, benefits, and commitment to diversity and inclusion.