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1,089 sr scientist jobs at 375 companies in San Jose, CA

3mo
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Sr Data Scientist
Foster City, California, United States
$161k-$259k/yr HybridFull Time
Visa
VisaNYSE: V: Global payment technology facilitating electronic funds transfers.
5+ YOESenior data scientist with 5+ years' experience; strong statistics, modeling, SQL/Hive, Python/R, data visualization, and FP&A or finance analytics experience.
SQL, Hive, Python, R, Spark, Tableau, Power BI, VSCode, Pycharm
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Sr Scientist, Drug Metabolism
Foster City, California, United States
$169k-$219k/yr OnsiteFull Time
Gilead Sciences
Gilead SciencesNASDAQ: GILD: Develops and sells medicines for life-threatening infectious diseases.
5+ YOEPhD with 5+ years in PK/drug metabolism; strong PK/PD modeling; tools: Phoenix/WinNonlin, MATLAB/SimBiology, GastroPlus; AI in modeling; strong communication.
Phoenix/WinNonlin, MATLAB/SimBiology, GastroPlus, SimBiology, R
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5d
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Sr. Scientist
South San Francisco, California, United States
$150k-$170k/yr OnsiteFull Time
Veracyte
VeracyteNASDAQ: VCYT: Provides genomic diagnostic tests for precise cancer diagnosis.
6+ YOEPhD in molecular biology, genetics, biochemistry, or related field; 6–7 years' postdoctoral and industry experience; NGS assay development, automation, clinical diagnostics, cancer genomics, data analysis, and regulated product development experience.
Next-generation sequencing (NGS), JMP, R, Python, Laboratory Information Management System (LIMS)
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Sr. Data Scientist, Translational Research
Chicago or Redwood City or New York City
$100k-$175k/yr RemoteFull Time
Tempus AI
Tempus AINASDAQ: TEM: Builds a data platform for AI-powered precision medicine diagnostics.
Senior data scientist with advanced degree, experience in large biomedical datasets, ML, Python/R, cloud, and AI-enabled workflows.
Python, R, AWS, GCP, Docker, Git, Linux, Jupyter, Pandas, NumPy, SciPy, Scikit-learn, GitHub Copilot, Plotly, Flask, Dask
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2w
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Sr Scientist, Discovery Sciences and Technologies
Foster City, California, United States
$169k-$219k/yr OnsiteFull Time
Gilead Sciences
Gilead SciencesNASDAQ: GILD: Develops and sells medicines for life-threatening infectious diseases.
2+ YOEPhD in a related discipline,2+ years post-PhD experience in LNP/mRNA formulation and characterization,expertise in LNP techniques,ability to lead projects and mentor junior scientists.
microfluidic or scalable mixing platforms, DLS, PDI, LC-based lipid/RNA analysis, tangential-flow filtration (TFF)
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5d
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Sr Scientist, Tech
San Francisco, California, United States
$201k-$232k/yr HybridFull Time
Uber
UberNYSE: UBER: A technology platform for transportation, delivery, and freight.
5+ YOEBachelor's degree in a relevant field and 5 years of progressive post-baccalaureate experience. Requires experimentation, statistical analysis, Python, R, SQL, machine learning, project management, and strategic analytical skills.
Python, R, SQL, Return-on-Investment (ROI), Gantt charts, Break-Even Analysis, SWOT analysis
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1mo
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Scientist/Sr Scientist, Therapeutics
Redwood City, California, United States
$110k-$145k/yr OnsiteFull Time
Earli
Earli: Developing genetic constructs for early cancer detection and treatment
4+ YOEPhD (4+ years postdoc/industry) or MS/BS (8+ years) with strong molecular biology, mammalian protein expression/purification, cellular immunology, flow cytometry, assay development, and scientific communication skills.
PyMOL, AlphaFold, Luminex, CBA, ELISA, SDS-PAGE, SEC, flow cytometry, PCR, qPCR, HEK293, CHO, lentivirus, AAV, mRNA, LNP
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Sr. Data Scientist
Santa Clara, California, United States
$225k-$300k/yr HybridFull Time
Versa Networks
Versa Networks: Provides secure SD-WAN and cloud-native security software.
8+ YOEMasters in CS/Engineering,8+ years in data science,proficient in Python and data libraries,experience with ML/deep learning and NLP preferred,strong problem-solving and communication skills,US work authorization required.
Python, Pandas, NumPy, Matplotlib, Seaborn, TensorFlow, PyTorch, XGBoost, Transformers, Go, RAPIDS, Spark, ONNX, GGUF, AWS, GCP, Azure
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2mo
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Sr. Data Scientist
San Francisco, California, United States
$163k-$239k/yr RemoteFull Time
6sense
6sense: AI platform for B2B buyer intent and revenue prediction.
8+ YOE8+ years building production ML; strong ML, statistics, NLP and transformer expertise; experience with LangGraph, LangChain, Amazon Bedrock, Python, AWS, Databricks, PyTorch/TensorFlow, feature engineering and MLOps.
LangGraph, LangChain, Amazon Bedrock, Python, AWS, Databricks, PyTorch, TensorFlow
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Sr. Data Scientist
San Mateo, California, United States
$145k-$175k/yr HybridFull Time
Slickdeals
Slickdeals: Platform for crowdsourcing and ranking consumer shopping deals.
5+ YOEAdvanced quantitative degree,5+ years data science experience,strong A/B testing and causal inference skills,proficiency in SQL and Python or R,experience with large datasets and communicating insights.
SQL, Python, R
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Sr Electrolyte Scientist
Hayward, California, United States
$112k-$160k/yr OnsiteFull Time
Blue Current
Blue Current: Develops silicon solid-state batteries for mobility and stationary storage.
PhD or MS/BS with relevant years, hands-on inorganic solid electrolyte synthesis and characterization (XRD, SEM, DSC, TGA, Raman, FTIR), R&D project leadership, strong data analysis and safety practices.
XRD, SEM, DSC, TGA, Raman, FTIR, EIS, CV
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2w
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Scientist/Sr. Scientist, DMPK
San Francisco, California, United States
OnsiteFull Time
General Proximity
General Proximity: Develops proximity-based medicines to treat undruggable disease proteins.
3+ YOEPhD preferred, minimum 3 years DMPK industry experience, hands-on in vitro ADME and in vivo PK, PK/PD and PBPK modeling, Phoenix/Simcyp/GastroPlus proficiency, IND-enabling DMPK experience, strong communication.
Phoenix WinNonlin, Simcyp, GastroPlus, LC-MS/MS, PBPK, AI/ML
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2mo
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Scientist II - Sr. Scientist, CRISPR Specificity & Genomic Safety
Emeryville, California, United States
$147k-$177k/yr OnsiteFull Time
Profluent
Profluent: Designs functional proteins using deep generative AI models.
3+ YOEPhD in molecular biology or related field; 2-4 years genome editing experience; CRISPR base editing; experience with NGS workflows; cross-functional collaboration.
CHANGE-seq, CHANGE-seq-BE, GUIDE-seq, SITE-seq, CIRCLE-seq, Digenome-seq, DISCOVER-seq, INDUCE-seq, rhAMPSeq, AmpSeq, NGS
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1w
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E11 Bio - Scientist/Senior Scientist, Molecular Engineering & Sample Optimization
Alameda, California, United States
$100k-$191k/yr OnsiteFull Time
Convergent Research: Incubates and operates non-profit Focused Research Organizations to solve scientific bottlenecks.
Experimental scientist experienced with tissue preparation, microscopy, quantitative data analysis, molecular readout tools, assay development, and interdisciplinary collaboration.
SOPs
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1mo
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Principal/Sr. Principal Scientist - Development
South San Francisco, California, United States
$142k-$321k/yr OnsiteFull Time
Roche
RocheSIX Swiss Exchange: ROG: Provides innovative pharmaceutical and diagnostic healthcare solutions.
3+ YOEPhD and post‑doc or equivalent experience in toxicology, 3+ (Principal) to 8+ (Senior Principal) years industry toxicology experience, regulatory interaction experience, strong decision-making and communication, board certification in toxicology desirable.
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1w
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Sr. Applied Scientist, AGI
Sunnyvale or San Francisco or Los Angeles County
$192k-$260k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
3+ YOERequires 3+ years building machine learning models, large-scale ML systems experience, a PhD or master's degree with 6+ years applied research, and Java, C++, or Python programming.
Java, C++, Python, Large Language Models (LLMs), Generative Artificial Intelligence (GenAI), RL Gyms
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3w
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Sr. Data Scientist, Monetization
San Francisco or Seattle
$164k-$288k/yr HybridFull Time
Pinterest
PinterestNYSE: PINS: Visual discovery engine for finding and saving ideas.
5+ YOEBachelor’s or master’s degree or equivalent experience; 5+ years applying scientific methods to web-scale data; strong statistics and experimentation skills; ads domain knowledge; SQL, Hive, and Python proficiency.
SQL, Hive, Python
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2mo
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Sr. Data Scientist (Hybrid)
Sunnyvale, California, United States
$140k-$215k/yr HybridFull Time
CrowdStrike
CrowdStrikeNASDAQ: CRWD: Provides cloud-native endpoint protection and cybersecurity services.
8+ YOE8+ years building and scaling large-scale AI/ML, search, retrieval, and ranking systems in cybersecurity; MS/PhD or equivalent experience; expertise in vector search, semantic retrieval, LLMs/RAG, anomaly detection; strong Go, Python, SQL skills; leadership and architecture experience.
Python, Go, SQL, Spark, Kafka, S3, Iceberg, Parquet, Kubernetes
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2mo
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Sr. Data Scientist, Marketing
San Francisco or United States
$140k-$288k/yr RemoteFull Time
Pinterest
PinterestNYSE: PINS: Visual discovery engine for finding inspiration and creative ideas.
6+ YOE6+ years post-graduate experience, Masters in quantitative field required, strong statistics and causal inference background, experience with experimentation and marketing measurement, proficient in Python or R and SQL/Hive, excellent communication.
Python, R, SQL, Hive
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1w
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Sr Data Scientist
San Jose, California, United States
$175k-$244k/yr HybridFull Time
PayPal
PayPalNASDAQ: PYPL: Global digital payments platform for consumers and merchants.
3+ YOEMaster's degree in data science, mathematics, or related field plus 3 years' experience. Requires Python, NumPy, Pandas, Scikit-learn, Tableau, SQL, GitHub, statistical modeling, A/B testing, and fraud analytics.
Python, NumPy, Pandas, Scikit-learn, Tableau, Power BI, SQL, H2O, GitHub
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