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54 characterization jobs at 32 companies in Mission Viejo, CA

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Senior Materials Characterization Technician, Machine Shop, Second Shift
Long Beach, California, United States
$26-$39/hr OnsiteFull Time
Relativity Space
Relativity Space: Designing and manufacturing 3D-printed rockets and launch vehicles.
5+ YOERequires 5+ years operating and setting up CNC mills and lathes, G-code programming, first article inspections, custom fixturing, precision measurement, and reading engineering drawings.
CNC, G-code, CAD/CAM, wire EDM, calipers, micrometers, dial indicators, GD&T
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1mo
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Environmental Characterization/Remediation Geologist/Hydrogeologist
Irvine, California, United States
$71k-$107k/yr HybridFull Time
Jacobs
JacobsNYSE: J: Global provider of professional engineering and technical services.
3+ YOEBachelor's in geology or related field, 3+ years delivering environmental site characterization/remediation projects, 40-hr HAZWOPER (or ability to attain), EMR not specified, strong verbal/written communication and field oversight skills.
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2mo
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Applied Scientist, Materials Characterization and Simulations, Amazon Center for Quantum Computing
Pasadena, California, United States
$143k-$193k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
PhD in a relevant field; expertise in materials characterization and computational modeling; experience with cross-team collaboration; proficient in scientific programming.
scientific programming, computational modeling, materials characterization techniques
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2w
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Territory Sales Manager Material Characterization
Los Angeles, California, United States
$105k-$118k/yr RemoteFull Time
Anton Paar
Anton Paar: Manufacturer of high-precision analytical instruments and process measurement systems.
Experience in technical or analytical-instrument sales preferred; bachelor's or master's in natural science or engineering; strong communication and presentation skills; valid driver's license and passport; ability to travel up to 50-60% and work independently.
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Lead Materials R&D Technician (Materials Lab - Characterization)
Hawthorne, California, United States
$26-$44/hr OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
3+ YOEHigh school diploma, 3+ years aerospace testing lab experience with thermal instrumentation (DMA, TMA, DSC, TGA, LFA), team management and scheduling experience, hands-on equipment operation, ability to lift 30 lbs, willing to work overtime/weekends, ITAR eligibility required.
DMA, TMA, DSC, TGA, LFA, Microsoft Office, ERP, ASTM
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Test Engineer (Solar Chemistry) - Space Solar
Hawthorne, California, United States
$125k-$160k/yr OnsiteFull Time
Starpath
Starpath: Manufacturing space-rated solar hardware and lunar mining robotics.
1+ YOEBachelor's degree in a relevant STEM field, 1+ years hands-on experience characterizing thin-film/optoelectronic/photovoltaic materials and devices; experience with materials and device characterization, stability testing, and data analysis.
LabVIEW, Python, MATLAB
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3mo
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Senior Process Engineer Solar
Los Angeles, California, United States
$140k-$175k/yr OnsiteFull Time
K2 Space
K2 Space: Develops high-power satellite platforms for heavy-lift launch vehicles.
5+ YOEBachelor’s in a technical field; 5+ years in materials/process engineering; experience with solar array processes and characterization.
SEM, EDS, FTIR, DSC, TGA, XRD, Python, MATLAB
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Materials Scientist — Organic Crystal Growth & Process Engineering
Pasadena, California, United States
$154k-$217k/yr OnsiteFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
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
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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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Silicon Validation Engineer
Los Angeles or San Francisco Bay Area
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
Bachelor’s degree; experience with high-speed SerDes, CTLE/DFE/PLL; lab characterization; Python programming; knowledge of USB, PCIe, DP protocols.
High-Speed Oscilloscope, BERT, Python, SerDes, CTLE, DFE, FFE, CDR, PLL
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Materials Engineer (New Grad December 2026)
Hawthorne or Los Angeles or El Segundo
$95k-$120k/yr OnsiteFull Time
Freeform
Freeform: Deploys autonomous AI-powered metal 3D printing factories.
Bachelor's degree in a relevant engineering field, ABET-accredited education, and hands-on metals characterization, processing, or sample preparation experience; strong analytical and collaboration skills.
R, JMP, Minitab, SEM, Instron, machine learning
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Sr Research Engineer - Polymer Materials (Fontana, CA, US, 92337)
Fontana, California, United States
$120k-$135k/yr OnsiteFull Time
James Hardie
James HardieNYSE: JHX: Manufacturer of fiber cement siding and exterior building products.
0+ YOEPhD in polymer science/engineering or MS with 3–10 years of experience; PVC expertise; AI-assisted material characterization; travel ~35%; strong communication.
PVC, extrusion, formulation development, DSC, TGA, DMA, rheometer
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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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Materials Engineer II
Torrance, California, United States
$115k-$150k/yr OnsiteFull Time
Antares
Antares: Designing and manufacturing microreactors for defense and space missions.
2+ YOEBachelor's in materials/mechanical engineering, 2+ years materials engineering experience, proficiency in optical/electron microscopy and mechanical property evaluation, materials characterization and failure analysis.
optical microscopy, electron microscopy
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Biologics Formulation Research Internship - Spring 2027
El Segundo or Washington or Huntsville
$33/hr OnsiteInternship, Full Time
Varda Space Industries
Varda Space Industries: Develops in-orbit manufacturing platforms and reentry capsules for pharmaceuticals.
Currently enrolled in a bachelor's or graduate program in a relevant science or engineering field; prior hands-on laboratory experience, protein characterization knowledge, precision, organization, and communication skills required.
nanoDSF, Analytical size exclusion chromatography (SEC), Dynamic light scattering (DLS), Circular dichroism (CD) spectroscopy, UV spectroscopy, Fluorescence spectroscopy, SDS-PAGE, capillary isoelectric focusing (cIEF), tangential flow filtration (TFF), GraphPad Prism, Python, MATLAB
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Senior Materials Engineer - Golf Ball R&D
Carlsbad, California, United States
$97k-$146k/yr OnsiteFull Time
Callaway Golf
Callaway GolfNYSE: CALY: Designs and manufactures premium golf equipment and performance gear.
5+ YOEMS (or equivalent) in materials-related field, 5+ years polymer/materials R&D experience, proficiency in materials characterization and polymer processing, strong project management and communication skills.
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Senior Associate Scientist, R&D Chemistry
Hawthorne, California, United States
$80k-$131k/yr OnsiteFull Time
Regeneron
RegeneronNasdaq: REGN: Discovers and manufactures medicines for serious diseases.
5+ YOEMSc in synthetic organic chemistry, 5+ years industry small-molecule drug discovery experience, hands-on multistep synthetic execution, retrosynthetic analysis, compound isolation/characterization, spectroscopic interpretation.
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2026 Space Photovoltaics Engineer/Scientist
El Segundo, California, United States
$120k-$140k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
0+ YOEPhD in physics/EE/materials/chemistry, 0–1 year industry experience, U.S. citizenship and ability to obtain security clearance, experience with photovoltaic characterization, lab instrumentation, and data analysis tools.
Python, MATLAB, Origin, LabVIEW, C++, Arduino, MongoDB, InfluxDB, PostgreSQL, S3
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2mo
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R&D Engineer – Fiber Optic Test Equipment
Vista, California, United States
$115k-$145k/yr OnsiteFull Time
Tempo Automation
Tempo Automation: Software-driven, automated electronics prototyping and manufacturing platform.
5+ YOEBachelor's in engineering/physics, 5+ years analog/mixed-signal design with ≥3 years electro-optical experience, proficiency with Altium/OrCAD/LTspice, familiarity with fiber connectors and lab characterization instruments.
Altium, OrCAD, LTspice, C
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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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