39 assay development scientist jobs at 27 companies in Tracy, CA
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Research Specialist / Scientist, Assay Development
Redwood City, California, United States
$130k-$166k/yr OnsiteFull Time
PhD or BSc/MSc with extensive industry assay development experience; proficiency in biochemical/biophysical assays, tissue processing, ELN documentation, HTS, and cross-functional collaboration.
ELISAs, MSD, AlphaLISA, Western Blots, qPCR, ddPCR, HTS, microscopy, high content imaging, flow cytometry, immunoprecipitation, ELN
2mo
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Scientist I - IVD Assay Development
Fremont, California, United States
$120k-$140k/yr OnsiteFull Time
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
2mo
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Scientist / Senior Scientist, Assay Development (Reagents)
Berkeley, California, United States
$112k-$162k/yr OnsiteFull Time
4+ YOEReagent development and QC experience in biochemical systems; DOE design; SOPs and documentation proficiency.
HPLC, Fluorescence-based functional assays, DOE-informed study design, Stability testing methods
3mo
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Senior / Staff Scientist, NGS Assay Development
San Carlos, California, United States
$120k-$150k/yr OnsiteFull Time
8+ YOEPhD in molecular biology/genomics/bioengineering or 8+ years NGS assay development with regulated environment; Illumina NGS production; DOE/statistical design; ISO 13485/FDA design controls.
R, Python, JMP, Illumina sequencing, DOE, Finite State?
2mo
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Scientist II, Assay Operations, Screening Platform Technologies
Redwood City, California, United States
$132k-$166k/yr OnsiteFull Time
2+ YOEPhD (2–4 yrs) or MS (5–8 yrs) in relevant field; expertise in assay development, high-throughput/high-content screening, automation (liquid handling), and data analysis (Genedata, Spotfire, Python/R).
Genedata Screener, D360, Spotfire, Python, R, Microsoft Excel, Hamilton, Dragonfly, Echo, Mosquito, Agilent Bravo, Tecan
1mo
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Scientist I, Analytical Development
San Carlos, California, United States
$129k-$151k/yr OnsiteFull Time
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
5d
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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
1mo
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Scientist/Senior Scientist, Analytical Development & Characterization – Cell Therapy
Redwood City, California, United States
$160k-$195k/yr OnsiteFull Time
5+ YOE5+ years industry experience in analytical development/characterization for biologics or cell/gene therapy; hands-on flow cytometry and functional assay development; IND-enabling study design, data documentation, and regulatory knowledge; advanced degree preferred.
flow cytometry
1w
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Scientist, Quality Control & Analytical Development
Fremont, California, United States
$86k-$102k/yr OnsiteFull Time
3+ YOEBSc or MSc in a relevant scientific discipline with 3+ years analytical development experience in biotech/pharma; hands-on experience with cell-based assays, flow cytometry, ELISA, ddPCR/qPCR; GxP familiarity and strong troubleshooting and communication skills.
ddPCR, qPCR, flow cytometry, ELISA
5d
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Senior Scientist, Analytical Development
Fremont, California, United States
$125k-$135k/yr OnsiteFull Time
5+ YOERequires Ph.D. plus 5+ years, M.S. plus 8+ years, or B.S. plus 12+ years in a related scientific field; expertise in biologic potency assays, cell culture, data analysis, GMP/GLP, and technical documentation.
Electronic Laboratory Notebooks (ELNs), GraphPad Prism, JMP, PLA, SoftMax Pro, ELISA, flow cytometry, Microsoft Excel
2w
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Scientist
Redwood City, California, United States
OnsiteFull Time
Develop and validate nucleic acid assays and sample-preparation workflows; design experiments, troubleshoot failure modes, and translate bench protocols into automated, quality-controlled workflows.
1mo
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Staff Scientist, Single-Cell Multiomics Product Development
Milpitas, California, United States
$136k-$217k/yr OnsiteFull Time
8+ YOEDoctoral degree required; 8+ years research experience (5+ in industry); expertise in RNA-seq/NGS, FFPE sample assays, single-cell multiomics, assay development, data analysis, and strong communication skills.
BD Rhapsody
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
1mo
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Design Transfer Scientist
San Carlos, California, United States
$116k-$145k/yr OnsiteFull Time
3+ YOEMS/PhD-preferred scientist with 3+ years (PhD) to 8+ years (BS) experience in assay development, automation and NGS; strong molecular biology, validation, QMS/regulatory knowledge, and statistical analysis skills.
Next-Generation Sequencing (NGS), Minitab, JMP, Hamilton, Tecan
6d
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Associate Scientist/Scientist Cell-Based Assays & In Vivo Oncology (Temporary to direct)
Morgan Hill, California, United States
$80k-$110k/yr OnsiteTemporary, Full Time
3+ YOEMS or PhD in a life science discipline, with 3+ years’ experience for PhDs or 7+ years for MS holders developing cell-based assays and managing in vivo tumor models. Requires GraphPad Prism or equivalent and IACUC knowledge.
GraphPad Prism, ELISA, MSD, Western blot, JESS, Flow Cytometry, quantitative PCR
2w
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Senior Scientist, Biochemistry
Palo Alto, California, United States
$100k-$143k/yr OnsiteFull Time
3+ YOEPh.D. in a relevant discipline, minimum 3 years laboratory experience, expertise in enzymology/fermentation/bioprocessing, bioanalytical assay development, experimental design and data analysis, strong communication, ability to travel up to 20%.
1mo
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Scientist I/II, Antibody Discovery
Palo Alto, California, United States
$100k-$140k/yr HybridFull Time
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
2w
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Scientist, Drug Discovery
Palo Alto, California, United States
OnsiteFull Time
3+ YOEPhD (3–5+ yrs) or MS (6+ yrs) in relevant field, expertise with iPSC maintenance/differentiation, high-throughput screening and liquid handling, downstream validation assays, ELN documentation, and experimental design.
Hamilton, Tecan, Beckman, Opera Phenix, ImageXpress, ELN, Python, R, Conductor AI
3mo
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Staff Scientist, Process Optimization
San Jose, California, United States
$115k-$189k/yr OnsiteFull Time
10+ YOEPhD in a life science or related field; 10+ years in technical/scientific roles; strong troubleshooting, statistics, and cross-functional collaboration; experience with assay development, hardware, and manufacturing processes.
statistical analysis, assay development, root cause analysis, process validation, manufacturing processes, data analysis
1mo
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Analytical Scientist I
Emeryville, California, United States
$120k-$140k/yr HybridFull Time
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
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