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106 senior scientist jobs at 52 companies in Temecula, CA

5d
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Senior Scientist
Irvine, California, United States
$101k-$169k/yr OnsiteFull Time
Advanced Sterilization Products
Advanced Sterilization Products: Infection-prevention supplying hospitals with low-temperature sterilization, disinfection, and monitoring technologies.
4+ YOEMaster's degree in Biochemistry, Molecular Biology, Chemical Engineering or related field; 4+ years biologics R&D and process development experience; strong background in cell culture, fermentation, purification, formulation; project management and data-driven decision-making skills.
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1mo
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Senior Scientist - Extraction
Eustis or Vista or Indianapolis
OnsiteFull Time
Vibrant Ingredients
Vibrant Ingredients: Private-equity-owned natural ingredient supplier helping food and beverage manufacturers develop clean-label flavors, extracts, beverages, and preservation solutions.
10+ YOEBachelor's degree in Food Science, Chemistry, Chemical Engineering or related field; 10 years food industry experience; direct coffee/tea extraction experience preferred; project management skills; MS Office proficiency; travel up to 25%.
Microsoft Excel, Microsoft PowerPoint, Microsoft Word, Spinning Cone column
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1w
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AMOC Senior Scientist
Riverside, California, United States
$121k-$205k/yr HybridFull Time
BAE Systems
BAE SystemsLSE: BA.: Global defense, aerospace, and security technology.
10+ YOEMaster's degree in computer science, math, physics, or related field; 10+ years experience in C4I systems; advanced C and C++ programming; strong C4I understanding; US citizenship required; Secret clearance required.
C, C++
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3w
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R&D Senior Scientist
Irvine, California, United States
$121k-$167k/yr OnsiteFull Time
Bio-Rad Laboratories
Bio-Rad LaboratoriesNYSE: BIO: Develops life science and clinical diagnostic products.
8+ YOEBachelor's degree in life science or related technical discipline; 8+ years industry experience in FDA-regulated environment; knowledge of QSR, GMP, Design Control, ISO 13485; experience with infectious disease testing methods; strong communication and critical thinking skills.
lateral flow, EIA, ddPCR, NAT, Design of Experiments, Lean Practices
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6d
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QC Senior Scientist 1
Carlsbad, California, United States
$68k-$99k/yr OnsiteFull Time
MilliporeSigma
MilliporeSigma: Merck KGaA's U.S./Canada life science business supplies research tools, bioprocessing products, and services to scientists and drugmakers.
6+ YOEBachelor's in Biology/Chemistry with 6-10 years biopharma experience, or Master's with 5+ years, or PhD with 3+ years; experience in analytical methods like HPLC, ELISA, PCR; knowledge of cGMP and ICH guidelines; US work authorization without sponsorship.
HPLC, FTIR, CE-SDS, ELISA, PCR, qPCR, ddPCR, UHPLC, Flow Cytometry
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3w
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Senior Scientist, AI / ML & Computer Vision
Irvine, California, United States
$119k-$168k/yr OnsiteFull Time
Edwards Lifesciences
Edwards LifesciencesNYSE: EW: Global leader in patient-focused innovations for structural heart disease.
4+ YOEBachelor's degree in engineering or related technical field plus 4 years AI/ML engineering experience; proven experience designing, training, and validating deep learning computer vision models; strong experience with medical image analysis.
scikit-learn, NumPy, SciPy, PyTorch, TensorFlow/Keras, OpenCV, scikit-image, PIL, torchvision, Python, R, SQL, Julia, Rust, C++, Amazon Web Services, Microsoft Azure, Snowflake, Databricks, Palantir, Git
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2mo
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Temp Senior Research Associate/Sr Scientist, Formulation and Delivery Sciences
Carlsbad or Boston or Dublin
$42-$75/hr OnsiteFull Time, Temporary
Ionis Pharmaceuticals
Ionis PharmaceuticalsNasdaq: IONS: Public biotechnology developing and commercializing RNA- and DNA-targeted medicines for people with serious diseases.
2+ YOERequires BS and 5+ years of laboratory experience for Senior Research Associate or PhD and 2+ years for Senior Scientist, plus RNA-loaded LNP synthesis, nanoparticle characterization, and laboratory communication skills.
HPLC, Ribogreen, DLS, SEC
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1mo
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Senior Scientist, Analytical Chemistry
Aliso Viejo, California, United States
$130k-$160k/yr OnsiteFull Time
RxSight
RxSightNasdaq: RXST: Public ophthalmic medical-device making adjustable intraocular lenses for patients after cataract surgery.
3+ YOEPh.D. in Analytical Chemistry, Chemistry, Polymer Chemistry, Materials Science or related; 3+ years industrial analytical chemistry experience preferred; expertise in chromatographic and spectroscopic techniques; knowledge of ISO 11979 and ISO 10993; strong technical writing and collaboration skills.
GC-MS, GC-FID, headspace GC, HPLC/UPLC, LC-MS, GPC/SEC, FTIR, Raman, UV-Vis, NMR, thermogravimetric analysis, differential scanning calorimetry, tensile testing, nanoindentation
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3mo
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Senior Research Scientist
Orange, California, United States
$85k-$90k/yr OnsiteFull Time
Chapman University
Chapman University: Private university offering undergraduate and graduate academic programs.
1+ YOEPh.D. in philosophy/psychology/neuroscience, 1+ year postdoctoral research, 5+ peer-reviewed publications, proficiency with MATLAB/JASP/R, EEG experience, strong writing and presentation skills.
MATLAB, JASP, R, EEG
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2w
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Senior Digital R&D Scientist
Santa Ana, California, United States
$107k-$167k/yr HybridFull Time
Behr Paint Company
Behr Paint Company: Private U.S. architectural coatings manufacturer making paints, primers, stains, and applicators for DIYers and professionals.
5+ YOE5+ years R&D experience in coatings or computational science; high school diploma required, bachelor's preferred in chemistry or related; proficiency in Python/R; experience with DOE, machine learning, and laboratory automation.
Python, R, Uncountable
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1mo
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Principal Clinical Scientist
Aliso Viejo, California, United States
$148k-$194k/yr OnsiteFull Time
Terumo Neuro
Terumo Neuro: Neurovascular medical device innovation and manufacturing.
5+ YOEMaster's degree in relevant science or medicine; 5+ years clinical research scientist experience; GCP knowledge; clinical protocol development; literature search expertise; strong writing and communication skills.
PubMed, MedLine
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2w
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Senior Polymer Scientist / Engineer
Wilmington or Fontana
$120k-$135k/yr OnsiteFull Time
James Hardie
James HardieNYSE: JHX: The industry leader in exterior home and outdoor living solutions.
1+ YOEPhD in Polymer Science, Polymer Engineering, Materials Science, or Chemical Engineering with 1-5 years experience, or MS with 3-7 years; strong polymer fundamentals; AI-assisted material characterization experience; 25% domestic travel.
DSC, TGA, DMA, rheometry
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1mo
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Senior GenAI Data Scientist - GenAI & AI Agents, AGS NAMER Specialist Team
East Palo Alto or Austin or Seattle or Arlington or Atlanta or New York or Irvine or Chicago or Dallas
$159k-$248k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Multinational technology focused on e-commerce and cloud computing.
5+ YOERequires 5+ years querying or scripting, 4+ years as a data scientist, 5+ years architecting GenAI/ML platforms, 3+ years with LLM technologies, and a master's degree in a quantitative field.
SQL, Python, R, SAS, Matlab, AWS QuickSight, Tableau, R Shiny, Kubernetes, Docker, LangChain, LlamaIndex, SageMaker, Amazon Bedrock, Amazon AgentCore, Strands Agents, LangGraph, CrewAI, Amazon Step Functions, OpenSearch, PgVector, Amazon S3, IAM, Amazon Cognito, Amazon EC2, AWS Glue, Amazon EMR, Amazon Well-Architected Framework
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4w
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Senior Research Scientist/Transducer Engineer
Poway, California, United States
$142k-$189k/yr OnsiteFull Time
Teledyne Marine
Teledyne Marine: Teledyne Technologies group that designs and manufactures subsea instruments for ocean monitoring and exploration.
15+ YOEBachelor's degree in related field with 15-20 years experience or Master's with 5-10 years; piezoelectric transducer design for SONAR; SolidWorks proficiency; US Person status for ITAR; occasional marine environment work.
SolidWorks, COMSOL, Piezocad
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3mo
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Project Scientist Pool Ad - Clinical Pharmacy Practice
Irvine, California, United States
$77k-$202k/yr OnsiteFull Time
University of California, Irvine
University of California, Irvine: Public land-grant research university and academic health system.
Doctorate (M.D., Ph.D., or PharmD) required; submit CV and three references (contact information only). Open recruitment pool for future Project Scientist appointments.
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3mo
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Artificial Intelligence Scientist IV
Los Angeles or Irvine
$208k-$354k/yr OnsiteFull Time
Capital Group
Capital Group: Provides investment management services globally.
10+ YOEMS in CS/AI/ML required (PhD preferred), 10+ years relevant experience, expertise in LLMs, generative and agentic AI (RAG, PEFT, instruction fine-tuning, prompt engineering), transformers and deep learning, publication record, ability to collaborate with engineering and mentor scientists.
Deep Neural Networks, Large Language Models (LLMs), RAG, Transformers, Agentic AI
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6d
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Southern California Edison (SCE) Liaison
San Bernardino County or Mono County or Inyo County or Riverside County or Imperial County
$8k-$11k/mo HybridFull Time, Temporary
California Department of Fish and Wildlife
California Department of Fish and Wildlife: California’s public agency manages fish, wildlife, plants, habitats, and public hunting and fishing resources.
Must meet minimum qualifications for Senior Environmental Scientist (Specialist) classification; ability to walk on uneven terrain; use computer and Microsoft Office up to 8 hours daily; travel up to 25% outside region.
Microsoft Office
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3mo
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Scientist, Analytical Development
Tustin, California, United States
$110k-$137k/yr OnsiteFull Time
Avid Bioservices
Avid Bioservices: A dedicated biologics contract development and manufacturing organization (CDMO) providing development and manufacturing services for pharmaceutical and biotechnology companies.
8+ YOEBS in biochemistry/chemistry/biology required, 8+ years analytical/QC biotech experience, method development and validation experience with HPLC/CE/ELISA, GMP and report/procedure writing, supervisory experience.
ELISA, HPLC, CE, SDS-PAGE, Maurice
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1mo
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Scientist (Mass Spectrometry)
San Juan Capistrano, California, United States
$85k-$110k/yr OnsiteFull Time
Quest Diagnostics
Quest DiagnosticsNYSE: DGX: Leading provider of diagnostic information services.
5+ YOERequires BS with 5+ years of related experience or MS/PhD with 1+ year; experience with chemistry laboratory techniques, HPLC, mass spectrometry, data processing, and analytical method development.
Microsoft Excel, R, HPLC, mass spectrometers, autoanalyzers
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Sr. Scientist I, Analytical Development & Solutions
Irvine, California, United States
$106k-$113k/yr OnsiteFull Time
FUJIFILM Biosciences
FUJIFILM Biosciences: Life sciences supplier of cell culture media, reagents, and medical devices for researchers, clinicians, and biopharmaceutical manufacturers.
5+ YOEB.S. in science/engineering with 10+ years, M.S. with 8+, or Ph.D. with 2+; minimum 5 years in bioprocessing/chemistry/biochemistry; proficiency in high-resolution mass spectrometry (Orbitrap, QTOF, LC-MS/MS); experience with HPLC/UPLC, ICP-MS, UV-Vis, FT-IR/Raman, XRF, SEM; English proficiency.
Orbitrap, QTOF, LC-MS/MS, HPLC/UPLC, ICP-MS, UV-Vis, FT-IR/Raman, XRF, SEM, Protein Metrics, Python, R
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