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Senior Data Scientist

Momentum Worldwide

$120,000 - $130,000
Sep 12, 2025
New York, NY, US
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Momentum Worldwide is looking for a Senior Data Scientist to help deliver solutions anchored in insights and analytics for their clients. This role will involve creating measurement tools, structuring and analyzing data, implementing and interpreting models, and presenting findings to clients to drive business improvements and evolve Data Science solutions.

Requirements

  • Highly proficient in at least one popular programming language used for Machine Learning, such as Python or R
  • Strong knowledge of Relational Databases and SQL programming
  • Solid understanding of mathematical modeling, probability and statistics, and the design and simulation of stochastic systems.
  • Familiarity with the mathematics behind important statistical learning algorithms such as ARIMA, Linear Regression, Logistic Regression, Centroid-based and Hierarchical Clustering, Principal Component Analysis (PCA), Decision Trees/Random Forest, Bayesian Inference, Markov Chain Monte-Carlo (MCMC)
  • Familiarity with common advanced marketing analytics solutions such as Marketing Mix Modeling (MMM), Multi-touch Attribution (MTA), and Dynamic Content Optimization (DCO)
  • Must be familiar with the capabilities and mechanics of a broad range of marketing measurements and technologies such as Ad Servers, DSP, DMPs, CRMs, and Syndicated Research
  • 2+ years work experience in quantitative analysis with proven results in leveraging customer/transaction to address business objectives

Responsibilities

  • Take analytical objectives and define data requirements. Extract, clean, and transform both customer level, and aggregated data for analysis, modeling, segmentation and reporting
  • Design and interpret randomized controlled tests to study a variety of marketing stimuli
  • Design, estimate, tune, score and maintain advanced statistical and mathematical models (e.g. classification, numeric forecasts, customer segmentation, customer propensity, attribution, etc.)
  • Produce accurate statistical analysis and ensure high quality of the data analysis produced
  • Interpret, document and present/communicate analytical results to multiple business disciplines, providing conclusions and recommendations.
  • Supporting Momentum’s values
  • All other duties as assigned

Other

  • The ideal candidate should be intellectually curious and have an evidence-based approach to decision-making, have a definitive point of view and share it in a positive way, and get excited by a good challenge.
  • Prior experience in marketing analytics, ideally in the digital creative and media space, but this isn’t necessarily a requirement.
  • At least 2-3 years of prior professional experience is highly desired.
  • Bachelors Degree preferred, preferably in a STEM field, or equivalent work experience
  • Strong communication skills. Ability to speak and write professionally. Ability and comfort with presenting work by phone or within small groups.