31 materials engineer jobs at 15 companies in Modesto, CA
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Material Applications Engineer
Riverbank, California, United States
$82k-$115k/yrOnsiteFull Time
Silgan HoldingsNYSE: SLGN: Manufactures metal and plastic packaging for consumer goods.
Bachelor's in materials/engineering/chemistry/food packaging; experience with coatings, sealants, manufacturing support, material trials, testing, and supplier collaboration; strong problem-solving and communication skills.
Target Fabrication and Materials Characterization Technologist
Livermore, California, United States
$44-$64/hrOnsiteFull Time
Lawrence Livermore National Laboratory: Develops science and technology for United States national security.
Ability to obtain DOE Q clearance (U.S. citizenship), associate degree or equivalent experience in chemistry/materials/electronics/engineering, experience in materials fabrication, metrology, microscopy, proficiency with Microsoft Office, and ability to work with hazardous materials.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microscope, Optical coordinate measuring machine, Scanning Electron Microscope (SEM), White-light interferometry, Ion milling, Electropolishing, Vacuum coating
Stockton or Tangent or Central Point or Bend or Portland
$110k-$120k/yrOnsiteFull Time
Knife RiverNYSE: KNF: Produces construction materials and provides heavy civil contracting services.
5+ YOEBachelor’s in mining engineering; 5+ years in aggregate materials; knowledge of mining engineering concepts; proficient with MS Office and industry software; strong communication; continuous improvement mindset.
AutoCAD Civil 3D, Carlson, MineSight, ESRI GIS, MS Office
Specialized: Designs and manufactures high-performance bicycles and cycling equipment.
5+ YOE5+ years in footwear development; experience with injected materials and rubber compounds; manage tooling development; cost and schedule management; willingness to travel 3-4 times per year; bachelor's in engineering or related field.
FM Industries: Manufacturing precision components and coatings for semiconductor equipment.
7+ YOEB.S. or M.S. in Engineering (Mechanical or Materials), 7+ years precision manufacturing experience; develop lean processes, support customers, lead NPI projects; proficiency with ERP, CAD, Microsoft Excel/PowerPoint; cleanroom & testing experience.
ERP, 3D CAD, CAD, Microsoft Excel, Microsoft PowerPoint, mill, lathe, screw machine
10+ YOEBS/MS/PhD in Mechanical Engineering, minimum 10 years industry experience in biotech/medical devices/robotics/instrumentation. Deep mastery of kinematics, thermals, materials, fluidics, stress analysis; SolidWorks and EPDM/PDMWorks; FEA; product development and system integration experience; leadership and mentorship experience.
SolidWorks, EPDM/PDMWorks, Finite Element Analysis (FEA)
Acuren: Provider of inspection, NDE, and industrial asset integrity services.
5+ YOEBachelor’s in Chemical, Materials, or Electrical Engineering; 5+ years CP design/management; CP4 certification or ability to obtain; HawkEye system experience; advanced Excel/VBA; valid driver’s license.
HawkEye, Microsoft Excel, VBA, CP modeling software, Data acquisition systems
Sunbelt Controls: Provides building automation and systems integration for energy-efficient facilities.
2+ YOEDesign controls systems, select materials, develop sequences, produce closeout documents; proficiency with AutoCAD, Visio, EDS, Microsoft Office/Windows; OSHA 10/30 training; valid California driver’s license; 2+ years BAS experience or Associates degree.
AutoCAD, Microsoft Visio, EDS, Microsoft Office, Microsoft Windows, TCP/IP
Cleared Composite Design and Test Engineer - Weapon Subsystems, Onsite
Livermore or Albuquerque or Kansas City
$122k-$238k/yrOnsiteFull Time
Sandia National Laboratories: Federal research and development laboratory for national security.
Bachelor's degree or equivalent in a relevant engineering discipline, active DOE Q clearance (Sigma 14/15) required, experience or coursework with composite materials, CAD/FEA tools, manufacturing processes, prototype testing, and ability to work onsite in California.
Cleared Composite Design and Test Engineer - Weapon Subsystems, Onsite
Livermore, California, United States
$122k-$238k/yrOnsiteFull Time
Sandia National Laboratories: Conducts science and engineering research for national security.
Bachelor's degree or equivalent experience, active DOE Q clearance (or ability to obtain), experience with composite materials, CAD and FEA tools, prototype fabrication/testing, and strong communication skills.
Terracon: Provides geotechnical, environmental, construction, and facilities engineering services.
4+ YOEHigh school diploma; associates preferred; 4-6 years construction inspection; valid driver’s license; multiple certifications in materials testing, geotechnical, and inspection; internal safety certifications.
Associate Instructor in Chemical and Materials Engineering/Engineering: AY 26-27
Merced, California, United States
$86k/yrOnsitePart Time
University of California: A public research university system providing education and healthcare.
1+ YOEMaster's in subject area, 1 year TA experience, full‑time UC Merced graduate student status, qualifying GPA, oral English proficiency when applicable, and eligibility under Graduate Policies.
Garney Construction: Provides heavy construction services for water and wastewater infrastructure.
5+ YOEDegree in civil engineering or construction management preferred; 5-7 years construction experience; ability to negotiate and purchase materials, maintain as-built documents, act as owner/engineer contact, verify inventory, and survey job sites.
R&D Packaging Scientist 1 (Recent Grad Starting in 2026)
Pleasanton, California, United States
HybridFull Time
CloroxNew York Stock Exchange: CLX: Manufactures and markets consumer cleaning and wellness products.
Recent graduate (Dec 2025–Aug 2026) with a 3.0+ GPA in packaging, materials, or mechanical engineering; knowledge of ASTM testing; experience with ArtiosCAD and TOPS; able to work in a lab and prototype samples.
Gexpro ServicesNASDAQ: DSGR: Manages production inventory and supply chains for manufacturers.
2+ YOEQuality control/inspection experience required; ability to perform mechanical and visual inspections, interpret engineering drawings, use calibrated measuring tools, document nonconforming material, stand continuously and lift up to 75 lbs.
Blue Ridge Summit or Hagerstown or Annapolis or Pembine or Ione
OnsiteFull Time
Specialty Granules (SGI): Manufactures mineral granules for the roofing and building industries.
Supports milling operations, samples and analyzes production material, recommends process improvements, maintains inventory records; requires BS in Engineering (entry-level experience), MSHA/safety knowledge, statistical analysis and PC skills, ability to lift up to 50 lbs.