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24 materials development engineer jobs at 18 companies in Rialto, CA

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Senior Materials Engineer - Metals
Tustin or Plymouth or Normal
$99k-$123k/yr OnsiteFull Time
Rivian
RivianNASDAQ: RIVN: Designs and manufactures electric vehicles and charging networks.
5+ YOEMaster’s degree in materials/metallurgical/mechanical engineering, 5+ years in automotive product development, deep steel metallurgy, light-metal knowledge, hands-on microscopy and testing, familiarity with manufacturing and supplier processes, strong communication.
microscopy, formability testing, mechanical testing, corrosion evaluation, APQP, PPAP, DFMEA, PFMEA, CAE
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2mo
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Principal Process Development Engineer
Murrieta, California, United States
$101k-$178k/yr OnsiteFull Time
Attalon
Attalon: Designs and manufactures precision optical and laser systems.
9+ YOEBachelor's in engineering, physics, or material science; 9+ years in optical manufacturing; strong analytical and problem-solving skills; experience in precision manufacturing; preferred: diamond turning, optics fabrication, optical metrology, opto-mechanical assembly.
Diamond Turning, Optical Metrology, Profilometry, Interferometry, Opto-mechanical Assembly, Conventional Optics Fabrication
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Staff R&D Materials Chemist Engineer
Pomona, California, United States
$135k-$165k/yr OnsiteFull Time
Envista
EnvistaNYSE: NVST: Manufactures and sells a comprehensive range of dental products.
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
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2mo
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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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2mo
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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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Quality Engineer
Anaheim, California, United States
$80k-$95k/yr OnsiteFull Time
Verus Aerospace
Verus Aerospace: Manufactures complex precision components for the aerospace industry.
1+ YOEBS in Mechanical/Industrial Engineering or equivalent experience, minimum 1 year quality department experience, ability to interpret engineering drawings, apply statistical quality control, perform audits, and develop training materials.
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Engineer II, Technology (Metallurgy)
Irvine, California, United States
OnsiteFull Time
ATI
ATINYSE: ATI: Manufactures specialty materials and metal components for aerospace and defense.
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
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1mo
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Senior Product Sourcing Engineer, Raw Materials
Costa Mesa, California, United States
$146k-$194k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
6+ YOEBachelor's in engineering, 6+ years in sourcing or supplier development for electronics/mechanical devices, domain expertise in cost/TCO work, travel 10–40%, and willingness to relocate to be onsite in Costa Mesa, CA.
Lattice OS
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Business Development Manager – Electronics (Vespel®)
Nogales or San Diego or Pasadena or Houston or Sunnyvale or Hayward or San Clemente or Tucson or Buffalo or Carlsbad or Glens Falls or Oregon or Delaware or United States
RemoteFull Time
DuPont
DuPontNYSE: DD: Produces high-performance polymers and specialty materials for industrial applications.
5+ YOE5+ years in business development/technical sales/application engineering within semiconductor equipment, advanced materials, or precision components; proven ability to influence OEM specifications and drive application-led growth; strong technical and commercial acumen.
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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
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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1mo
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Principal Engineer, R&amp;D
Aliso Viejo, California, United States
$129k-$170k/yr OnsiteFull Time
MicroVention
MicroVention: Manufacturer of neurovascular medical devices for stroke treatment.
10+ YOEBachelor's in Mechanical/Industrial/Materials Engineering, 10+ years medical device experience, strong written/verbal skills, device design/development and manufacturing knowledge, proficiency with MS Office, Minitab, SolidWorks/CAD, regulatory and IP experience.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Minitab, SolidWorks, CAD
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1mo
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Scientist-Engineer III (85113)
El Monte, California, United States
$111k-$134k/yr OnsiteFull Time
The Gill Corporation
The Gill Corporation: Manufactures high-performance composite materials and components for aerospace industries.
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.
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1mo
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Scientist-Engineer III (85113)
El Monte, California, United States
$111k-$134k/yr OnsiteFull Time
The Gill Corporation
The Gill Corporation: Manufacturer of high-performance composite materials for aerospace and aviation.
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.
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1mo
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Business Development Manager (Ontario, CA, US, 91764)
Ontario or California
$130k-$160k/yr OnsiteFull Time
ASSA ABLOY
ASSA ABLOYNasdaq Stockholm: ASSA B: Global manufacturer of locks and automated entrance systems.
5+ YOE5+ years in business development/sales or account management (custom manufacturing/engineered-to-order preferred); bachelor’s degree preferred; strong building materials/specification sales knowledge; CRM proficiency; willingness to travel up to 50%.
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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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3mo
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Director, Bourns Advanced Research, Development & Test Lab (Riverside, CA, US, 92507)
Riverside, California, United States
$170k-$180k/yr OnsiteFull Time
Bourns
Bourns: Manufactures and sells electronic components and sensor solutions.
Advanced degree in Engineering, Physics, or Materials Science; strong leadership and stakeholder skills; experience in labs or innovation programs.
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Specialist Position 2026-2027
Irvine, California, United States
$57k-$202k/yr OnsiteFull Time
University of California
University of California: A public research university system providing education and healthcare.
Requires B.S., M.S., or Ph.D. in Materials Science and Engineering or related field and experience in areas such as additive manufacturing, materials characterization, biomaterials, energy materials, modeling, or nanoscale materials.
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Student Research Assistant
Orange, California, United States
$18/hr OnsitePart Time
Chapman University
Chapman University: A private university offering undergraduate and graduate degree programs.
Undergraduate Fowler School of Engineering student; hands-on materials and mechanical engineering research; strong problem-solving, documentation, and oral/written communication skills.
ADLP, resin 3D printer, universal testing machine
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1mo
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Associate Lab Manager (USA - Anaheim, CA, US)
Anaheim, California, United States
$99k-$149k/yr OnsiteFull Time
Syensqo
SyensqoEuronext Brussels: SYENS: Develops specialty chemicals and advanced materials for global industries.
5+ YOEBachelor's degree in business, science, engineering or technology; 5+ years technical experience in advanced materials; leadership experience preferred; experience with LIMS, Six Sigma/Lean, and lab testing processes.
LIMS, G-suite, Gmail, Sheets, Slides, Microsoft 365, Microsoft Outlook, Microsoft Excel, Microsoft PowerPoint
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