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17 prototype engineer jobs at 13 companies in Yucaipa, CA

3mo
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Project Engineer – Prototype Aircraft and Special Projects
Adelanto, California, United States
$81k-$142k/yr HybridFull Time
General Atomics
General Atomics: Designs and manufactures unmanned aircraft and nuclear technology systems.
3+ YOEBachelor's/master's/PhD in engineering or equivalent experience; 3+ years engineering experience; ability to obtain DoD Secret clearance; proficiency with Microsoft Project, Excel, PowerPoint; experience with composite structures and cross-functional project leadership.
Microsoft Project, Microsoft Excel, Microsoft PowerPoint
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Project Engineer – Prototype Aircraft and Special Projects
Adelanto, California, United States
$98k-$171k/yr HybridFull Time
General Atomics
General Atomics: Designs and manufactures unmanned aircraft and nuclear technology systems.
2+ YOEBachelor's (or higher) in engineering or equivalent experience; 2–6+ years experience depending on degree; DoD Secret clearance required; proficiency in Microsoft Project/Excel/PowerPoint; experience with composite structures; strong communication skills.
Microsoft Project, Microsoft Excel, Microsoft PowerPoint
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2mo
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Manufacturing Engineer
Victorville, California, United States
$85k-$170k/yr OnsiteFull Time
Mach Industries
Mach Industries: Designs and manufactures autonomous unmanned aerial vehicles for defense.
1+ YOE1+ years in mechanical engineering with focus on designing/prototyping mechanical systems; strong CAD (NX/SolidWorks); programming (Python, MATLAB, C++); Bachelor in Mechanical, Aerospace, or Electrical Engineering; hands-on hardware development experience.
NX, SolidWorks, Python, MATLAB, C++
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1mo
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Mechanical Engineer II
Brea, California, United States
$97k-$105k/yr HybridFull Time
RAVE Aerospace
RAVE Aerospace: Developing in-flight entertainment and connectivity systems for airlines.
3+ YOEBachelor's in Engineering (or equivalent), 3+ years engineering experience, CAD design and mechanical drawing, prototyping/validation, testing and fixture design, fabrication/assembly experience, cross-functional collaboration.
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Senior Engineer, Special Projects
Irvine or Plymouth or Normal
$108k-$135k/yr OnsiteFull Time
Rivian
RivianNASDAQ: RIVN: Designs and manufactures electric vehicles and charging networks.
Bachelor's in engineering or equivalent; hands-on prototype design and fabrication experience; CAD (Catia) proficiency; knowledge of vehicle systems, materials, and low-volume manufacturing; welding and machining skills a plus.
Catia, CAD
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Mechanical Engineer II
Laguna Hills, California, United States
$80k-$100k/yr OnsiteFull Time
Sonendo
SonendoOTCQX: SONX: Medical technology transforming dentistry through innovative device systems.
2+ YOEBachelor's in Mechanical Engineering with 2+ years experience (or advanced degree), skilled in mechanical design, 3D CAD modeling, prototyping, testing, design control in regulated industries, DOE exposure, and risk management.
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Design Engineer II
Rancho Santa Margarita, California, United States
$75k-$95k/yr OnsiteFull Time
Applied Medical
Applied Medical: Manufacturer of advanced medical devices and surgical products.
2+ YOETwo–three years mechanical/product design engineering; Bachelor’s in related field; CAD (SolidWorks); GD&T; prototyping; technical writing; cross‑functional teamwork.
SolidWorks, CAD, Geometric Dimensioning and Tolerancing, Prototyping, Documentation
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Mechanical Engineer II, Special Projects
Irvine or Plymouth or Normal
$86k-$107k/yr OnsiteFull Time
Rivian
RivianNASDAQ: RIVN: Designs and manufactures electric vehicles and charging networks.
Bachelor's degree in engineering (or equivalent); understanding of vehicle systems; hands-on prototype/build experience; CAD (CATIA) proficiency; knowledge of low-volume manufacturing and fabrication; strong teamwork and problem-solving skills.
CATIA, CAD
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1w
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Product Development Engineer II
Rancho Santa Margarita, California, United States
$75k-$120k/yr OnsiteFull Time
Applied Medical
Applied Medical: Manufacturer of advanced medical devices and surgical products.
5+ YOEBachelor's in Mechanical or Biomedical Engineering, 5+ years medical device or regulated industry experience, CAD/GD&T proficiency, DFM experience, prototype development, strong communication and technical writing.
CAD, GD&T, Product Lifecycle Management (PLM), Minitab
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OEM Sr. Product Design Engineer
Corona, California, United States
$120k-$140k/yr OnsiteFull Time
K&N Engineering
K&N Engineering: Manufacturing high-performance automotive and industrial air filtration systems.
7+ YOEBachelor's in engineering, 7+ years OEM/high-volume product design experience, SolidWorks proficiency, DFM/DFMA and manufacturing process experience, prototype/testing and simulation knowledge.
SolidWorks, FEA, 3D printing, laser cutting
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2w
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PCB Design Engineer
Foothill Ranch, California, United States
$115k-$145k/yr OnsiteFull Time
TAE Technologies
TAE Technologies: Developing commercial fusion energy and advanced power management technologies.
4+ YOE4+ years PCB design experience, proficiency with Altium Designer, multilayer PCB layout, analog/digital circuit knowledge, prototype bring-up, and lab test equipment.
Altium Designer, Draftsman, OutputJob, LTspice, Micro-Cap, Simulink, Gerber, Oscilloscope, Multimeter, Function Generator, Power Supply
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Product Development Electrical Engineer - Medical Device
Rancho Santa Margarita, California, United States
$72k-$90k/yr OnsiteFull Time
Applied Medical
Applied Medical: Manufacturer of advanced medical devices and surgical products.
3+ YOEBachelor's in Electrical or Computer Engineering, 3+ years in electrical design/product development/R&D, hands-on PCB/Altium experience, analog/digital and high-speed signal design, lab troubleshooting, and ability to take designs from prototype to production.
Altium, oscilloscope, signal generator
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Mechanical Design and Manufacturing Engineer
Ontario, California, United States
$80k-$140k/yr OnsiteFull Time
Canopy Aerospace & Defense
Canopy Aerospace & Defense: Manufacturer of advanced thermal and signature-reducing aerospace materials.
4+ YOE4+ years mechanical design and manufacturing experience with metallics, composites, and TPS; proficiency in SolidWorks and PLM/CAD tools; strong knowledge of materials, prototyping, GD&T, and manufacturability; bachelor’s degree or equivalent; ability to obtain U.S. security clearance and meet export-control eligibility.
SolidWorks, PLM, CAD/CAM, GD&T, CNC
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Enterprise Sales Engineer (Remote)
San Francisco or New York City or Palm Springs or United States
RemoteFull Time
Pallet
Pallet: Automating logistics and supply chain workflows using AI agents.
5+ YOE5+ years in Sales/Systems/Forward Deployed Engineering at B2B SaaS or AI companies; strong technical fluency with APIs/JSON, system integrations, low-code prototyping, and customer-facing presentation skills.
Zapier, Retool, Make, Postman, APIs, JSON, Retrieval-Augmented Generation (RAG)
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3w
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Director of Innovation Engineering
Karlskoga or Yorba Linda
$170k-$231k/yr OnsiteFull Time
Envista
EnvistaNYSE: NVST: Manufactures and sells a comprehensive range of dental products.
10+ YOE10+ years engineering/R&D leadership experience, advanced degree in engineering or business, expertise in emerging technologies (e.g., AI/GenAI), experience with product development, prototyping, budgets, and Agile/DevOps methods.
AI/GenAI, Agile, DevOps
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Product Designer
Ontario, California, United States
OnsiteFull Time
Safariland
SafarilandNYSE: CDRE: Manufacturer of tactical holsters and body armor for professionals.
3+ YOE3+ years product design experience with 2D/3D CAD, SolidWorks, prototyping, plastic injection molding, CNC and rapid prototyping; B.S. in Mechanical Engineering or technical equivalent; ability to build prototypes and work with firearms.
SolidWorks, PowerShape, DraftSight, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, CAD, ERP, 3D printers, 3D scanner, CNC, Consew leather machine
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6d
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Senior Technical Designer, Combat | Unannounced Project - Irvine, CA
Irvine, California, United States
$82k-$152k/yr HybridFull Time
Blizzard Entertainment
Blizzard EntertainmentNASDAQ: MSFT: Develops and publishes interactive video games and services.
8+ YOE8+ years in technical/combat/systems design, shipped game experience, strong scripting for prototypes, combat systems tuning, collaboration across disciplines, experience with modern game engines.
Unreal Engine Blueprint
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