15 junior data scientist jobs at 11 companies in Saint John, MO
2d
Save
Mark Applied
Hide
Data Scientist
Chesterfield, Missouri, United States
OnsiteFull Time
2+ YOERequires an MS in a quantitative field, 2+ years of data science experience, expert Python, strong SQL, and knowledge of statistics, econometrics, and machine learning. Five-plus years preferred.
Python, pandas, NumPy, scikit-learn, statsmodels, TensorFlow, SQL, Google Cloud Platform, AWS
1d
Save
Mark Applied
Hide
Data Scientist
St. Louis or United States
RemoteFull Time
2+ YOEMaster's degree in a statistical or mathematical field, 2+ years in predictive modeling, statistical inference, and deep learning, TensorFlow or PyTorch, R or Python, and presentation experience.
TensorFlow, PyTorch, R, Python, Linux/Unix, SQL
3w
Save
Mark Applied
Hide
Data Scientist 728
St. Louis, Missouri, United States
OnsiteFull Time
1+ YOEActive TS/SCI clearance, experience building statistical and ML models, geospatial and imagery data experience preferred, proficiency with Python and analytical toolchains, strong communication and requirements gathering skills.
Python, Pandas, NumPy, SciPy, Jupyter, SQL, PostgreSQL, PostGIS, Aurora, Oracle, Redis, Elasticache, AWS (S3, Athena, Glue, Lambda, ECS), Docker, GitLab CI/CD, Linux, GDAL, Rasterio, OGR, GeoPandas, ArcGIS, QGIS, Plotly, Matplotlib, Tableau, Microsoft Power BI
1mo
Save
Mark Applied
Hide
Data Scientist I
St. Louis, Missouri, United States
$70k-$110k/yr OnsiteFull Time
1+ YOE1+ years professional experience with practical machine learning, generative AI/LLMs, applied statistics, Python, data visualization, strong communication, US citizenship and ability to maintain a US security clearance, Bachelor's in a STEM field.
Python, Esri software, GIS, IoT, large language models
2w
Save
Mark Applied
Hide
Associate Engineering Data Scientist
Hazelwood, Missouri, United States
$102k-$138k/yr OnsiteFull Time
2+ YOEBachelor's in engineering/computer science/data science/math/physics/chemistry,2+ years data science/ML experience,programming in Python/Julia/R/C/C++/C#/Java,experience with SQL/NoSQL,active U.S. Secret clearance required.
Python, Julia, R, C, C++, C#, Java, SQL, NoSQL, PyTorch, TensorFlow, ClearML, MLFlow, Azure, AWS
2w
Save
Mark Applied
Hide
Associate Engineering Data Scientist
Hazelwood, Missouri, United States
$102k-$138k/yr OnsiteFull Time
2+ YOEActive U.S. Secret clearance, B.S. in related field, 2+ years data science experience, programming in Python/Julia/R/C/C++/C#/Java, ML/AI experience, SQL/NoSQL, PyTorch/TensorFlow, cloud and MLOps exposure.
Python, Julia, R, C, C++, C#, Java, SQL, NoSQL, PyTorch, TensorFlow, ClearML, MLFlow, Azure, AWS
2mo
Save
Mark Applied
Hide
Scientist LC/GC Data Interpretation, Medical Device
St. Louis, Missouri, United States
HybridFull Time
2+ YOEMS (3+ yrs) or PhD (2+ yrs) in chemistry or related field; LCMS/GCMS data interpretation required; experience with method development/validation; Microsoft Office/Excel proficiency; strong communication and attention to detail.
Compound Discoverer, Trace Finder, Unknowns Analysis, Mass Hunter, LCMS, GCMS, Microsoft Office, Microsoft Excel
1mo
Save
Mark Applied
Hide
Sr. Scientist
Hazelwood, Missouri, United States
$83k-$107k/yr OnsiteFull Time
2+ YOEBachelor's in biology/chemistry/biomedical/biochemistry, 2 years' experience with design/transfer/industrialization and blood culture/AST; lab techniques, protocol writing, and data analysis; experience with VITEK 2 and broth micro-dilution preferred.
VITEK 2, analytical balance, pH meter, Outlook, Teams, Microsoft Word, Microsoft Excel
1w
Save
Mark Applied
Hide
Field/Staff Scientist
Saint Louis or Columbia
OnsiteFull Time
1+ YOEBachelor's in environmental science/geology, 1+ years' related experience, Phase I ESA knowledge, project management, data analysis skills, valid driver's license, strong written/verbal communication.
5d
Save
Mark Applied
Hide
Associate Scientist II
Saint Charles, Missouri, United States
OnsiteFull Time
1+ YOEBachelor's degree with 2+ years or master's degree with 1+ year relevant experience; experience with cell-based and analytical assays, laboratory research, method development, documentation, and data analysis.
HPLC, Gas Chromatography (GC), Mass Spectrometry, ELISA, High Content Imaging, Flow Cytometry, Electrophysiology, automation, robotics, High-Throughput Screening (HTS), Microsoft Office
1d
Save
Mark Applied
Hide
New Grad Scientist I - Summer 2027 - Central Division (For Current/Returning HNTB Interns Only)
Dallas or New Orleans or Plano or Kansas City or Round Rock or Houston or El Paso or San Antonio or Des Moines or St. Louis or Fort Worth or Oklahoma City or Overland Park or Baton Rouge or Little Rock or Austin
FieldFull Time, Internship
Bachelor's degree in geology, biology, ecology, environmental science, archeology, anthropology, or a related field. Requires accurate data analysis, field survey support, scientific research, and safety practices.
22h
Save
Mark Applied
Hide
Genome Editing Target Design Scientist
Chesterfield, Missouri, United States
$97k-$146k/yr OnsiteFull Time
2+ YOEBachelor's degree in biological or computational biology and 2+ years in gene editing or functional genomics; requires complex biological data analysis, predictive modeling, statistical genetics, ML/AI, communication, and cross-functional collaboration.
Machine Learning, Deep Learning
4w
Save
Mark Applied
Hide
Senior Associate Scientists - Process Development
St. Louis or Burlington
$79k-$99k/yr OnsiteFull Time
2+ YOEBachelor's degree in chemistry, pharmaceutical science, or related field; 2 years as a chemist or related role; experience with separation science, protein analytics, spectroscopy, data systems, electronic notebooks, and GMP method development.
UPLC, RP-HPLC, SEC, HIC, IEX, UV spectroscopy, data acquisition systems, electronic notebooks
4w
Save
Mark Applied
Hide
Senior Associate Scientists - Process Development
St. Louis or Burlington
$79k-$99k/yr OnsiteFull Time
2+ YOEBachelor's degree in chemistry, pharmaceutical science, or related field; 2 years as a chemist or related role; experience with separation science, protein analytics, spectroscopy, data systems, electronic notebooks, and GMP method development.
UPLC, RP-HPLC, SEC, HIC, IEX, UV spectroscopy, electronic notebooks, data acquisition systems
4w
Save
Mark Applied
Hide
Senior Associate Scientists - Process Development
St. Louis, Missouri, United States
$79k-$99k/yr OnsiteFull Time
2+ YOEBachelor's in chemistry or pharmaceutical science and 2 years related experience; knowledge of separation science, protein analytics, data acquisition systems, and method development for GMP analytics.
UPLC, RP-HPLC, SEC, HIC, IEX, UV, electronic notebook