39 prototype engineer jobs at 25 companies in Calimesa, CA

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Prototype EDS Engineer - System Prototypes
Irvine, California, United States
$107k-$134k/yr HybridFull Time
Rivian and Volkswagen Group Technologies
Rivian and Volkswagen Group Technologies: Joint venture focused on software-defined vehicles and EV systems.
1+ YOEBachelor’s in engineering; 1 year automotive low-voltage design experience; read schematics; CAD experience preferred; strong documentation and communication.
CAD, Electrical Schematics, System Diagrams
2mo
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Sr. Prototype Engineering Technician
Pomona, California, United States
$31-$37/hr OnsiteFull Time
Envista
EnvistaNYSE: NVST: Manufactures and sells a comprehensive range of dental products.
3+ YOESenior prototype engineer responsible for prototyping, testing, and sustaining electro-mechanical dental devices in a regulated manufacturing environment.
SolidWorks, LabVIEW, Arduino, Microsoft Word, Microsoft Excel
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
1mo
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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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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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Design Engineer
Aliso Viejo, California, United States
$82k-$103k/yr OnsiteFull Time
Cervélo
Cervélo: Designs and manufactures high-performance racing and triathlon bicycles.
1+ YOEDegree in engineering or industrial design or equivalent experience, 1–3 years product design experience, CAD and prototype experience, proficiency with Microsoft Office, strong communication and collaboration skills.
CAD, SolidWorks, Microsoft Excel, Microsoft PowerPoint, Microsoft Word, Adobe Illustrator, Adobe InDesign, KeyShot, PhotoView 360, Alias, Rhino
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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.
3mo
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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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Senior Mechanical Engineer, Intelligence Systems
Santa Ana, California, United States
$146k-$194k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
10+ YOEActive U.S. Secret clearance,10+ years mechanical engineering experience,BS/M.Eng/MS/PhD,CAD and engineering drawings,hands-on fabrication,prototyping,thermal and structural analysis,ability to support manufacturing and test sites.
SiemensNX, Teamcenter
4w
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Principal Mechanical Engineer
Irvine, California, United States
$140k-$210k/yr OnsiteFull Time
MKS Instruments
MKS InstrumentsNASDAQ: MKSI: Supplies process control instruments and chemicals for semiconductor manufacturing.
8+ YOEBachelor's in Mechanical Engineering required; 8+ years in precision mechanical systems and vibration mitigation; SolidWorks and ANSYS (or equivalent) proficiency; FEA, modal analysis, GD&T, PLM/ERP (Agile, SAP); leadership and test/prototyping experience; travel <10%.
SolidWorks, ANSYS, FEA, CAD, PLM, ERP, Agile, SAP, GD&T, BOM
3w
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Mechanical Design Engineer II
Santa Ana, California, United States
$70k-$100k/yr OnsiteFull Time
Nikkiso
NikkisoTokyo Stock Exchange: 6376: Manufacturer of industrial fluid equipment and medical devices.
1+ YOEBachelor's in engineering required, 1+ years mechanical design experience, proficiency with SolidWorks, FEA, CAD, GD&T, and Microsoft Office; able to design, model, and test prototypes and produce drawings and specifications.
SolidWorks, FEA, CAD, GD&T, Microsoft Office Suite
1mo
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Product Development Engineer II
Irvine, California, United States
$71k-$98k/yr OnsiteFull Time
Integra LifeSciences
Integra LifeSciencesNASDAQ: IART: Manufacturing surgical instruments and regenerative medical technology devices.
3+ YOEBachelor's in Engineering, 3+ years medical device product development, SolidWorks and Microsoft Office proficiency, experience with prototyping, design for manufacturability, V&V testing, and knowledge of design controls and relevant standards.
SolidWorks, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Project, Minitab, Microsoft Visio
2w
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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
1w
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Senior R&D Engineer- Mechanical NPD
Irvine, California, United States
$89k-$149k/yr OnsiteFull Time
Stryker
StrykerNYSE: SYK: Manufactures medical devices and equipment for healthcare providers.
2+ YOEBachelor's in Mechanical or Biomedical Engineering plus 2+ years experience; ability to design and prototype catheter-based devices, create drawings, apply GD&T and CAE, and follow design controls and risk management.
GD&T, CAE, 3D printing
3w
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Senior Principal Mechanical Engineer (HTI) - JJMT Electrophysiology
Irvine, California, United States
$122k-$213k/yr OnsiteFull Time
Johnson & Johnson
Johnson & JohnsonNYSE: JNJ: Global healthcare providing pharmaceuticals and medical technologies.
10+ YOEBachelor's in engineering required; 10+ years medical device R&D with experience in early-stage incubation, prototyping, miniaturization, catheter/device development, cross-functional leadership, and technical documentation.
SolidWorks, AutoCAD, DTV, DTQ
3w
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Senior Principal Mechanical Engineer (HTI) - JJMT Electrophysiology
Irvine, California, United States
$122k-$213k/yr OnsiteFull Time
Johnson & Johnson
Johnson & JohnsonNYSE: JNJ: Provides pharmaceutical products and medical technology healthcare solutions.
10+ YOEBachelor’s in engineering required (Master’s/PhD preferred); 10+ years medical device R&D with early-stage incubation and catheter/device design; prototyping and validation experience; leadership and cross-functional collaboration.
SolidWorks, AutoCAD, PMM
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
3w
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Senior Principal Mechanical Engineer (HTI) - JJMT Electrophysiology
Irvine, California, United States
$122k-$213k/yr OnsiteFull Time
Johnson & Johnson
Johnson & JohnsonNYSE: JNJ: Develops and manufactures pharmaceutical drugs and medical devices.
10+ YOEBachelor's in engineering required (master/PhD preferred); 10+ years medical device R&D with experience in early-stage incubation, prototype development, miniaturization, and catheter technologies; leadership and cross-functional collaboration skills.
SolidWorks, AutoCAD, DTV, DTQ
2mo
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2026 Early Career System Hardware Design Engineer
Irvine, California, United States
$100k-$120k/yr OnsiteFull Time
TP-Link
TP-Link: Global manufacturer of networking hardware and smart home devices.
0+ YOEBachelor's or Master's in EE/Computer Engineering, 0-2 years relevant hardware experience, foundation in circuit theory, hands-on schematic/PCB and prototype debugging, lab equipment use, and US work authorization without sponsorship.
Altium Designer, Cadence Allegro, OrCAD, oscilloscopes, multimeters, power supplies, spectrum analyzers, vector network analyzers, signal generators, logic analyzers