43 senior data scientist jobs at 24 companies in Ballwin, MO
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Senior Data Scientist
St. Louis, Missouri, United States
OnsiteFull Time
Active TS/SCI clearance, senior-level Python and data science experience supporting intelligence missions, scalable data pipeline and visualization skills, ability to operate independently and lead technical initiatives.
Python, JEMA, Brewlytics, ArcGIS ModelBuilder
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Data Scientist, Senior
St. Louis, Missouri, United States
$120k-$150k/yr OnsiteFull Time
TS/SCI clearance required (CI/Poly obtainable), intelligence analysis experience, senior-level Python scripting, designing scalable processes for large datasets, creating visualizations, and managing multiple projects.
Python, JEMA, Brewlytics, ArcModel Builder
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Senior Data Scientist
Denver or Springfield or Sterling or St. Louis
$82k-$172k/yr OnsiteFull Time
8+ YOETS/SCI clearance with polygraph, Bachelor or equivalent, 8+ years experience, expert Python/R and SQL, ML production experience, data visualization, and geospatial experience preferred.
Python, R, SQL
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Senior Data Scientist
Denver or St. Louis or Sterling or Springfield
$82k-$172k/yr OnsiteFull Time
8+ YOEBachelor's in related field,8+ years data science experience,expert Python or R,SQL proficiency,production ML deployment experience,and TS/SCI clearance with polygraph willingness.
Python, R, SQL
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Senior Data Scientist
New York City or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$87k-$294k/yr HybridFull Time
6+ YOE6+ years in data science, AI, analytics, Responsible AI, or consulting; bachelor's or master's in a quantitative field; Python, SQL, machine learning, generative AI, governance, and client leadership experience.
Python, pandas, NumPy, scikit-learn, PyTorch, TensorFlow, XGBoost, SQL, MLOps, GenAIOps, LLMOps, AWS, Microsoft Azure, Google Cloud
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Senior Data Scientist
Hazelwood or St. Louis
$162k-$220k/yr OnsiteFull Time
9+ YOEBachelor's degree in a related technical field, 9 years of data science, AI, or machine learning experience, programming skills, technical leadership experience, and active U.S. Secret clearance with U.S. citizenship.
Python, Julia, R, C, C++, C#, Java, SQL, NoSQL, PyTorch, TensorFlow, ClearML, MLFlow, Azure, AWS
2mo
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Senior Data Scientist
St. Louis, Missouri, United States
OnsiteFull Time
8+ YOE8 years data science/ML experience; hands-on Python and SQL; experience with A/B testing, causal ML/matching models/AutoML; strong statistical knowledge, problem-solving, and stakeholder communication.
Python, SQL, AutoML
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Senior Data Scientist
Albany or Arlington or Atlanta or Austin or Beaverton or Bentonville or Boston or Carmel or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Des Moines or Detroit or Hartford or Houston or Irving or Kirkland or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or Nashville or New York City or Oklahoma City or Overland Park or Philadelphia or Pittsburgh or Raleigh or Redmond or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or Walnut Creek or United States or Los Angeles
$80k-$294k/yr HybridFull Time
6+ YOERequires 6+ years in data science, AI, analytics, Responsible AI, consulting, governance, or related fields; quantitative bachelor's or master's degree; Python, SQL, ML, AI governance, and client leadership expertise.
Python, pandas, NumPy, scikit-learn, PyTorch, TensorFlow, XGBoost, SQL, AWS, Microsoft Azure, Google Cloud, MLOps, GenAIOps, LLMOps, APIs, Microsoft Word
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Senior Data Scientist
Saint Louis, Missouri, United States
$117k-$151k/yr HybridFull Time
6+ YOEMaster's in a quantitative field, 6+ years data science experience, proficiency with Python or R, ML libraries, advanced SQL, Microsoft SQL Server and Snowflake experience, strong communication; U.S. work authorization required.
Python, R, Scikit-Learn, XGBoost, TensorFlow, PyTorch, Microsoft SQL Server, Snowflake, SQL
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Senior Data Scientist
Hazelwood, Missouri, United States
$162k-$220k/yr OnsiteFull Time
9+ YOEBachelor's in relevant field,9 years data science experience,active U.S. Secret security clearance,programming in Python/Julia/R/C/C++/C#/Java,team leadership,EMR not mentioned,technical assessment required.
Python, Julia, R, C, C++, C#, Java, SQL, NoSQL, PyTorch, TensorFlow, ClearML, MLFlow, Azure, AWS, LLMs
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Senior Data Scientist
Hazelwood, Missouri, United States
OnsiteFull Time
9+ YOEActive U.S. Secret clearance, Bachelor’s degree or equivalent,9 years data science experience, programming in Python/Julia/R/C/C++/C#/Java, experience leading teams, onsite at Hazelwood, up to 10% travel.
Python, Julia, R, C, C++, C#, Java, SQL, NoSQL, PyTorch, TensorFlow, ClearML, MLFlow, Azure, AWS
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Senior Exploitation Specialist / Data Scientist
Springfield or Saint Louis
OnsiteFull Time
10+ YOEActive TS clearance, 10+ years relevant experience, bachelor\u0002s degree, intelligence/data science background, senior-level Python scripting, scalable data process design, and visualization skills.
Python, JEMA, Brewlytics, ArcGIS Model Builder
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Data Scientist
Earth City, Missouri, United States
$112k-$131k/yr HybridFull Time
6+ YOEBachelor's in a quantitative field or equivalent experience,6+ years relevant experience, expertise in ML/AI, experience with cloud AI platforms, MLOps, strong communication and leadership skills.
Generative AI, Prompt Engineering, LLMs, Retrieval-Augmented Generation (RAG), Azure AI, Azure OpenAI, AWS AI Services, MLOps
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Lead Data Scientist
United States or Saint Louis
$73k-$171k/yr OnsiteFull Time
8+ YOEBachelor's degree in a quantitative field, 8+ years developing predictive models, advanced SQL, AWS, machine learning, data engineering, communication, and stakeholder collaboration experience.
AWS, SQL, Amazon SageMaker, dbt, MLOps
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Expert Data Scientist
St. Louis, Missouri, United States
$130k-$188k/yr OnsiteFull Time
7+ YOEBachelor's in a quantitative field, 7+ years professional experience with 5+ in data science/machine learning; expertise in ML, LLMs, cloud platforms, Python/SQL; strong communication and mentoring skills.
TensorFlow, scikit-learn, Python, SQL, Azure, AWS, GCP, Hadoop, Spark, Ray, GANs
3w
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Senior Geospatial Data Scientist, VP
Charlotte or O'Fallon or Jacksonville
$117k-$176k/yr HybridFull Time
5+ YOERequires 5+ years in business and data analysis, process improvement, and project management; quantitative undergraduate degree or equivalent experience; statistical modeling and desktop GIS experience.
ESRI, MapInfo
3w
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Lead Data Scientist, AdTech
Chicago or Columbus or Detroit or Kansas City or Madison or Saint Louis
$175k-$200k/yr RemoteFull Time
5+ YOE5+ years applied data science experience building and deploying ML in AWS, strong modeling fundamentals, adtech or performance marketing experience, expert Python and SQL, ROAS-focused modeling.
Python, SQL, AWS, Looker, Google, Meta
3w
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Senior Geospatial Data Scientist, VP
Charlotte or Jacksonville or O'Fallon
$117k-$176k/yr HybridFull Time
5+ YOE5+ years in data and business analysis, statistical modeling, geospatial analysis (desktop GIS: ESRI, MapInfo), strong communication, project management, and degree in quantitative field or equivalent experience.
ESRI, MapInfo
3w
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Senior Geospatial Data Scientist, VP
Charlotte or Jacksonville or O'Fallon
$117k-$176k/yr HybridFull Time
5+ YOE5+ years data/business analysis experience, statistical modeling, desktop GIS (ESRI, MapInfo) experience, strong communication, leadership, and risk-awareness; undergraduate degree in quantitative field (graduate preferred).
ESRI, MapInfo
4w
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Sr. Data Scientist
Hazelwood, Missouri, United States
$115k-$160k/yr OnsiteFull Time
5+ YOE5+ years experience in machine learning, statistics, image/signal analysis, and programming (Python or R).Bachelor's required; MS/PhD preferred.Experience in regulated (ISO/FDA) environments preferred.
Python, R, Microsoft Outlook, Microsoft Teams, Microsoft Word, Microsoft Excel
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