54 junior data scientist jobs at 21 companies in Prunedale, CA
3w
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Data Scientist
Monterey, California, United States
$78k-$176k/yr HybridFull Time
2+ YOE2+ years in data exploration, cleaning, analysis, visualization; Python experience; ML/AI/NLP exposure; experience with structured and unstructured data; Bachelor's degree; Secret clearance required.
Python, R, SAS, SQL, NoSQL, Hadoop, Hive, EMR, Kafka, Spark, MySQL, Contour, Vertex, Workshop, Grafana
3w
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Data Scientist
Monterey or McLean
$78k-$176k/yr OnsiteFull Time
2+ YOE2+ years data exploration, cleaning, analysis, visualization; Python experience; predictive modeling; ML/AI/NLP experience; Secret clearance required; Bachelor’s degree required.
Python, R, SAS, SQL, NoSQL, Hadoop, Hive, EMR, Kafka, Spark, MySQL, Contour, Vertex, Workshop, Grafana
2d
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Data Scientist
Seattle or San Francisco or San Jose
$133k-$236k/yr OnsiteFull Time
2+ YOEQuantitative degree required; advanced degree preferred. Requires 2+ years of data science experience, large-dataset analysis, machine learning, experimentation, problem-solving, and communicating insights to leaders.
Adobe Express, Adobe Acrobat Studio, Adobe Firefly, Creative Cloud, Adobe Experience Platform, Adobe Experience Manager, GenStudio, AI
2mo
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Data Scientist, Amazon Music - DISCO
Sunnyvale or San Francisco
$157k-$213k/yr OnsiteFull Time
2+ YOEMaster's in STEM (or equivalent experience), 2+ years data scientist experience, 3+ years SQL/Python/R/SAS/Matlab experience, 3+ years ML/statistical modeling, plus experience guiding researchers and working with AI systems.
SQL, Python, R, SAS, Matlab, Perl
2mo
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Senior Data Scientist
United States or Redmond or Mountain View or Austin or Houston or Chicago or New York City or Cambridge or Atlanta
$120k-$235k/yr OnsiteFull Time
1+ YOEAdvanced degree in a related field with data-science experience (1–7+ years depending on degree), customer-facing project experience preferred, and ability to develop, evaluate, and operationalize models for customer solutions.
2mo
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Data Scientist, AI Solutions
Mountain View, California, United States
$120k-$170k/yr HybridFull Time
1+ YOEMaster's in CS/Stats/Math/Engineering or related, 1+ year data science experience, proficiency in Python (Pandas, NumPy, Scikit-learn) and SQL, strong statistical modeling and evaluation skills.
Python, Pandas, NumPy, Scikit-learn, SQL
1w
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Staff, Data Scientist
Sunnyvale, California, United States
$143k-$286k/yr OnsiteFull Time
2+ YOEStrong product-analytics and experimentation experience, expert SQL and Python, experience with large-scale A/B tests, familiarity with ML concepts, and ability to influence cross-functional stakeholders.
SQL, BigQuery, Hive, Spark, Python, PySpark, LLMs, scikit learn, TensorFlow, PyTorch, Scala, R
12h
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Data Scientist – AI & Predictive Analytics
San Jose, California, United States
$140k-$187k/yr OnsiteFull Time
0+ YOECurrently pursuing or recently completed a Ph.D. in a related technical field; requires Python, machine learning, data analytics, statistical analysis, SQL or NoSQL databases, and software development fundamentals.
Python, SQL, NoSQL, Hadoop, Hive, Ruby
1w
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Data Scientist Graduate (TikTok LIVE) - 2027 Start
San Jose, California, United States
$95k-$168k/yr OnsiteFull Time
Bachelor's or Master's in Data Science or related field, expertise in SQL, strong analytical and causal reasoning, statistical rigor, and strong communication skills.
SQL, Python, R
2mo
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Data Scientist - Agentic AI / ML
Santa Clara, California, United States
$143k-$197k/yr OnsiteFull Time
0+ YOEAdvanced degree in a quantitative field, 0-2 years industry experience in applied ML/AI, hands-on GenAI/LLM experience, proficiency with Python, SQL, PyTorch/JAX/TensorFlow, scikit-learn, MLOps and model deployment.
PyTorch, JAX, TensorFlow, Python, SQL, scikit-learn
2mo
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Data Scientist - Agentic AI / ML
Santa Clara, California, United States
$143k-$197k/yr OnsiteFull Time
0+ YOEAdvanced degree (MS/PhD) in a quantitative field, 0-2 years industry ML/AI experience, hands-on GenAI/LLM and agentic AI experience, Python/SQL and PyTorch/JAX/TensorFlow knowledge, MLOps and strong communication.
PyTorch, JAX, TensorFlow, Python, SQL, scikit-learn
3w
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Engineer I, Data Scientist - New Grad (Hybrid)
Sunnyvale, California, United States
$90k-$125k/yr HybridFull Time
Advanced degree in a quantitative field, strong foundation in machine learning/statistics, hands-on experience with LLMs/GenAI, proficiency in Python, SQL, PyTorch or TensorFlow, and strong analytic and coding skills.
Python, Go, Blob storage (S3), PyTorch, scikit-learn, SQL, TensorFlow
2mo
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Research Scientist, Agentic Data & Benchmarking
Sunnyvale, California, United States
$150k-$450k/yr OnsiteFull Time
2+ YOEBS/MS/PhD (or equivalent) in CS/ML or related; 2+ years experience in evaluations or training-data curation for ML; strong Python and PyTorch development; experience with LLM agents, RL, dataset sourcing, and evaluation infrastructure.
Python, PyTorch, Ray
1mo
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Optical Scientist
Mountain View, California, United States
$85k-$110k/yr HybridFull Time
1+ YOEMS (required) or PhD in optical science, astronomy, EE, physics or related; 1+ years lab experience in high-contrast imaging; experience with coronagraphs, wavefront control, data acquisition/analysis; strong communication and teamwork; must be a US Person (ITAR).
Python, MATLAB, Ansys Zemax OpticStudio
5d
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AIML - Applied AI Scientist, Image Autograder Systems, Evaluation
Cupertino, California, United States
OnsiteFull Time
Develop reliable autograders for image generation AI, scoring image output quality at scale while collaborating with AI scientists, machine learning engineers, data annotation teams, and feature engineers.
1mo
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Scientist (Multi-specific Antibody Development)
San Jose, California, United States
$125k-$145k/yr OnsiteFull Time
1+ YOEExperience in multispecific antibody or T‑cell engager discovery, cell line generation (lentiviral, CRISPR), ELISA/flow cytometry, live cell cytotoxicity (IncuCyte, eSight), data analysis, and strong communication; PhD or MS with required industry experience.
OGAP-verify®, IncuCyte, eSight, CRISPR, ELISA, flow cytometry, electronic lab notebooks
2mo
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Senior Research Scientist, Perception
Mountain View or San Francisco or Kirkland or New York City
$213k-$263k/yr HybridFull Time
2+ YOEMasters or PhD in CS/ML/Robotics, 2+ years industry or post-doc research experience in reinforcement learning or foundation models, strong publication record, experience with distributed training (Data parallel, FSDP), and scalable model evaluation and data pipelines.
Data parallel, FSDP
3w
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Machine Learning Scientist III - Whole Trip AI
Seattle or Austin or San Jose
$138k-$193k/yr OnsiteFull Time
2+ YOEBachelor's or equivalent experience,2+ years applying ML to end-to-end model development,proficiency in Python and ML frameworks,experience with production ML systems,A/B testing and evaluation skills.
Python
6d
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Scientist, Atomic Force Microscopy (AFM)/ Nanoindentation
Sunnyvale, California, United States
$95k-$130k/yr OnsiteFull Time
1+ YOEPhD in materials science, physics, chemistry, mechanical engineering, or related field; 1+ year using AFM, nanoindentation, or related techniques; experience with protocols, investigations, data interpretation, and technical reporting.
Atomic Force Microscopy (AFM), Nanoindentation, Optical Profilometry (OP), SCM, SSRM, sMIM, KPFM, MFM, PF-QNM, Conductive AFM, Scanning Electron Microscopy (SEM), Focused Ion Beam (FIB), Dual Beam (DB), TEM, STEM, Raman Spectroscopy, FTIR, XPS, NanoIR
2h
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Research Scientist (LLM) - 2026 Start (PhD)
San Jose, California, United States
OnsiteFull Time
Completing or recently completed PhD in a related technical field; strong coding, data structures, and algorithms skills; proficiency in C/C++ or Python. Large-scale model experience preferred.
C, C++, Python
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