16 assay development scientist jobs at 10 companies in Bothell, WA

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Scientist – Electrochemical Enzyme Assay Development and Testing
Seattle, Washington, United States
$101k-$140k/yr OnsiteFull Time
Arzeda
Arzeda: Designing novel proteins and enzymes using computational biological platforms.
4+ YOEPhD in related field or 4+ years industry experience; strong electrochemistry and enzymology background, enzyme kinetics, assay development, automation-friendly HT workflows, data analysis, and lab SOP development.
Python, R, HPLC, LC/MS
3mo
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Scientist/Senior Scientist, Protein Engineering
Redmond, Washington, United States
$90k-$130k/yr OnsiteFull Time
SystImmune
SystImmune: Developing multi-specific antibodies and antibody-drug conjugates for cancer therapy
3+ YOEPhD in bioengineering/biochemistry/structural biology/molecular biology/cell biology; 3+ years industrial drug development; 2+ years creating cell lines/assays; experience with display technologies; FACS; data analysis tools; on-site in WA.
GraphPad Prism, FlowJo, NGS, LIMS
3w
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Scientist, Cell Therapy Process Development (In Vivo CAR-T)
Seattle, Washington, United States
$123k-$149k/yr OnsiteFull Time
Bristol Myers Squibb
Bristol Myers SquibbNYSE: BMY: Develops and manufactures innovative prescription biopharmaceutical medicines.
0+ YOEBachelor's with 5+ yrs, Master's with 3+ yrs, or PhD (no experience required). Experience in viral vector process development, mammalian/T‑cell culture, bioprocess scale-up, analytical assays, data analysis, and scientific communication preferred.
electronic laboratory notebooks, PCR, sequencing, CRISPR-Cas, STR culture, bioreactor, lipid nanoparticle (LNP), flow-based cellular
3mo
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Scientist I Biopreservation
Bothell, Washington, United States
$110k-$159k/yr OnsiteFull Time
BioLife Solutions
BioLife SolutionsNASDAQ: BLFS: Provides bioproduction tools for cell and gene therapy.
1+ YOEExperience in cryopreservation and cell culture, assay development (flow cytometry, ELISA), DOE and statistics, GLP documentation, scientific writing; BSc/MSc with 5-8 years or PhD with 1-4 years.
CryoStor, HypoThermosol, ThawSTAR, flow cytometry, ELISA, ICS, fluorescent imaging
3w
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Staff Scientist
Seattle, Washington, United States
$84k-$192k/yr OnsiteFull Time
Fred Hutchinson Cancer Center
Fred Hutchinson Cancer Center: Nonprofit provider of cancer treatment and biomedical research services.
PhD or MD in a relevant field; experience in immunology and animal models; publication record; strong communication and collaboration skills; experience with flow cytometry, single-cell assays, gene editing and related techniques preferred.
flow cytometry, viral vectors, single cell transcriptomics, gene editing, proteomics, immunohistochemistry, microscopy
1mo
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Scientist, Immuno-Oncology
Redmond or Princeton
$90k-$110k/yr OnsiteFull Time
SystImmune
SystImmune: Developing multi-specific antibodies and antibody-drug conjugates for cancer therapy
PhD in immunology/cell biology or related; hands-on mammalian cell culture, immune cell assays, microscopy/image analysis, and flow cytometry experience; strong analytical, organizational, and communication skills; ability to work in a BSL-2 lab and lift up to 30 lbs.
1mo
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Principal Scientist, Immunology
San Francisco or Seattle
$175k-$190k/yr RemoteFull Time
Jade Biosciences
Jade BiosciencesNASDAQ: JBIO: Developing best-in-class therapies for autoimmune diseases.
8+ YOEPhD in immunology or related field with 8+ years industry experience; deep immunology expertise, drug development knowledge, experience with immunological assays (flow cytometry, ELISA/MSD), strong communication and publication record.
flow cytometry, ELISA/MSD, cytokine panels, cellular assays, single-cell, proteomics
17h
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Senior Scientist I, Functional Biocharacterization & Impurities
Redmond, Washington, United States
$126k-$137k/yr OnsiteFull Time
Evotec
EvotecFrankfurt Stock Exchange: EVT: Accelerates drug discovery and biologics development for pharmaceutical partners.
3+ YOEPhD/MS/BS with industry experience (PhD 3+ yrs, MS 5+ yrs, BS 10+ yrs); expertise in cell‑based assay development and phase‑appropriate validation, potency and impurities assessment, regulatory document authoring, and people management.
SoftMax Pro, JMP, Microsoft Office
2w
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Senior Scientist, Engineered Cell Therapy Discovery
Seattle, Washington, United States
$136k-$165k/yr OnsiteFull Time
Bristol Myers Squibb
Bristol Myers SquibbNYSE: BMY: Develops and manufactures innovative prescription biopharmaceutical medicines.
2+ YOEDeep T cell immunology expertise, experience designing and interpreting engineered T cell studies, hands-on in vitro assay experience, scientific writing, and ability to lead projects and mentor junior staff.
IncuCyte, MSD, JMP, R, NGS, high-content imaging, multi-parameter flow cytometry
2w
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Immunology Senior Research Scientist - Flow Cytometry
Seattle, Washington, United States
$124k-$186k/yr OnsiteFull Time
Vertex Pharmaceuticals
Vertex PharmaceuticalsNASDAQ: VRTX: Develops and sells prescription drugs for serious genetic diseases.
2+ YOEExpertise in multiparameter/high-dimensional flow cytometry, assay development, data analysis (FlowJo, R/Python), translational biomarker integration; PhD with 2+ years (or equivalent experience) and experience leading cytometry workstreams.
FlowJo, Dotmatics, R, Python, BD, Cytek, Sony
2mo
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Research Scientist/Engr 1
Seattle, Washington, United States
$56k-$58k/yr OnsiteFull Time
University of Washington
University of Washington: Provides higher education and comprehensive academic healthcare services.
1+ YOEBachelor's degree in Biochemistry, Molecular Biology, Bioengineering, Chem Biol, or related field; 1 year of lab experience; visa eligible; strong cloning, protein production, and assay skills.
PCR, Gibson/Golden Gate assembly, Mutagenesis, Bacterial transformation, Plasmid purification, Affinity chromatography, SDS-PAGE, FPLC, Cell-free transcription, Fluorescence readouts, Modified nucleotides, Sequencing library preparation
1mo
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Senior Associate Scientist - Engineered Cell Therapy Discovery
Seattle, Washington, United States
$103k-$124k/yr OnsiteFull Time
Bristol Myers Squibb
Bristol Myers SquibbNYSE: BMY: Develops and manufactures innovative prescription biopharmaceutical medicines.
2+ YOEBachelor's (4+ yrs) or Master's (2+ yrs) in biological sciences or related; strong immunology and assay development experience; experience with in vitro assays, automation/liquid handling, flow cytometry, IncuCyte/MSD, data analysis (JMP, R), and electronic lab documentation.
IncuCyte, MSD, JMP, R, flow cytometry, high-content imaging, automation platforms, liquid handling systems, electronic notebook
17h
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Senior Scientist I, Functional Biocharacterization & Impurities
Redmond, Washington, United States
$126k-$137k/yr OnsiteFull Time
Evotec
EvotecFrankfurt Stock Exchange: EVT: Provides drug discovery and development services through global research alliances.
3+ YOEPhD+3yrs or MS+5yrs (or BS+10yrs) in relevant field, experience in cell‑based potency assay development/validation, supervisory experience, strong communication and regulatory document authorship skills.
SoftMax Pro, JMP, Microsoft Office
2mo
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Principal Scientist - Cell Therapy Translational Research
Seattle, Washington, United States
$152k-$185k/yr OnsiteFull Time
Bristol Myers Squibb
Bristol Myers SquibbNYSE: BMY: Develops and manufactures innovative prescription biopharmaceutical medicines.
4+ YOEAdvanced degree in life sciences (BS/MS/PhD) with 4–8+ years industry or academic experience; expertise in immunology/cell therapy, biomarker assays (flow cytometry, transcriptomics, proteomics), data analysis, translational strategy, CRO oversight, and regulatory writing.
1mo
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Senior Associate Scientist - Engineered Cell Therapy Discovery
Seattle, Washington, United States
$103k-$124k/yr OnsiteFull Time
Bristol Myers Squibb
Bristol Myers SquibbNew York Stock Exchange: BMY: Develops and distributes innovative medicines for serious diseases.
2+ YOEExperience in immunology/cell therapy, assay design and execution, multiparametric flow cytometry, data analysis (JMP/R), automation/liquid handling, CAR T/eTCR generation and cryopreservation; Bachelor’s (4+ yrs) or Master’s (2+ yrs) required.
IncuCyte, MSD, JMP, R, liquid handling systems, flow cytometry
1mo
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Director of Bioanalytical Sciences
South San Francisco or Seattle or London
$173k-$225k/yr OnsiteFull Time
Xaira Therapeutics
Xaira Therapeutics: Develops AI models for protein and antibody drug discovery.
10+ YOEPhD in a life-science discipline, 10+ years industry bioanalytical/DMPK experience for biologics, expertise in PK/PD and assay development (ELISA, MSD, ECL, flow cytometry), CRO management, GLP and regulatory knowledge, experience managing scientists.
ELISA, MSD, ECL, flow cytometry, Gyrolab, Simoa

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