38 materials development engineer jobs at 28 companies in Castaic, CA
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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 & 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
4w
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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.
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
2mo
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Senior AM Process Development Engineer
Torrance, California, United States
$141k-$225k/yr OnsiteFull Time
5+ YOEB.S. or M.S. in Mechanical or Materials Engineering, 5+ years hands-on fabrication/assembly/testing and 5+ years developing L-PBF equipment or print file programming, ITAR/export-control access, ability to handle metal powders and lift 25 lbs, proficiency in materials engineering and process optimization.
Teamcenter, NX, Python, C++, DAPS
2mo
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Staff Propulsion Development Engineer (Thrusters)
Redondo Beach, California, United States
$150k-$175k/yr OnsiteFull Time
8+ YOEBachelor's in engineering or science, 8+ years aerospace propulsion experience with bipropellant engines, hands-on hardware and test experience, proficiency in fluids/thermodynamics/materials, system trade capability, and project leadership.
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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Lead Additive Manufacturing Applications Development Engineer
Los Angeles, California, United States
$150k-$220k/yr OnsiteFull Time
8+ YOE2+ Mgmt8+ years in metal AM applications/engineering; 2+ years leading teams; BS in mechanical/materials/aerospace/manufacturing; customer-facing experience; hands-on LPBF/laser powder bed fusion; production ramp and qualification.
laser powder bed fusion, additive manufacturing software, simulation tools, post-processing
1w
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Materials Physicist – Non-Destructive Evaluation (NDE)
El Segundo, California, United States
$100k-$176k/yr OnsiteFull Time
3+ YOEMaster's in relevant STEM field, minimum 3 years post-bachelor engineering/science experience (or 5+ for research scientist), proficiency with NDI techniques, ability to obtain security clearance, strong communication and project skills.
Python, C++, Labview
18h
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Coordinator, Package Development & Engineering
El Segundo, California, United States
$75k-$85k/yr OnsiteFull Time
2+ YOEBachelor's degree in packaging technology, science, engineering, or related field; 2+ years in cosmetic or personal care packaging engineering; material science, sustainability, statistical software, and lab testing knowledge.
Cordata
1w
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Manufacturing Engineer 3
Los Angeles, California, United States
$104k-$155k/yr OnsiteFull Time
5+ YOEExperience in manufacturing engineering, process development, IPC standards, MRP/MES use, material review board activity, ability to obtain U.S. Secret clearance; Bachelor's+5yrs or Master's+3yrs (or 9yrs experience).
IPC Standards, Manufacturing Resource Planning (MRP), MES
3mo
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Principal Process Engineer Solar
Los Angeles, California, United States
$175k-$200k/yr OnsiteFull Time
8+ YOE8+ years of materials and process engineering experience in solar array development; Bachelor's degree in a technical field; strong background in manufacturing processes and qualification.
Semiconductor/solar array manufacturing tools, DOE/statistical analysis software, Python, MATLAB, XRD/SEM/EDS/FTIR/DSC/TGA (characterization tools)
1d
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Principal Additive Manufacturing Engineer
Los Angeles, California, United States
OnsiteFull Time
5+ YOEBS, MS, or PhD in a relevant engineering, materials science, manufacturing, welding, metallurgy, physics, or related field; 5+ years of hands-on AM or related metal processing experience; expertise in metal AM processes and process development.
LPBF, DED, WAAM, EBAM, CAD
4d
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Packaging Engineer
Playa Vista, California, United States
$85k-$104k/yr HybridFull Time
2+ YOEBachelor’s degree in packaging or equivalent; 2–4 years of CPG packaging development experience; proficiency in TOPS/CAPE, Minitab or JMP, Google Suite, and Gemini; packaging materials and retailer compliance knowledge.
TOPS/CAPE, Minitab, JMP, Google Suite, Gemini, JD Edwards, Veeva
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
1mo
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Lead Propulsion Component Engineer
Los Angeles, California, United States
$139k-$187k/yr OnsiteFull Time
7+ YOEBachelor's in mechanical/aerospace engineering, 7+ years developing mechanical or propulsion hardware, experience owning hardware through test/production, strong fluids/thermodynamics/materials fundamentals, hands-on design/build/integration, and US person or eligible for deemed export licensing.
NX, ANSYS
6d
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Sr. Manufacturing Engineer- CNC Programmer
Mojave, California, United States
$117k-$154k/yr OnsiteFull Time
5+ YOEExtensive CNC machining and programming experience, multi-axis and 5-axis proficiency, Mastercam programming and simulation, experience with FANUC/Haas controls, material experience (aluminum, titanium, Inconel), and ability to develop machining processes from design to production.
Mastercam 2026, Mastercam Verify, NX, NX simulation, SolidWorks, Teamcenter, Jira, FANUC, Haas, ProtoTRAK, Matsuura
2mo
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Scientist-Engineer III (85113)
El Monte, California, United States
$111k-$134k/yr OnsiteFull Time
5+ YOEB.S. in a scientific or engineering field required; advanced degree desirable. Training in composite technology or mechanical/analytical testing; 5+ years working with composite materials or resin formulations; IP experience a plus. ITAR (U.S. person) required.
2mo
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Scientist-Engineer III (85113)
El Monte, California, United States
$111k-$134k/yr OnsiteFull Time
5+ YOEB.S. in a scientific or engineering field; 5+ years working with composite materials or resin formulations; training in composite technology or mechanical/analytical testing; advanced degree desirable; experience with IP a plus; ITAR requires U.S. person status.
2w
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2027 Burbank PhD Program - Aerospace Product Developer
Burbank, California, United States
$110k-$120k/yr OnsiteFull Time
Degree in chemistry, chemical engineering, materials science or related; strong communication skills; customer-focused; available for 10-20% travel.
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