13 process development scientist jobs at 11 companies in Garden Grove, CA
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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.
16h
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Biologic Process Development Scientist
Irvine, California, United States
$111k-$211k/yr OnsiteFull Time
2+ YOEMaster’s or PhD in a relevant science or engineering field, 2+ years of flow cytometry and aseptic cell culture, GMP/GLP knowledge, assay validation, SOP writing, and human tissue experience.
qPCR, Flow Cytometry, ELISA, Standard Operating Procedures (SOPs), Batch Records, Biosafety Cabinet, Centrifuge, Autoclave, 21 CFR 210, 21 CFR 211, Good Manufacturing Practice (GMP), Good Laboratory Practice (GLP)
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
1w
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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.
3mo
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Materials Scientist — Organic Crystal Growth & Process Engineering
Pasadena, California, United States
$154k-$217k/yr OnsiteFull Time
3+ YOEPhD in chemical/ materials science or related field; 3+ years experience; strong materials development and characterization background.
COMSOL Multiphysics, Ansys Fluent, Siemens FLOEFD/StarCCM+, NX, SolidWorks, CNC machining, 3D printing, NMR, GC/MS, LC/MS, SEM, AFM, XRD, DSC, TGA
2mo
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Staff Scientist
Irvine, California, United States
$131k-$219k/yr OnsiteFull Time
5+ YOEBachelor's in a scientific discipline with 7+ years (or MS with 5+ years, PhD with 2+ years) in medical device/GxP-regulated industry; microbiology/fermentation experience, method development/validation, familiarity with QSR/FDA/ISO, statistical analysis (Minitab), and process improvement (Six Sigma/Lean).
Minitab, Six Sigma, Lean, DMADVV, DMAIIC
2mo
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Applied Scientist, Materials and Process Development, AWS Center for Quantum Computing
Pasadena, California, United States
$143k-$193k/yr OnsiteFull Time
PhD in engineering, physics, or materials science; expertise in thin-film deposition and 200 mm wafer scale; strong materials characterization and cross-functional collaboration.
Thin-film deposition, Materials characterization, Semiconductor process integration
3w
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Research Scientist, Optical Systems
Redmond or Pasadena
$122k-$181k/yr OnsiteFull Time
PhD in relevant field, hands-on nanofabrication and thin-film deposition experience, proficiency with metrology tools, and experience developing/optimizing fabrication processes.
E-beam lithography, optical steppers, dry/plasma etching, sputtering, atomic layer deposition (ALD), e-beam evaporation, AFM, SEM, optical profilometry, spectroscopic methods, nanoimprint lithography (NIL)
3d
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Assistant Project Scientist
Los Angeles, California, United States
$79k-$92k/yr OnsiteFull Time
5+ YOEDoctoral degree and five years of postdoctoral training in neuroscience or a related field; requires neuroimaging, stroke lesion tracing, and neuroimage processing experience.
FSL, AFNI, MATLAB, R, Python, Linux
1mo
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R&D Food Scientist
Irvine, California, United States
$80k-$100k/yr OnsiteFull Time
3+ YOEMinimum 3 years experience; Master's in Food Science or related preferred; expertise in food/beverage/supplement formulation, food chemistry, microbiology, processing, protein characterization; customer-facing technical support; project management; willing to travel up to 20%.
AI
1w
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Assistant Project Scientist in MRI and Image Processing 2026
Irvine, California, United States
$79k-$101k/yr OnsiteFull Time
PhD in engineering, medical physics, computer science, applied mathematics, or related field; experience in MRI, image processing, medical imaging, deep learning, and high-impact publications required.
MRI, Python, C++, CUDA, Siemens, Philips
1mo
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Signal and Image Processing Scientist
Northridge, California, United States
$90k-$150k/yr OnsiteFull Time
PhD/postdoc or equivalent experience in STEM, experience in signal/image processing or ML, programming in Python/MATLAB and C/C++, database integration (SQL/NoSQL), and ability to obtain TS/SCI clearance.
Python, MATLAB, C, C++, SQL, NoSQL, Linux, MPI, CUDA
1d
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Alternative Well Program Supervisor
Sacramento or Bakersfield or Long Beach or United States
$13k-$16k/mo HybridFull Time, Temporary
Senior engineering supervisor managing engineers, geologists, and scientists while developing alternative well programs, technical solutions, business processes, and carbon sequestration initiatives.