227 materials engineer jobs at 117 companies in Acton, CA
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Materials Engineer II
Torrance, California, United States
$115k-$150k/yr OnsiteFull Time
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
1mo
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Sr. Materials Engineer, Materials Laboratory
Hawthorne, California, United States
$135k-$190k/yr OnsiteFull Time
5+ YOEBachelor's in materials or related field, 5+ years materials lab engineering experience, hands-on with mechanical/thermal/characterization testing, proficiency with Python or MATLAB, experience with SEM/EDS/XRD/TGA/DSC/DMA/Gleeble, ability to lift 25 lbs and work extended hours/weekends.
Python, MATLAB, SEM, EDS, XRD, FTIR, spark OES, pycnometer, TGA, DSC, DMA, Gleeble, ASTM, ISO
2mo
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Materials & Process Engineer
Torrance, California, United States
$100k-$165k/yr OnsiteFull Time
4+ YOEProvide engineering support for materials and joining processes including welding, brazing, soldering, cleaning, plating, and laboratory testing; develop specs, troubleshoot, and train operators.
SEM, XPS, microscopy, DSC, XRF, X-Rays, Microsoft Office
2w
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Materials Engineer, Additive Manufacturing
Los Angeles, California, United States
$150k-$220k/yr OnsiteFull Time
4+ YOEMaster's in materials or related field, 4+ years qualifying additive manufacturing processes (LPBF/DED), alloy knowledge, materials testing and metallurgical analysis, DOE and statistical analysis, ability to author specs and qualification docs.
MMPDS, NADCAP, AMS7000, AS9100, ASTM, AMS
1w
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Materials and Process Engineer
Torrance, California, United States
$105k-$160k/yr OnsiteFull Time
Hands-on materials and process engineering for material selection, testing, failure investigation, process improvement, and compliance with 14 CFR Part 27.
3w
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2026-2027 Facilities Engineering Materials Engineer
Houston or Pasadena or Pascagoula or Richmond or El Segundo or Salt Lake City
$108k-$136k/yr OnsiteFull Time
0+ YOECandidates completing a Bachelors/Masters/Doctorate in Metallurgical, Materials or Corrosion Engineering or graduates with ≤2 years related experience; strong academics, communication, teamwork and problem-solving skills.
3w
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Staff Materials and Process Engineer
Los Angeles, California, United States
OnsiteFull Time
5+ YOEB.S. in materials/mechanical engineering, 5+ years in materials selection/qualification/process development, experience with brazing/welding and test campaigns, hands-on manufacturing process development.
2d
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Materials & Process (M&P) Engineer
El Segundo, California, United States
$130k-$165k/yr OnsiteFull Time
3+ YOEBachelor's degree in a relevant engineering field and 3–7 years of materials and processes experience with spaceflight or high-reliability aerospace hardware, including metals, composites, thermal materials, and failure investigations.
NASA-STD-6016
2mo
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Energetic Materials Engineer, Solid Propellant
Los Angeles, California, United States
OnsiteFull Time
5+ YOEB.S. or M.S. in chemistry/chemical engineering/materials + 5+ years hands-on composite-propellant formulation and mix/process development with at least one propellant taken through motor flight/qualification; experience with mixers, burn-rate testing, thermochemistry codes, supplier qualification; U.S. Person.
Claude Code, Codex, OpenCode
2w
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Senior Materials & Process Engineer (Metallurgy)
Torrance, California, United States
$141k-$194k/yr OnsiteFull Time
5+ YOEBachelor's in materials or related field,5+ years executing material qualifications and working with hardware in manufacturing,experience with AMS/ASTM/MIL standards,ability to perform metallurgical evaluation and interpret aerospace/defense requirements,able to lift 25 lbs.
Teamcenter, NX
1d
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Materials Engineer (New Grad December 2026)
Hawthorne or Los Angeles or El Segundo
$95k-$120k/yr OnsiteFull Time
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
3w
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Materials and Process Engineer 3/4
Woodland Hills, California, United States
$104k-$194k/yr OnsiteFull Time
5+ YOEExperience in metallurgy, materials testing, and manufacturing processes; active US Secret clearance; 5+ years engineering experience with STEM bachelor's; hands-on lab and supplier support experience.
SEM, NDT, NDI
2mo
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Principal/Sr Principal Materials and Process Engineer
El Segundo, California, United States
$104k-$193k/yr OnsiteFull Time
5+ YOEUS Secret-clearable materials/process engineer with materials testing/qualification experience, STEM degree, Microsoft Office proficiency, and demonstrated troubleshooting and supplier/design interaction skills; travel up to 10%.
Teamcenter, JDL, Fibersim, Catia, Microsoft Office Suite
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.
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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Materials and Process Engineer I
El Segundo, California, United States
$63k-$120k/yr OnsiteFull Time
0+ YOEUniversity degree or equivalent and typically less than 2 years relevant experience; experience with wet chemistry and lab equipment (microscopes, viscometer, mixers, Instron); knowledge of OSHA/Cal-OSHA and hazardous materials handling; U.S. citizenship required.
microscopes, viscometer, mixers, Instron, FTIR, ICP, DSC, DMA, GC, TGA, Microsoft Office
1d
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Materials & Technical Compliance Engineer
New York City or Miami or Philadelphia or Los Angeles or London or Nairobi or Bengaluru or Delhi or Mumbai or Jakarta
$90k-$130k/yr HybridFull Time
Materials or engineering degree or substantial experience; expertise in material composition, BOM analysis, regulatory research, quality control, technical communication, and classification logic. Python or SQL experience is a plus.
Python, SQL, ERP
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
1mo
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Staff R&D Materials Chemist Engineer
Pomona, California, United States
$135k-$165k/yr OnsiteFull Time
5+ YOEMS or PhD in relevant STEM field; 8 years' experience with MS or 5 years with PhD; wet/dry lab experience, statistical analysis (Minitab), DOE, GLP, MS Office proficiency, Instron familiarity, and <10% travel.
Minitab, Instron, Microsoft Office, DOE
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
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