1,151 sr scientist jobs at 391 companies in Colma, CA
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Sr Data Scientist
Foster City, California, United States
$161k-$259k/yr HybridFull Time
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
2w
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Sr. Scientist
South San Francisco, California, United States
$150k-$170k/yr OnsiteFull Time
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)
3mo
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Sr Scientist, Drug Metabolism
Foster City, California, United States
$169k-$219k/yr OnsiteFull Time
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
3mo
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Sr. Data Scientist, Translational Research
Chicago or Redwood City or New York City
$100k-$175k/yr RemoteFull Time
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
4w
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Sr Scientist, Discovery Sciences and Technologies
Foster City, California, United States
$169k-$219k/yr OnsiteFull Time
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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Sr. Scientist 1
Novato, California, United States
$130k-$179k/yr HybridFull Time
5+ YOEPhD in biochemistry, pharmaceutics, or related field with 5+ years of industry experience, or MS/BS with extensive experience; expertise in drug product formulation, CMC, technology transfer, and cross-functional leadership.
HPLC, RP-HPLC, SEC, ion exchange chromatography, DSC, UV spectrophotometry, particle size measurement, DLS, Differential Scanning Fluorimetry (DSF)
1mo
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Scientist/Sr Scientist, Therapeutics
Redwood City, California, United States
$110k-$145k/yr OnsiteFull Time
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 Electrolyte Scientist
Hayward, California, United States
$112k-$160k/yr OnsiteFull Time
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
1mo
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Sr. Data Scientist
San Mateo, California, United States
$145k-$175k/yr HybridFull Time
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
3mo
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Sr. Scientist 1
Novato, California, United States
OnsiteFull Time
5+ YOELead drug product formulation development; oversee cross-functional activities; requires advanced degree with extensive experience.
HPLC, RP-HPLC, SEC, ion_exchange_chromatography, DSC, UV_spectrophotometry, DLS, DSF
1mo
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Sr. Data Scientist
Santa Clara, California, United States
$225k-$300k/yr HybridFull Time
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
4w
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Scientist/Sr. Scientist, DMPK
San Francisco, California, United States
OnsiteFull Time
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
1w
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Sr. Scientist I/Sr. Scientist II, Applied AI & Agentic Systems for Drug Discovery
Boston or San Francisco
$160k-$220k/yr HybridFull Time
5+ YOEPhD or equivalent in a quantitative field, 5+ years relevant experience for Scientist I or 8+ for Scientist II, drug discovery contributions, LLM agent development, Python, MLOps, and scientific communication.
Large Language Models (LLM), Model Context Protocol (MCP), LIMS, ELN, MLOps, Python, Claude, GPT, Claude Code, Codex, RDKit, OpenEye, Schrödinger
2mo
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Scientist II - Sr. Scientist, CRISPR Specificity & Genomic Safety
Emeryville, California, United States
$147k-$177k/yr OnsiteFull Time
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
2w
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E11 Bio - Scientist/Senior Scientist, Molecular Engineering & Sample Optimization
Alameda, California, United States
$100k-$191k/yr OnsiteFull Time
Experimental scientist experienced with tissue preparation, microscopy, quantitative data analysis, molecular readout tools, assay development, and interdisciplinary collaboration.
SOPs
2mo
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Principal/Sr. Principal Scientist - Development
South San Francisco, California, United States
$142k-$321k/yr OnsiteFull Time
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.
2mo
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Sr. Data Scientist, Marketing
San Francisco or United States
$140k-$288k/yr RemoteFull Time
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
1mo
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Sr. Data Scientist, Monetization
San Francisco or Seattle
$164k-$288k/yr HybridFull Time
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
2w
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Sr. Applied Scientist, AGI
Sunnyvale or San Francisco or Los Angeles County
$192k-$260k/yr OnsiteFull Time
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
2mo
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Sr. Data Scientist (Hybrid)
Sunnyvale, California, United States
$140k-$215k/yr HybridFull Time
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