59 materials science engineer jobs at 44 companies in Stonegate, CA
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Materials Engineer II
Lake Forest, California, United States
$80k-$100k/yr OnsiteFull Time
4+ YOEBachelor's degree in materials science or related engineering, 4+ years in materials science and engineering, polymer and metallic wire experience, testing methodologies, DOE, technical writing, and English fluency.
Scanning Electron Microscope (SEM), Differential Scanning Calorimetry (DSC), Thermogravimetric Analysis (TGA), Fourier Transform Infrared (FTIR), Microsoft Office, Design of Experiments (DOE)
2mo
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Materials Engineer (Materials Laboratory)
Hawthorne, California, United States
$100k-$140k/yr OnsiteFull Time
1+ YOEBS in materials science/engineering; 1+ years in a materials testing lab; hands-on mechanical testing or characterization experience.
SEM, EDS, XRD, FTIR, Spark OES, Pycnometer, Tensile Testing, TGA, DSC, DMA, Gleeble
2mo
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Materials Engineer - Interior & Exterior Trim
Irvine, California, United States
$86k-$107k/yr OnsiteFull Time
4+ YOEBS in materials science/engineering required (MS preferred), 4+ years materials development experience preferred, multi-disciplined experience with plastics/films/textiles/composites, project/vendor management, strong communication, Google suite proficiency, ~10% travel.
Google suite
3w
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Manager, Stage Materials & Processes Engineering
Long Beach, California, United States
$150k-$224k/yr OnsiteFull Time
6+ YOE2+ MgmtBachelor's in materials science/engineering or related field,6+ years materials & process engineering experience,2+ years leading technical teams,proficiency in M&P qualification,failure analysis,and experimental design.
1mo
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Composites Materials and Process Engineer (US)
Anaheim, California, United States
$123k-$168k/yr OnsiteFull Time
5+ YOEBachelor's in engineering or materials science required; 5+ years' experience in composites R&D, 2+ years reviewing composite part designs, 3+ years in composite materials/process R&D, aerospace industry experience, strong problem solving and communication.
2mo
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Electronics Parts, Materials, and Processes Engineer (Senior Engineering Specialist)
El Segundo, California, United States
$166k-$250k/yr OnsiteFull Time
Bachelor's in materials science, electrical engineering, or related field; PMP proficiency for PM&P; experience with COTS and MIL parts selection; ability to work on-site in El Segundo, CA; TS/SSBI-level clearance/ability to obtain preferred.
MS Project, Jira
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
3mo
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Robotics Engineer: Process
Carson, California, United States
$80k-$150k/yr OnsiteFull Time
1+ YOEBachelor's degree in Mechanical Engineering, Materials and Process Engineering, Materials Science, or related field; 1+ year manufacturing process development experience; strong materials science knowledge; analytical and collaborative skills; U.S. work authorization.
CAD
3mo
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Sr Research Engineer - Polymer Materials (Fontana, CA, US, 92337)
Fontana, California, United States
$120k-$135k/yr OnsiteFull Time
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
1w
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Chemical Engineer
Redondo Beach, California, United States
$70k-$100k/yr OnsiteFull Time
0+ YOEBachelor's in chemical/material engineering or material science required; 0–3 years' experience; strong oral/written communication; willingness to travel domestically and internationally; must be authorized to work in the U.S.; no visa sponsorship.
5d
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Senior Research Engineer
Huntington Beach, California, United States
$120k-$145k/yr OnsiteFull Time
5+ YOEBachelor's degree or higher in engineering, materials science, or physics, plus 5+ years of golf or sporting goods engineering experience. Product development, FEA, and CAD experience preferred.
Finite Element Analysis, Finite Element Analysis (FEA), Computer Aided Design (CAD)
1mo
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Lead Application Engineer
Irvine or Irvine
$108k-$140k/yr OnsiteFull Time
5+ YOEDegree in engineering or materials science required; 5+ years (PhD) or 7+ years (BSc/MSc) experience in R&D/application engineering; customer support, SMT/encapsulant knowledge, material handling and statistical analysis (MinTab/JMP) experience; global travel up to 25%.
MinTab, JMP
1mo
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Engineer II, Technology (Metallurgy)
Irvine, California, United States
OnsiteFull Time
Bachelor's in Metallurgical Engineering or Materials Science required; strong analytical and problem-solving skills; Microsoft Office competency; ability to collaborate with sales, manufacturing, and quality teams on material development and production projects.
Microsoft Office, Microsoft Word, Microsoft Excel
2mo
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Senior Electronics Components Engineer
Costa Mesa, California, United States
$146k-$194k/yr OnsiteFull Time
5+ YOEBachelor’s in Electrical/Computer Engineering or Materials Sciences; 5+ years component engineering experience; lab prototyping; experience with extreme environments; US person status.
Oscilloscopes, DMM, Embedded software, C, Linux, SPI, ADCs
3w
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Direct Materials Regulatory Filings Principal Expert
Oceanside or Mississauga
$115k-$213k/yr OnsiteFull Time
8+ YOEBS/MS/PhD in science, engineering, or management and 8+ years pharmaceutical/biopharmaceutical experience with regulatory filings and material specifications; expert knowledge of ICH, ISO, GMP, and operational excellence tools.
ICH, ISO, FMEA, Six Sigma, Lean Principles
1w
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Process Engineer, Metrology
Temecula, California, United States
OnsiteFull Time
Degree in engineering, materials science, physics or chemistry with extensive fab metrology and SPC experience; ability to operate characterization tools, analyze data, troubleshoot, and work offset shifts.
Statistical Process Control (SPC), Document Control, Manufacturing Execution Systems
1mo
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Thin Film Engineer
Irvine, California, United States
$80k-$100k/yr OnsiteFull Time
2+ YOEBachelor's in Materials Science/Physics/Engineering, 2+ years thin film manufacturing experience, strong troubleshooting and communication skills, proficiency with Microsoft Excel and PowerPoint.
Microsoft Excel, PowerPoint
1mo
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Color Engineer
Rialto or United States
$97k-$126k/yr HybridFull Time
5+ YOEBachelor's in chemical engineering/materials/color science; 5+ years in color formulation, matching, or quality control; experience with spectrophotometers, pigments, automation/inline measurement systems, and color software; strong analytical and communication skills.
spectrophotometers, color software, digital tools and databases, automation systems, inline color measurement systems, dispensing systems, mixing systems, application systems
2mo
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Lead Packaging Engineer
Palo Alto or Los Angeles or Boston or Chicago or Sydney
$200k-$260k/yr OnsiteFull Time
Bachelor's in engineering or materials science, significant semiconductor packaging experience, expertise in PCB/substrate and mechanical design, failure analysis, thermal management, and delivering scalable hardware from concept to manufacturing.
2d
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Process Engineer (New Grad December 2026)
Hawthorne or Los Angeles or El Segundo
$95k-$120k/yr OnsiteFull Time
Bachelor's degree in materials science, physics, mechanical engineering, or similar ABET-accredited engineering discipline; experimental design, statistical analysis, large-data interpretation, and Python or MATLAB experience.
Python, MATLAB, R, JMP, Minitab
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