Staff Data Scientist

Staff Data Scientist

  • Location BENTONVILLE, AR
  • Career Area Data Science and Analytics
  • Job Function Data Science and Analytics
  • Employment Type Full Time
  • Position Type Salary
  • Requisition 1174014BR

What you'll do at

  • A Staff Data Scientist is responsible for analyzing large data sets to develop multiple custom models and algorithms to drive innovative business solutions. Staff Data Scientists work on large project teams in order to provide analytical support and guidance to an assigned area on for large projects (for example, email targeting, business optimization, consumer recommendations) within Walmart eCommerce. Staff Data Scientists are responsible for building large data sets from multiple sources in order to build algorithms for predicting future data characteristics. Those algorithms will be tested, validated, and applied to large data sets. Staff Data Scientists are responsible for training the algorithms so they can be applied to future data sets and provide the appropriate search results. Staff Data Scientists are responsible for researching new trends in the industry and utilizing up-to-date technology (for example, HBase, MapReduce, LAPack, Gurobi) and analytical skills to support their assigned project. Staff Data Scientists are the subject matter experts for statistical analysis and modeling for their project team.
  • Build complex data sets from multiple data sources, both internally and externally.
  • Build learning systems to analyze and filter continuous data flows and offline data analysis.
  • Collaborate with cross-functional partners across the business.
  • Collaborate with project teams to implement data modeling solutions.
  • Combine data features to determine search models.
  • Conduct advanced statistical analysis to determine trends and significant data relationships.
  • Develop models of current state in order to determine improvements needed.
  • Develop multiple custom data models to drive innovative business solutions.
  • Drives the execution of multiple business plans and projects
  • Ensures business needs are being met
  • Interpret data to identify trends to go across future data sets.
  • Promotes and supports company policies, procedures, mission, values, and standards of ethics and integrity
  • Provides supervision and development opportunities for associates
  • Research new techniques and best practices within the industry.
  • Scale new algorithms to large data sets.
  • Train algorithms to apply models to new data sets.
  • Translate business needs into data requirements.
  • Utilize system tools including (MySQL, Hadoop, Weka, R, Matlab,ILog).
  • Validate models and algorithmic techniques.

Minimum Qualifications

  • Bachelor of Science and 5 years' data science experience OR Master of Science and 3 years' data science experience.

Preferred Qualifications

• Proficiency in programming (Python, C/C++, Java)
• Comprehension of Data Structures & Algorithms
• College Degree in quantitative discipline (Mathematics, Computer Science, Physics, Electrical Engineering, Statistics, Operations Research, Computational Biology/Bioinformatics, Computational Mathematics, etc..)
• Proficiency and understanding of Machine Learning algorithms in both Supervised (Regression/LASSO, SVM, Neural Networks, etc..) and Unsupervised (Association, Clustering, etc.)

• Subject matter expertise in at least one of the following: Bayesian Statistics, Statistical Modeling (e.g. Survival Analysis, Generalized Linear models), Stochastic Calculus, Agent Based Models, Advanced Machine Learning (e.g. Reinforcement Learning, Deep Learning) , Numerical Techniques, Computation Biology, Bayesian Networks/DAGS, Monte Carlo Methods, NLP, Artificial Intelligence, Dynamic Programming & Optimal Control Theory
• Retail or consumer facing industry experience a plus

About Sam's Club

Sam Walton opened the first Sam's Club in 1983 to meet a growing need among customers who wanted to buy merchandise in bulk. Since then, Sam's Club has grown rapidly, opening more than 600 clubs in the U.S. and 100 clubs internationally. By offering affordable, wholesale merchandise to members, Sam's Club helps make saving simple for families and small business owners.

Sam's Club employs about 110,000 associates in the U.S. The average club is 134,000 square feet and offers bulk groceries and general merchandise. Most clubs also have specialty services, such as a pharmacy, an optical department, a photo center, or a tire and battery center.

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All the benefits you need for you and your family

  • Multiple health plan options
  • Vision & dental plans for you & dependents
  • Associate discounts in-store and online
  • Financial benefits including 401(k), stock purchase plans and more
  • Education assistance for Associate and dependents

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