301 sr scientist jobs at 128 companies in El Monte, CA
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Sr. Scientist/Sr. Scientist II - Pharmacology
Aliso Viejo or San Clemente or Burlington
$119k-$148k/yr OnsiteFull Time
4+ YOEPh.D. in a relevant life science discipline and 4+ years of industry experience; expertise in ocular pharmacology, study design, data interpretation, regulatory submissions, and cross-functional research collaboration.
CROs, in vitro, ex vivo, in vivo, IND, NDA, BLA
1mo
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Sr Sterility Scientist
New Jersey or Plainsboro or Mansfield or Irvine or West Valley City or Añasco or Columbia or Braintree
$71k-$98k/yr HybridFull Time
10+ YOEBachelor's degree required; 10+ years sterilization/microbiology experience in medical device or pharmaceutical manufacturing; knowledge of ISO 11135/11137, FDA and EU MDR; strong SOP/protocol writing and collaboration skills.
Microsoft Office, Kaye Data loggers, thermocouples, pressure indicators
1mo
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Sr. Scientist- PKDM-BA (Immunoassay)
Thousand Oaks, California, United States
$130k-$176k/yr OnsiteFull Time
3+ YOEPhD or MS+3yrs or BS+5yrs in relevant discipline; 3+ years industry immunoassay experience preferred; experience with assay development, qualification, validation and PK/soluble protein measurements.
ELISA, MSD/ECL, Gyrolab, Quanterix, AlphaLISA
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Sr. Applied Scientist, AGI
Sunnyvale or San Francisco or Los Angeles County
$192k-$260k/yr OnsiteFull Time
3+ YOERequires 3+ years building machine learning models, large-scale ML systems experience, a PhD or master's degree with 6+ years applied research, and Java, C++, or Python programming.
Java, C++, Python, Large Language Models (LLMs), Generative Artificial Intelligence (GenAI), RL Gyms
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Sr Scientist - Analytical Development
Irvine, California, United States
$120k-$168k/yr HybridFull Time
4+ YOEPhD with 4+ years or MS with 8–12 years pharmaceutical/biotech experience supporting analytical development; experience with HPLC/UPLC, GC, MS/LC-MS, stability, method development/validation, regulatory CMC documentation, and CRO/CDMO oversight.
HPLC, UPLC, GC, MS, LC-MS, Karl Fischer titration, dissolution, spectroscopy, particle characterization, compendial methods
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Sr Scientist, Plasma Control
Irvine, California, United States
$120k-$145k/yr OnsiteFull Time
PhD in physics or related field; experimental plasma physics and magnetic confinement fusion experience; expertise in real-time control systems, FPGA hardware/firmware, embedded systems, and advanced AI/ML methods; leadership and strong communication.
FPGA, Embedded C, C++, Matlab, Simulink, Stateflow, Real-Time Operating Systems
3w
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Principal Clinical Scientist
Aliso Viejo, California, United States
$148k-$194k/yr OnsiteFull Time
5+ YOEMaster's degree in relevant science/medicine, 5+ years clinical research scientist experience, GCP knowledge, clinical protocol development, strong writing and communication, analytical skills.
PubMed, MedLine
4d
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Research Scientist Sr Stf - E5
Palmdale, California, United States
$167k-$310k/yr OnsiteFull Time
4+ YOEBachelor's degree or above in electrical or aerospace engineering, physics, or optics; RCS signature reduction experience; U.S. citizenship; active DoD TS/SCI clearance. IPT leadership experience preferred.
Unix, Computational Electromagnetics (CEM), Hybrid Finite Element, Boundary Integral method (FE-BI), Method of Moments (MoM), Xpatch, SENTRi, HFSS, CST Microwave Studio, FDTD, C++, Java, Fortran, Matlab, Python, CAD
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Sr. Scientist (Innovation & Core Expansion)
El Segundo, California, United States
$103k-$155k/yr HybridFull Time
3+ YOEBachelor's in food science/engineering preferred, 3+ years R&D/product development experience, formulation and lab management skills, Microsoft Office proficiency, strong communication and project management.
Microsoft Office
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Sr. Data Scientist (Irvine, CA, US)
Irvine, California, United States
$114k-$220k/yr OnsiteFull Time
8+ YOEBS + 8 years in ML/CS/EE/applied math (PhD preferred); strong ML/DL (CNNs, transformers, time-series, probabilistic methods); Python and PyTorch/TensorFlow/Scikit-learn; statistics, optimization, model evaluation; cross-team collaboration.
Python, PyTorch, TensorFlow, Scikit-learn, Airflow, MLflow
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Sr. Scientist II- New Product Development
Irvine, California, United States
$106k-$138k/yr OnsiteFull Time
BS in science/engineering required; extensive experience in mammalian cell culture, bioreactor scale-up, process development, cross-functional project management, and scientific communication.
3d
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Sr. Data Scientist- AI Model Development
Redlands, California, United States
$96k-$164k/yr OnsiteFull Time
5+ YOERequires 5+ years in software development, machine learning engineering, or data science; applied ML and transformer expertise; LoRA/QLoRA experience; and a bachelor's degree in a related field.
PyTorch, LoRA, QLoRA, ONNX Runtime, LlamaSharp, ArcGIS
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Sr. Scientist II, R&D (Plant-Based Beverages)
Los Angeles or Bakersfield
$120k-$145k/yr OnsiteFull Time
7+ YOEM.S. or Ph.D. in food science/chemistry or related,7+ years food/beverage product development,DOE and pilot plant experience,knowledge of ingredient functionality,food safety/GMP/HACCP familiarity.
Design of Experiments (DOE)
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Sr P&C Data Scientist
Omaha or New York City or Houston or Albany or Los Angeles or Chicago
$92k-$160k/yr OnsiteFull Time
5+ YOEBachelor's degree in a quantitative field, 5+ years relevant experience, advanced proficiency with SQL and Python or R, P&C insurance pricing/analytics experience preferred, strong analytical and communication skills.
SQL, Python, R
3d
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Sr. Scientist, Regulatory Liaison
North Wales or Rahway or United States or Puerto Rico or San Francisco or Los Angeles
$117k-$184k/yr HybridFull Time
2+ YOEBachelor's degree in a relevant science field and at least 2 years of regulatory, quality, clinical, pharmacovigilance, research, manufacturing, or related experience. Requires global regulatory knowledge and strong analytical, communication, and collaboration skills.
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Sr Scientist - Analytical Development
Irvine, California, United States
$120k-$168k/yr HybridFull Time
4+ YOEPhD (4+ yrs) or MS (8–12 yrs) in a relevant scientific discipline; experience with analytical method development/validation, CMC/regulatory support, leadership of external labs, and advanced analytical techniques.
HPLC, UPLC, GC, MS, LC-MS, Karl Fischer titration
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Clinical Laboratory Scientist II
Glendale, California, United States
$52-$77/hr OnsitePart Time
5+ YOERequires a California Clinical Laboratory Scientist license and at least 5 years of acute care laboratory experience across 2–3 sections, or 7+ years across 1–2 sections.
3mo
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Senior Scientist
Pasadena or Sudbury or Chicago or Tampa or Phoenix
$105k-$120k/yr HybridFull Time
5+ YOEPh.D.,5+ years leading evaluation-focused proposals and projects, expertise in substance use/rural health/criminal justice, experience with federal contracts and SAMHSA data tools.
Stata, REDCap, Dedoose, Microsoft Word, Microsoft Outlook, Microsoft PowerPoint, Microsoft Excel, citation management software
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Senior Scientist
Pasadena, California, United States
$134k-$165k/yr OnsiteFull Time
10+ YOE8+ MgmtBS in Physics, Astronomy, or Engineering; 10+ years high-precision optics experience; 8+ years mentoring; expertise in optical design, coatings, and precision optical metrology; MS/PhD preferred; MS Project experience preferred.
Microsoft Project
2mo
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Senior Scientist
Monrovia, California, United States
$90k-$120k/yr OnsiteFull Time
PhD in a relevant engineering or chemistry field; background in hollow fiber membranes, filtration, separations, or bioprocessing; experimental design, data analysis, failure analysis; lab testing and prototype experience; strong communication.
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