9 materials scientist jobs at 4 companies in Perris, CA
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Project Scientist Position 2026-2027
Irvine, California, United States
$104k-$229k/yr OnsiteFull Time
Ph.D. in Materials Science or related field required; experience in advanced materials, manufacturing, characterization, biomaterials, energy materials, modeling, or nanoscale materials preferred.
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.
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.
1mo
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Open Positions - Project Scientist Series
Irvine, California, United States
$79k-$209k/yr OnsiteFull Time
Submit CV and contact information for 3-5 references; accepting all applicants; application materials include CV and optional cover letter and research statement.
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Project Scientist - CSST or CAC
Irvine or Los Angeles or San Diego or Orange County
$71k-$129k/yr FieldFull Time
2+ YOE2+ years regulated materials/industrial hygiene experience, Bachelor's in Environmental Science/OHS, CAC or CSST required, CIH preferred, valid driver\u0002s license, able to travel and perform site fieldwork.
1w
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Project Scientist - CSST or CAC
Irvine, California, United States
$29-$45/hr FieldPart Time
2+ YOE2+ years in regulated materials/industrial hygiene, bachelor’s degree in environmental science or related field, CAC or CSST required, CIH preferred, valid driver’s license, ability to pass background/drug/physical checks.
3mo
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III-V & Active Laser Scientist
Temecula, California, United States
$175k-$185k/yr OnsiteFull Time
10+ YOEPh.D. preferred or MS in physics/EE/material science; 10+ years in photonics device design; lasers, MZM, photodiode physics; startup mindset.
Ansys Lumerical, Zemax, Speos, JMP, Minitab
3mo
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Sr. III-V & Active Modulator/Photodiode Scientist
Temecula, California, United States
$140k-$180k/yr OnsiteFull Time
5+ YOESenior-level expert in InP MZM design/characterization; MS/PhD in physics/EE/materials; extensive industrial experience; strong analytical and communication skills.
1mo
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Project Scientists - Open Ranks 2026-27
Irvine, California, United States
$79k-$209k/yr OnsiteFull Time
Ph.D. in chemistry or a related field required; expertise in one of inorganic, organic/chemical biology, physical/analytical, polymer/materials/nanoscience, or theoretical chemistry; apply with CV, cover letter, and references.