1w
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Scientist II, Protein Expression and Purification
San Diego, California, United States
$110k-$120k/yr OnsiteFull Time
2+ YOEB.S. in relevant field with 4–6 years or M.S. with 2–4 years experience; experience in protein expression/purification, biochemical and fluorescence/spectroscopic assays, gel electrophoresis, data visualization, and strong communication.
3w
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Associate – Protein Chemistry - Purification
Thousand Oaks, California, United States
OnsiteFull Time
Bachelor's in life sciences (or equivalent experience), experience in protein purification/analytics, familiarity with chromatography resins and instrumentation, strong communication and data handling skills.
4d
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Scientist/Sr Scientist – Protein Production and Purification
Palo Alto, California, United States
OnsiteFull Time
3+ YOEExpertise in recombinant protein expression and purification (mammalian and bacterial), chromatographic purification, biochemical/biophysical characterization, and independent experimental design and troubleshooting.
HEK293, CHO, ÄKTA FPLC, KingFisher, SDS-PAGE, SEC, DLS, UV-Vis spectroscopy, mass photometry, Isoelectric focusing (IEF)
1mo
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Protein Scientist
Wilsonville, Oregon, United States
OnsiteFull Time
2+ YOEPh.D. or M.S. with 2+ years industry experience; hands-on protein purification and characterization, SPR/BLI affinity/kinetics, SEC/DLS/DSF/HIC, data analysis, troubleshooting, training, and strong communication.
SPR, BLI, SEC, DLS, DSF, HIC, ac-sins, electronic lab notebooks, SQL, JSON, Python, Illumina NGS
1mo
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SRA Protein Expression
Brisbane or San Francisco
$99k-$153k/yr OnsiteFull Time
2+ YOEMS or equivalent with 2+ years experience in insect/baculovirus expression; mammalian expression a plus; strong cell culture, protein purification, and characterization skills; able to lift 50+ pounds.
Baculovirus Expression System, Mammalian Cell Culture, SDS-PAGE, Size Exclusion Chromatography, nanoDSF, Protein Purification
3w
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Group Leader, Purification
Boca Raton, Florida, United States
OnsiteFull Time
5+ YOE5+ years protein purification experience, supervisory experience helpful. B.S. in biology/chemistry preferred (work experience may substitute). Must follow cGMP/FDA procedures and complete accurate batch records.
2w
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Protein Biochemist - Research Scientist
Hanover, New Hampshire, United States
OnsiteFull Time
4+ YOEPhD or equivalent in biochemistry/molecular biology, ~4 years lab experience, expertise in recombinant protein design, expression, purification and biophysical characterization; experience with structural biology and proteomics desirable.
AKTA, centrifuge, SPR, ITC, Fluorescence polarization, LC-MS/MS, X-ray crystallography, cryoEM
2w
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Senior Scientist, Protein Production
San Diego, California, United States
$94k-$183k/yr OnsiteFull Time
5+ YOEBS/MS in biochemistry or related field with 5+ years lab experience; expertise in recombinant protein design, expression (mammalian/insect), purification (FPLC/HPLC), and biophysical characterization (SPR, DSF, ITC, LC/MS).
FPLC, HPLC, SPR, DSF, ITC, LC/MS, cryo-EM, NMR, X-ray crystallography, electron microscopy, Machine Learning (ML)
1mo
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Protein Scientist, Assistant Director or Associate Director
Carlsbad, California, United States
$144k-$196k/yr OnsiteFull Time
5+ YOEPhD in a relevant discipline, 5+ years industry experience (Assistant Director) or 8+ years (Associate Director), deep expertise in protein engineering and recombinant protein expression/purification in microbial and mammalian systems, experience with protein fusion design and characterization, strong communication and leadership.
1w
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Advisor/Senior Advisor, Purification Development
Indianapolis, Indiana, United States
$126k-$205k/yr OnsiteFull Time
5+ YOEAdvanced degree in chemical engineering or related field with 5+ years experience in protein purification/process development, hands-on lab skills, process development and tech transfer experience, strong analytical and communication skills.
Unicorn, Empower, electronic laboratory notebooks
6d
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Protein Manufacturing Specialist 2
San Diego, California, United States
$24-$30/hr OnsiteFull Time
3+ YOEHands-on protein expression and purification experience, ÄKTA proficiency, GMP familiarity, bioreactor operation preferred, ability to perform QC assays, bachelor’s in life sciences +3 years or equivalent.
ÄKTA, bioreactor, SDS-PAGE
1mo
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Purification Scientist Group Leader
Indianapolis, Indiana, United States
OnsiteFull Time
2+ YOEBachelors in a life science or equivalent experience, 2+ years industry experience, protein chromatography and characterization experience, GLP compliance, team leadership and strong communication skills, and authorization to work in the U.S. without sponsorship.
AKTA system, Agilent HPLC, HPLC, SDS-Page, tangential flow filtration (TFF), UV-Vis, electronic lab notebook
2mo
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Sr. Research Associate, Protein Design
Cambridge, Massachusetts, United States
$74k-$118k/yr OnsiteFull Time
2+ YOEBachelor’s in Biochemistry/Biology/Molecular Biology with 2+ years of experience or Master’s with 1+ year; mammalian cell culture; protein expression and purification; biophysical characterization; strong communication; multi-project support.
Mammalian cell culture, FPLC, SDS-PAGE, Western blot, DSC, DSF, SEC-MALS, Flow cytometry, BLI, SPR
1w
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Senior Scientific Director, Protein Engineering
United States
OnsiteFull Time
10+ YOEScientific leader with extensive protein/antibody engineering experience, proven team leadership, and track record advancing biologics from discovery to IND; advanced degree plus decade(s) of industry experience and expertise in construct design, expression, purification, and characterization.
LC-MS
2w
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Associate Director / Director, Protein Sciences
South San Francisco, California, United States
$195k-$245k/yr HybridFull Time
6+ YOEPhD (or MS with commensurate experience) with 6+ years (Associate Director) or 9+ years (Director) industry experience; CDMO management, mammalian expression, antibody purification, analytical methods, and developability expertise.
AKTA, KingFisher, ELN, LIMS, FPLC, Expi293, ExpiCHO, Python
1w
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Scientist / Senior Scientist, Protein Sciences — Small Molecule Drug Discovery
Salt Lake City, Utah, United States
$100k-$160k/yr OnsiteFull Time
3+ YOEPhD (or MS+equivalent experience) with 3–5 years industry protein purification experience from mammalian and baculovirus/insect systems; hands-on ÄKTA FPLC and SEC-MALS proficiency; experience delivering SPR- and structure-grade reagents.
ÄKTA FPLC, SEC-MALS, miniDAWN, SPR, crystallography, cryo-EM, MultiBac, biGBac, BacMam, IMAC, Protein Select, StrepTactin, mass photometry, native MS, DLS, nanoDSF, LC-MS
3w
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Senior Research Associate, Protein Sciences (Contract role)
South San Francisco, California, United States
$36-$45/hr OnsiteFull Time, Contract
4+ YOEBS plus 4+ years biotech/pharma experience, 2+ years large-scale protein purification, hands-on FPLC/affinity/ion-exchange/size-exclusion chromatography, SDS-PAGE, fSEC, DSF, data documentation and lab notebooking.
FPLC, SDS-PAGE, Flow cytometry, Fluorescent SEC, DSF, Microsoft Excel
2mo
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Principal Scientist, Head of Protein Biochemistry, Viral Vaccines
Pearl River, New York, United States
$106k-$177k/yr OnsiteFull Time
4+ YOEPhD in Biochemistry/Biophysics/Structural Biology with 4-7 years industry experience; expertise in recombinant protein expression, purification and biophysical characterization; leadership and mentoring experience.
FPLC, HPLC, Western blotting, UV-Vis, BLI
2mo
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Sr. Research Associate/Associate Scientist, Protein Biochemistry
Redwood City, California, United States
OnsiteFull Time
3+ YOEBS/MS in Biological Sciences with 3-4 years industry experience; protein biochemistry; AKTA purification; SDS-PAGE; UV spectroscopy; HPLC; team-oriented.
AKTA purification, SDS-PAGE, UV spectroscopy, HPLC, Tissue culture
3w
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Scientist - Protein Production
Indianapolis, Indiana, United States
OnsiteFull Time
Proficiency in recombinant protein expression and purification across bacterial, insect, and mammalian systems; experience with analytical/biophysical techniques; strong communication; ability to generate milligram-to-gram protein quantities.
Phenix, CCP4, Coot, PyMOL, Mass Spectrometry, SDS-PAGE, SEC, Western Blot, TSA, DLS
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