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17 materials science engineer jobs at 14 companies in Lancaster, CA

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Materials and Process Engineer 3/4
Woodland Hills, California, United States
$104k-$194k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
5+ YOEActive US Secret clearance, STEM bachelor's (materials science preferred), 5+ years engineering experience (Principal) or 8+ years (Sr Principal), metallurgy and manufacturing process knowledge, lab/ metallography experience.
SEM
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Materials and Process Engineer 2/3
Woodland Hills, California, United States
$83k-$155k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEBS in STEM (materials science preferred) with 2+ years engineering experience (5+ years for principal), U.S. citizenship, ability to obtain Secret clearance, knowledge of metallurgy, adhesives, testing methods, lab techniques, and manufacturing processes.
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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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PCB Reliability Engineer (Starship)
Hawthorne, California, United States
$100k-$135k/yr OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
1+ YOEBachelor's degree in materials science, chemical engineering, electrical engineering, manufacturing engineering; 1+ years PCB design/reliability/fabrication experience.
PCB materials, PCB fabrication processes, IPC standards, X-Ray, Cross-section, Polishing, Statistical techniques, Experiment design, Process capability, ECAD software
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Lead Packaging Engineer
Palo Alto or Los Angeles or Boston or Chicago or Sydney
$200k-$260k/yr OnsiteFull Time
Diraq
Diraq: Builds scalable quantum processors using silicon CMOS technology.
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.
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Senior Process Engineer (Advanced R&D)
Los Angeles, California, United States
$140k-$200k/yr OnsiteFull Time
Freeform
Freeform: Deploys autonomous AI-powered metal 3D printing factories.
5+ YOESenior process engineer with 5+ years in complex physics-based process development; DOE, data analysis, and large data sets; materials science/physics/mechanical engineering.
MATLAB, Python, R, JMP, Minitab
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Radiation Effects Engineer II
Seattle or Phoenix or Huntsville or Denver or Los Angeles or Reston
OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
2+ YOEBS in Electrical Engineering, Physics, CS, Nuclear Science or related; experience with radiation effects on electronics and materials; familiarity with ionizing/non-ionizing radiation, SEE/TID/DDD; strong communication; willing to travel.
Python, C, Gitlab, SQL, I2C, SPI
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Component Engineer, SME - Part-Time (BT-26115)
Pasadena, California, United States
$140k-$200k/yr RemotePart Time
Bastion Technologies
Bastion Technologies: Engineering and mission assurance services for the aerospace industry.
20+ YOEUS citizenship or permanent residency; bachelor's in electrical engineering, physics, materials science/engineering, applied mathematics or related; 20+ years in components/parts engineering; expertise in RF, Hybrid, Magnetics, Photonics, VLSI, or Passives; experience with COTS parts in high-reliability space programs.
Microsoft Office, TEAMS, CAD, Engineering Analysis Tools
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Solid Propellant Engineer
Victorville, California, United States
$130k-$175k/yr OnsiteFull Time
Mach Industries
Mach Industries: Designs and manufactures autonomous unmanned aerial vehicles for defense.
Bachelor’s degree in aerospace, mechanical, chemical, or materials science; solid propulsion experience; combustion/thermodynamics/propulsion fundamentals; hands-on lab work; ability to obtain US security clearance.
CFD, FEA, Thermal analysis, Propulsion simulation, Modeling and simulation tools
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Microelectronics Fabrication & Process Integration Engineer, MOSIS 2.0
Marina Del Rey, California, United States
HybridFull Time
University of Southern California
University of Southern California: Private research university providing higher education and healthcare services.
5+ YOEBachelor’s in Electrical Engineering, Materials Science, Physics, or related field; 5+ years semiconductor fabrication experience; US person; strong communication; fabrication knowledge; hybrid work.
lithography, deposition, etch, metrology, data analysis, AI/ML
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Lead Carbon Nanomaterials Engineer
Los Angeles, California, United States
OnsiteFull Time
Arcturus
Arcturus: Develops carbon nanomaterial-infused metal composites for high-performance conductors.
8+ YOEPhD or MS in materials science, chemistry, chemical engineering, physics, or related field; 8+ years leadership in applied research; deep carbon nanomaterials expertise; strong scientific writing
Raman spectroscopy, Scanning Electron Microscopy (SEM), EDS (Energy-dispersive X-ray spectroscopy), Characterization techniques
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Applied Scientist, Materials and Process Development, AWS 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 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
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Safety and Health Engineer II
Pasadena, California, United States
$95k-$118k/yr OnsiteFull Time
Jet Propulsion Laboratory
Jet Propulsion Laboratory: Leading robotic space exploration and planetary research for NASA.
3+ YOEBachelor's in safety, industrial hygiene, environmental science, engineering or related plus 3+ years (or Master’s +1) experience; knowledge of Cal/OSHA GISO, injury investigation, hazard ID, corrective actions; familiarity with industrial hygiene, hazardous materials, health physics, fire/life safety; MS Office proficiency.
Microsoft Office, Microsoft SharePoint
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Senior Associate, Structures & Dynamics Engineering (39637)
Canoga Park, California, United States
$77k-$142k/yr OnsiteFull Time
L3Harris Technologies
L3Harris TechnologiesNYSE: LHX: Aerospace and defense providing mission-critical technology solutions.
Pursuing a master's in mechanical/aerospace/engineering mechanics/materials science or completed a bachelor’s within last 12 months; experience with image science, algorithm assessment, engineering analysis, and technical writing; eligible for security clearance may be required.
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Process Engineering Internship (Fall 2026)
Los Angeles or Hawthorne or El Segundo
$30-$35/hr OnsiteFull Time, Internship
Freeform
Freeform: Deploys autonomous AI-powered metal 3D printing factories.
Currently pursuing a Bachelor's in materials science, physics, or engineering; experimental design and statistical data analysis experience; strong data analysis skills; experience with Python and/or MATLAB.
Python, MATLAB, R, JMP, Minitab
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Project Scientist Position in MSE AY 25-26
Los Angeles, California, United States
OnsiteFull Time
University of California
University of California: A public research university system providing education and healthcare.
Ph.D. in materials science or related engineering field; strong research record and demonstrated teaching ability; level of appointment commensurate with qualifications.
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2mo
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Senior Fab Quality Manager - InP Photonics
Alhambra, California, United States
$130k-$185k/yr OnsiteFull Time
Semtech
SemtechNASDAQ: SMTC: Produces high-performance analog and mixed-signal semiconductor products
7+ YOEMaster's in Electrical/Electronic Engineering, Applied Physics, Materials Science or Optical Engineering; 7+ years in quality/process engineering in III-V photonics; ISO9001/ISO14001 experience; InP epitaxy and wafer fabrication knowledge.
MOCVD, MBE, LIV, SPC, DFM, DFT, FMEA, Python, Minitab, JMP
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