47 scientist i jobs at 30 companies in Fairfax, CA

2w
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Scientist I
South San Francisco, California, United States
$130k-$140k/yr OnsiteFull Time
Veracyte
VeracyteNasdaq Stock Market LLC: VCYT: Public global cancer diagnostics providing molecular tests that help clinicians guide diagnosis and treatment.
3+ YOEPh.D. in a relevant life science field, 3+ years of industry or postdoctoral experience, hands-on NGS and molecular biology experience, experimental design, data analysis, and troubleshooting skills.
NGS, Tapestation, qPCR, JMP, R, Python, LIMS, AI
4w
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Senior Scientist I, Cell Line Development
South San Francisco, California, United States
$97k-$184k/yr OnsiteFull Time
AbbVie
AbbVieNYSE: ABBV: Global biopharmaceutical discovering and delivering innovative medicines.
Advanced molecular/cell biology expertise for CHO cell line development; BS+10yrs or MS+8yrs or PhD; proficiency with vector design, cell engineering, transfection, and data analysis.
Octet, ViCell, CloneSelect Imager, Beacon, ddPCR, RT-qPCR, Geneious Prime, CRISPR/Cas, NGS, Python, R
1w
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Scientist I
South San Francisco, California, United States
$135k-$158k/yr OnsiteFull Time
Cytokinetics
CytokineticsNasdaq: CYTK: Public U.S. specialty biopharmaceutical developing muscle activators and inhibitors for patients with cardiovascular and neuromuscular diseases.
4+ YOEM.S. with 7+ or Ph.D. with 4+ years of industry experience in preformulation and preclinical formulation; hands-on experience with poorly soluble compounds, HPLC/UPLC, dose verification, and solubility assays.
HPLC, UPLC, mass spectrometry, USP, GLP
1mo
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Scientist I - III
Fremont, California, United States
OnsiteFull Time, Contract
Rani Therapeutics
Rani TherapeuticsNasdaq Global Market: RANI: Clinical-stage biotechnology developing robotic oral-delivery capsules for biologic drugs, giving patients an alternative to injections.
3+ YOEBS +5 years or MS +3 years in pharmaceutical/biotech development, experience with analytical method development, GMP/GLP laboratory testing, aseptic processing, and strong communication skills.
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
Antares Therapeutics
Antares Therapeutics: Private biotechnology developing first-in-class precision medicines for cancer and other serious diseases.
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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Senior Scientist I, Oncology Research
South San Francisco or Emeryville
$155k-$175k/yr HybridFull Time
CytomX Therapeutics
CytomX TherapeuticsNASDAQ: CTMX: CytomX Therapeutics is a public clinical-stage oncology biopharmaceutical developing conditionally activated cancer biologics.
4+ YOEPhD in immunology/cell biology, 4+ years industry experience, expertise in cell culture, flow cytometry, cytokine analysis and cytotoxicity assays, strong independent scientific judgment, leadership, and communication skills; seminar presentation required.
1mo
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Senior AI Data Scientist I
Alameda, California, United States
$144k-$203k/yr OnsiteFull Time
Exelixis
ExelixisNASDAQ: EXEL: Public oncology biotechnology developing and commercializing small-molecule and biotherapeutic cancer medicines for patients.
5+ YOEDevelop, train, and validate AI/ML models for clinical datasets; proficiency with Python, R, SQL; experience with Databricks and AWS; strong statistical and data engineering skills; documentation and GxP-compliant validation experience.
Python, Pandas, NumPy, scikit-learn, R, SQL, LLM, Databricks, Delta Lake, AWS S3, AWS Lambda, AWS Glue, Git, GitHub, Jira, Spotfire, Tableau, Power BI
1mo
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Analytical Scientist I
Emeryville, California, United States
$120k-$140k/yr HybridFull Time
Prolific Machines
Prolific Machines: Biotechnology providing optogenetic cell-line and bioprocess development services and platform licensing to biopharma companies and CDMOs.
1+ YOEPhD (preferred) in relevant field or equivalent industry experience; 1+ years biologics industry experience; assay development and protein characterization (HPLC, LC-MS, charge/aggregation, PTM); GLP method experience; hands-on LC-MS/Agilent QTOF; strong communication.
HPLCs, FPLCs, mass spectrometers, LC-MS, Agilent QTOF, proteomic software, Electronic laboratory instruments
2d
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Scientist I, Cellular Pharmacology
Redwood City, California, United States
$111k-$166k/yr OnsiteFull Time
ImmunEdge
ImmunEdge: Private biopharmaceutical developing novel therapeutics for patients with serious or life-threatening diseases.
0+ YOEPhD in immunology, cancer biology, molecular and cellular biology, or related field; 0–3 years postdoctoral or industry experience; expertise in primary human immune cells, T cell biology, myeloid assays, flow cytometry, ELISA, and independent experimental design.
flow cytometry, ELISA, CRISPR
1w
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Scientist I, Display Technologies
San Mateo, California, United States
$120k-$145k/yr OnsiteFull Time
BigHat Biosciences
BigHat Biosciences: Private biotechnology designing safer, more effective antibody therapies with machine learning and synthetic biology for patients.
2+ YOEPh.D. in a relevant field with up to 2 years of industry research experience, or M.S. with 6+ years; requires display technology, antibody biology, protein expression, molecular biology, troubleshooting, and data analysis skills.
PCR, LIMS, ELISA, Microsoft?, NGS
2w
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Scientist, Biochemistry I or II
Menlo Park, California, United States
$97k-$168k/yr OnsiteFull Time
PacBio
PacBioNASDAQ: PACB: Develops high-fidelity DNA sequencing systems for genomic research.
5+ YOERequires an MSc in a relevant life science discipline, 5+ years in life sciences, 3+ years in recombinant protein production, chromatography and protein characterization experience, and current US work authorization.
AKTA, HPLC, TFF, SDS-PAGE, PLM, ERP, Next-Generation Sequencing
2mo
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Scientist I - IVD Assay Development
Fremont, California, United States
$120k-$140k/yr OnsiteFull Time
Alamar Biosciences
Alamar BiosciencesNasdaq Global Select Market: ALMR: Public biotechnology developing proteomics instruments, assays, and software for researchers studying early disease detection.
0+ YOEPh.D. or M.S. in biochemistry, molecular biology, immunology or related; 0–2+ years IVD assay development experience; hands-on immunoassay and molecular technique experience; knowledge of FDA 21 CFR Part 820 and ISO 13485; proficiency in data analysis (Excel, GraphPad Prism).
NULISA, GraphPad Prism, Microsoft Excel
3w
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Senior Scientist I, Translational Research
Chicago or Boston or Redwood City or New York City
$100k-$160k/yr OnsiteFull Time
Tempus AI
Tempus AINASDAQ: TEM: Builds a data platform for AI-powered precision medicine diagnostics.
4+ YOEPhD in a quantitative or related biological discipline, 4+ years in drug development using genomic and multimodal data, and proficiency in R, Python, and SQL. Experience with clinical, molecular, and omics data required.
R, Python, SQL, Pandas, NumPy, SciPy, Scikit-learn, Jupyter Notebooks, RStudio, tidyverse, ggplot, Git, matplotlib, seaborn, HTML5, CSS3, JavaScript, D3, Plotly, Flask, Dask, Docker, AWS, Artificial Intelligence (AI)
2mo
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Scientist I/II, Antibody Discovery
Palo Alto, California, United States
$100k-$140k/yr HybridFull Time
GondolaBio
GondolaBio: Creating New and Meaningful Medicines for Patients with Genetic Diseases
2+ YOEPhD (or MS/BS with equivalent experience) in molecular biology/biochemistry or related field, 2+ years industry experience, proficiency in molecular and protein techniques, antibody screening assays, cell culture, immunological assays, data analysis and scientific communication.
CHO, 293T, Protein A, Protein G, SEC, SDS-PAGE, Western blot, ELISA, flow cytometry, SPR, BLI, Gibson assembly, Golden Gate, PCR, microscopy
18h
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Senior Safety Scientist I
Redwood City, California, United States
$164k-$205k/yr HybridFull Time
Revolution Medicines
Revolution MedicinesNASDAQ: RVMD: Clinical-stage oncology developing targeted RAS-addicted cancer therapies.
3+ YOERelevant postgraduate health or life sciences qualification and 3+ years of pharmaceutical drug development experience, including at least 1 year in drug safety; strong pharmacovigilance, communication, and leadership skills.
Good Pharmacovigilance Practices (GVP), Good Clinical Practice (GCP)
1mo
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Research Scientist I/II
Brisbane, California, United States
$132k-$167k/yr OnsiteFull Time
Freenome
FreenomeNasdaq: FRNM: Biotechnology developing blood-based cancer screening tests with multiomics and AI for earlier detection.
8+ YOEPhD or equivalent experience; expert hands-on NGS workflow experience, strong biological knowledge in cfDNA/cancer, experimental design, data analysis, and cross-functional collaboration.
Python, R, ELN, LIMS
2d
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Associate Scientist I, Neuroscience
Mountain View, California, United States
$82k-$103k/yr OnsiteFull Time
PTC Therapeutics
PTC TherapeuticsNasdaq Global Select Market: PTCT: Global biopharmaceutical developing and commercializing medicines for children and adults with serious rare diseases.
1+ YOEBachelor’s degree with 4+ years’ experience or master’s degree with 1+ year relevant experience; expertise in flow cytometry, mammalian tissue culture, cell biology, and molecular biology.
flow cytometry, ELISA, Western blot, RT-qPCR, Microsoft Office, Microsoft Excel, Microsoft PowerPoint
1w
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Scientist I / Senior Research Associate (Contract)
South San Francisco, California, United States
OnsiteContract
Fulcrum Neuroscience
Fulcrum Neuroscience: AI drug-discovery developing proprietary Alzheimer’s therapeutics and biomarkers from mechanistic disease models.
PhD in cell biology, neuroscience, biochemistry, or related field with hands-on iPSC experience, or MS with 5+ years of industry bench experience. Requires iPSC assays, imaging, molecular and cell biology methods, and on-site availability.
iPSC, qPCR, Western blot, ELISA, flow cytometry, siRNA, confocal, mass spectrometry
1mo
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Clinical Lab Scientist I
San Carlos, California, United States
$48-$60/hr OnsiteFull Time
Natera
NateraNASDAQ: NTRA: Global leader in cell-free DNA testing and diagnostics.
1+ YOEBS/BA in relevant field, California CLS or CGMBS license, 1–2 years clinical lab experience, BSL-2 lab experience, molecular biology skills, strong communication and troubleshooting.
1mo
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Scientist I, Analytical Development
San Carlos, California, United States
$129k-$151k/yr OnsiteFull Time
Vaxcyte
VaxcyteNasdaq: PCVX: Clinical-stage vaccine developing broad-spectrum vaccines against bacterial infections for children and adults worldwide.
Hands-on lab experience performing analytical assays (H/UPLC, LC-MS, CE, ELISA, SDS-PAGE, icIEF, PCR), method development/troubleshooting, strong documentation and data interpretation; PhD/MS/BS in relevant science field required with corresponding industry experience.
HPLC, UPLC, SEC, CE, UV-Vis, ELISA, electrophoresis, plate-based assays, LC-MS, SDS-PAGE, icIEF, Western Blot, PCR