12 purification jobs at 7 companies in Los Angeles, CA
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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.
2mo
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Peptide Synthesis Specialist
Los Angeles, California, United States
$87k-$115k/yr OnsiteFull Time
3+ YOEDesign, execute, and optimize peptide synthesis workflows (SPPS, purification, analytics); collaborate cross-functionally; ensure quality and reproducibility.
SPPS, Fmoc chemistry, Boc chemistry, HPLC, LC-MS, UPLC
2mo
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Research Technician
Pasadena, California, United States
OnsiteFull Time
1+ YOEBA/BS in Biology or related field, 1+ year wet-lab experience, basic molecular biology skills, protein purification, cell culture, and data recording.
PCR, Gel electrophoresis, Sequencing, Plasmid preparation, Transfection, Cell culture, Protein purification, Western blot, SDS-PAGE, ELISA, Flow cytometry, Cell sorting, Buffer preparation
2mo
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Senior Manager – Drug Substance Technology & Engineering
Thousand Oaks, California, United States
$149k-$201k/yr OnsiteFull Time
2+ YOE2+ MgmtRequires advanced technical experience in biologics manufacturing and downstream purification, experience with scale-up/tech transfer in cGMP environments, and a minimum of 2 years managing people or leading teams.
1mo
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Senior RNA Chemist – RNA Therapeutics
Thousand Oaks, California, United States
$124k-$167k/yr OnsiteFull Time
Advanced expertise in RNA chemistry and nucleic acid therapeutics with experience in mRNA design, synthesis, purification, and analytical characterization; PhD or equivalent experience preferred; strong communication and collaborative skills.
FPLC, HPLC, LC-MS, gel electrophoresis, capillary electrophoresis, UV/Vis
1mo
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Process Development Senior Scientist
Thousand Oaks or Cambridge
$126k-$171k/yr OnsiteFull Time
PhD or equivalent experience in peptide process development preferred; extensive hands-on expertise in solid phase peptide synthesis, purification and analytical characterization; ability to transfer processes to GMP manufacturing.
Hydrophobic Interaction Chromatography (HIC)-HPLC, Size Exclusion Chromatography (SEC), Liquid Chromatography–Mass Spectrometry (LC-MS), Ion-Exchange (IEX), Reversed Phase (RP)-HPLC, laboratory automation
2mo
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Organic and Conjugation Chemist
Thousand Oaks, California, United States
$84k-$114k/yr OnsiteFull Time
0+ YOEMaster's degree in relevant field or equivalent experience; experience in organic synthesis, peptide/protein conjugation, purification (HPLC), and structural analysis (NMR, MS); strong communication and lab documentation skills.
HPLC, RP HPLC, NMR, MS
1mo
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Scientist III, Process Chemistry (Antibody-siRNA Conjugates)
Madison or Pasadena or San Diego or Verona
$110k-$125k/yr OnsiteFull Time
PhD or BS/MS with industry experience; hands-on siRNA conjugation development; knowledge of oligonucleotide/antibody chemistry, linker design, purification and analytical characterization; GMP scale-up and CRO/CDMO oversight.
HIC, SEC, IEX, LC-MS, AEX, chromatography, TFF/UF-DF
3w
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Scientist, Downstream Process Development
Tustin, California, United States
$124k-$155k/yr OnsiteFull Time
Develop and optimize downstream purification processes; expertise in chromatography, filtration, buffer development, process scale-up, data analysis; PhD/MS/BS with relevant industry experience; GMP experience preferred.
3w
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Process Development Sr Scientist
Thousand Oaks, California, United States
$126k-$171k/yr OnsiteFull Time
5+ YOEDesign and execute bench-scale experiments across cell culture and purification, apply platform approaches, support cGMP process delivery; PhD or Master’s+3yrs or Bachelor’s+5yrs scientific experience, strong communication and problem-solving.
Microsoft Excel, Spotfire, JMP, R, Python
3w
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Instructional Lab Technician II - Biology (Temporary Assignment)
Moorpark, California, United States
$34/hr OnsiteFull Time
2+ YOEBachelor's in biological sciences plus two years' related experience preferred; knowledge of microbiology, biotechnology, lab safety, record keeping, and ability to train student workers.
autoclaves, anaerobic jars, balances, microscopes, bioreactors, chromatography, purification systems
2mo
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Stationary Engineer
Los Angeles, California, United States
$30-$35/hr OnsiteFull Time
3+ YOEOperate and maintain boilers, cooling towers, compressors, water purification and wastewater systems; 3+ years utility plant experience; High School/GED; ability to lift 70 lbs and climb; must have or be willing to obtain Los Angeles 500 HP Steam Engineer license.