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16 materials scientist jobs at 8 companies in Oceanside, CA

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Materials Scientist – Surface Chemistry & Adhesion
Aliso Viejo, California, United States
$120k-$140k/yr OnsiteFull Time
RxSight
RxSightNASDAQ: RXST: Develops and manufactures adjustable intraocular lenses for cataract surgery.
Ph.D. in materials science, surface science, polymer science, chemistry, chemical engineering, or related field; expertise in polymer interfaces, adhesion, surface modification, coatings, experiments, characterization, and regulated product development.
Microsoft Office, Spreadsheet Software, AFM, SEM/EDS
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R&D Scientist
Carlsbad, California, United States
$102k-$132k/yr OnsiteFull Time
Merck KGaA, Darmstadt, Germany
Merck KGaA, Darmstadt, GermanyFrankfurt Stock Exchange: MRK: A science and technology in healthcare, life sciences, and electronics.
2+ YOEMaster’s degree in chemistry, materials science, or related science; 2+ years of multistep synthesis laboratory experience; organosilicon chemistry, analytical, safety, data analysis, and English communication skills.
NMR, GC, GC-MS, TGA/DSC, GC-TCD/FID, Schlenk techniques, glovebox, SOPs, DoE
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Assistant Project Scientist
La Jolla, California, United States
$97k-$122k/yr OnsiteFull Time
University of California
University of California: A public research university system providing education and healthcare.
Ph.D. in nanoengineering, materials science, chemistry, chemical engineering or related; demonstrated doctoral-level R&D experience in energy storage, solid-state battery fabrication, materials preparation and characterization; proficiency with advanced characterization techniques.
FIB, (S)TEM, XPS, FTIR, Raman spectroscopy, cryo-SEM, synchrotron X-ray, solid-state NMR, Python, MATLAB, LabVIEW
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6d
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Senior Scientist - EUV Research
San Diego, California, United States
$118k-$177k/yr OnsiteFull Time
ASML
ASMLNASDAQ: ASML: Manufactures lithography systems used to print patterns on wafers.
3+ YOEPhD or MS with 3+ years of relevant experience in engineering, materials science, physics, or optics; requires research, metrology, data analysis, system design, prototyping, troubleshooting, and communication skills.
Matlab, Python, NI LabVIEW
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Project Scientist Position 2026-2027
Irvine, California, United States
$104k-$229k/yr OnsiteFull Time
University of California
University of California: A public research university system providing education and healthcare.
Ph.D. in Materials Science or related field required; experience in advanced materials, manufacturing, characterization, biomaterials, energy materials, modeling, or nanoscale materials preferred.
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R&D Scientist
Carlsbad, California, United States
$102k-$132k/yr OnsiteFull Time
Merck
MerckXETRA: MRK: A science and technology providing healthcare, life science, and electronics solutions.
2+ YOEMaster’s degree in chemistry, materials science, or related science; 2+ years of multistep synthesis experience; organosilicon chemistry, analytical, scale-up, and laboratory skills.
Schlenk techniques, glovebox, NMR, GC, GC-MS, TGA, DSC, GC-TCD/FID
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Staff Membrane Formulation Scientist
San Diego, California, United States
$142k-$236k/yr OnsiteFull Time
Dexcom
DexcomNasdaq: DXCM: Manufacturer of continuous glucose monitoring systems for diabetes management.
2+ YOEAdvanced degree or extensive industry experience in materials science or related field; expertise in polymer/material formulation, experimental design, analytical methods, and laboratory safety; strong communication and collaboration skills.
JMP, Python, Matlab, HPLC, LC/MS, Viscometer, Rheometer, Instron, DLS, Zeta potential, SEM/EDX, XRF, Confocal microscopy, Interferometry, FT-IR, NMR, electrochemical characterization
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R&D Scientist
Carlsbad, California, United States
$102k-$132k/yr OnsiteFull Time
Merck KGaA
Merck KGaAFrankfurt Stock Exchange: MRK: Develops pharmaceutical, life science, and electronics technologies.
2+ YOEMaster's degree in chemistry, materials science, or related science; 2+ years of multistep synthesis experience; organosilicon or organometallic chemistry experience; laboratory, analytical, safety, and English communication skills.
NMR, GC, GC-MS, TGA/DSC, DoE, Schlenk techniques, glovebox, GC-TCD/FID, 1H/13C/29Si NMR
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Open Positions - Project Scientist Series
Irvine, California, United States
$79k-$209k/yr OnsiteFull Time
University of California
University of California: A public research university system providing education and healthcare.
Submit CV and contact information for 3-5 references; accepting all applicants; application materials include CV and optional cover letter and research statement.
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Project Scientist - CSST or CAC
Irvine or Los Angeles or San Diego or Orange County
$71k-$129k/yr FieldFull Time
TRC Companies
TRC Companies: Engineering and environmental consulting for infrastructure and energy projects.
2+ YOE2+ years regulated materials/industrial hygiene experience, Bachelor's in Environmental Science/OHS, CAC or CSST required, CIH preferred, valid driver\u0002s license, able to travel and perform site fieldwork.
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Project Scientist - CSST or CAC
Irvine, California, United States
$29-$45/hr FieldPart Time
TRC Companies
TRC Companies: Engineering and environmental consulting for infrastructure and energy projects.
2+ YOE2+ years in regulated materials/industrial hygiene, bachelor’s degree in environmental science or related field, CAC or CSST required, CIH preferred, valid driver’s license, ability to pass background/drug/physical checks.
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Staff Membrane Formulation Scientist
San Diego, California, United States
$142k-$236k/yr OnsiteFull Time
Dexcom
DexcomNASDAQ: DXCM: Develops continuous glucose monitoring systems for diabetes management.
8+ YOEExpertise in polymer/material science and formulation chemistry, DOE and data analysis, hands-on polymer synthesis and characterization; typically requires advanced degree and several years of relevant experience.
JMP, Python, Matlab, HPLC, LC/MS, Viscometer, Rheometer, Instron, DLS, Zeta potential, SEM/EDX, XRF, Confocal microscopy, FT-IR, NMR
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3mo
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III-V & Active Laser Scientist
Temecula, California, United States
$175k-$185k/yr OnsiteFull Time
Skorpios Technologies
Skorpios Technologies: Designs and manufactures silicon photonics for high-speed optical communications
10+ YOEPh.D. preferred or MS in physics/EE/material science; 10+ years in photonics device design; lasers, MZM, photodiode physics; startup mindset.
Ansys Lumerical, Zemax, Speos, JMP, Minitab
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3mo
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Sr. III-V & Active Modulator/Photodiode Scientist
Temecula, California, United States
$140k-$180k/yr OnsiteFull Time
Skorpios Technologies
Skorpios Technologies: Designs and manufactures silicon photonics for high-speed optical communications
5+ YOESenior-level expert in InP MZM design/characterization; MS/PhD in physics/EE/materials; extensive industrial experience; strong analytical and communication skills.
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Project Scientists - Open Ranks 2026-27
Irvine, California, United States
$79k-$209k/yr OnsiteFull Time
University of California
University of California: A public research university system providing education and healthcare.
Ph.D. in chemistry or a related field required; expertise in one of inorganic, organic/chemical biology, physical/analytical, polymer/materials/nanoscience, or theoretical chemistry; apply with CV, cover letter, and references.
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Scientist Experimental Physicist (Hardware Focus)
San Diego, California, United States
$116k-$209k/yr OnsiteFull Time
General Atomics Aeronautical Systems
General Atomics Aeronautical Systems: Designs and manufactures unmanned aircraft and radar systems.
4+ YOEMaster's or PhD in experimental physics, electrical engineering, or materials science; 4+ years (PhD) / 7+ (MS) / 9+ (BS) relevant experience; expertise in cryogenics, vacuum systems, low-noise electronics, quantum sensors; LabVIEW/Python/MATLAB; US citizenship and ability to obtain DOE-Q clearance.
LabVIEW, Python, MATLAB, SolidWorks, Zemax
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