208 prototype engineer jobs at 119 companies in Cotati, CA
2w
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Prototype Engineer
San Francisco, California, United States
OnsiteFull Time
Design and fabricate mechanical, electrical, and sensor prototypes; develop quick-turn PCBs and wiring; perform assembly, troubleshooting, and integration with control systems and firmware.
CAD, PCB
3w
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frog Product Prototype Developer (Fixed Term)
San Francisco or Boulder
$72k-$135k/yr OnsiteFull Time, Contract
3+ YOEBS in Mechanical Engineering or equivalent hands-on experience; 3+ years fabrication/prototyping with softgoods or consumer products; 3D CAD, DFM/DFA, FAI, ASME Y14.5 familiarity; portfolio encouraged.
3D CAD, DFM, DFA, First Article Inspection (FAI), ASME Y14.5
4d
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Staff Hardware Engineer, Prototyping
San Francisco, California, United States
$188k-$274k/yr OnsiteFull Time
6+ YOEBachelor's in EE/CE/Physics or equivalent,6+ years hardware/prototyping experience,3+ years technical leadership,EMR not relevant,experience in system architecture, rapid prototyping, hardware design.
Android, CAD
1mo
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Mechanical Engineer
San Francisco, California, United States
$110k-$140k/yr OnsiteFull Time
3+ YOEBS/MS in Mechanical Engineering, 3+ years engineering experience, structural design and FEA, CAD (Onshape/SolidWorks), DFM/GD&T, hands-on prototyping and manufacturing experience.
Onshape, SolidWorks, FEA, GD&T
2mo
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Hardware Systems Engineer
Cambridge or San Francisco
$105k-$150k/yr OnsiteFull Time
3+ YOEHands-on electro-mechanical hardware engineer with electronics, embedded firmware, and system integration experience; capable of bringing prototypes to shipping.
MCAD, ECAD, Embedded Firmware, System Architecture, PCB Design, C/C++
1w
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Mechanical Design Engineer
San Francisco, California, United States
OnsiteFull Time
Hands-on mechanical design and prototyping for durable, manufacturable robots; experience with bent sheet metal, cable routing, reliability engineering, and clear documentation.
Onshape
2w
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Electrical Engineer
Healdsburg, California, United States
$85k-$110k/yr OnsiteFull Time
0+ YOEBS or MS in engineering, experience across electrical design, PCB and harness work, prototyping, testing and system integration; U.S. citizenship, background screening, and DOT drug test required; security-investigation eligibility.
PCB, Oscilloscope, Logic Analyzer, Power Supply, Electronic Load, DMM, Signal Generator
2mo
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Mechanical Engineer II
Petaluma, California, United States
$82k-$116k/yr OnsiteFull Time
2+ YOEBachelors in Mechanical or Aerospace Engineering (or equivalent), 2+ years designing complex mechanical/electro-mechanical systems, SolidWorks/ANSYS proficiency, prototyping and ASME drawing standards experience.
SolidWorks, SolidWorks Simulation, ANSYS, SolidWorks EPDM, Microsoft Office, 3D printing
2w
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Product Systems Engineer
Alameda, California, United States
$110k-$140k/yr OnsiteFull Time
3+ YOEBachelor's degree in electrical or related engineering, 3+ years product/systems/sustaining engineering, prototyping/testing, system troubleshooting, ECO/ECR and RMA experience, bench test equipment familiarity.
Microsoft Office, CAD, AutoCAD, SolidWorks, JTAG, Oscilloscope, Logic Analyzer, I2C, SPI, UART
1mo
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Power Electronics Engineer
Petaluma or Austin
$80k-$189k/yr OnsiteFull Time
1+ YOEM.S. or Ph.D. in Electrical Engineering, hands-on power electronics design experience, familiarity with advanced power semiconductors and magnetics, ability to translate simulation to prototypes.
2mo
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Intern - Mechanical Engineer
San Francisco or Toronto
HybridInternship
Pursuing an engineering degree; experience designing robotics hardware, prototyping with microcontrollers and PCBs, strong CAD (Onshape/SolidWorks/Fusion360) and 3D printing skills, and interest in human-robot interaction.
Onshape, SolidWorks, Fusion360, microcontrollers, PCBs, 3D printing
3w
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Staff Mechanical Engineer, Integration
Berkeley, California, United States
$148k-$194k/yr OnsiteFull Time
8+ YOEBachelor's in Mechanical Engineering (or related) with 8+ years mechanical design experience; prototyping, thermal modeling, manufacturing optimization, vendor leadership, and interdisciplinary integration experience.
4d
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Mechanical Engineer, Vacuum Systems
Austin or San Francisco
OnsiteFull Time
2+ YOE2+ years mechanical/electromechanical design and hands-on prototyping experience; degree in engineering or physics; experience with vacuum/fluid hardware, pumps, valves, and thermal systems required.
3w
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Senior Mechanical Engineer
San Francisco, California, United States
$150k-$215k/yr OnsiteFull Time
7+ YOEBachelor's in mechanical engineering or related, 7+ years product development experience with electro-mechanical hardware, Solidworks and FEA/ANSYS experience, hands-on prototyping, manufacturing/vendor experience, quality system familiarity.
Solidworks, FEA, ANSYS, CAD
1mo
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Electrical Engineer (Systems / Integration / Experimentation)
San Francisco or California
OnsiteFull Time
Hands-on electrical engineering for scanner system integration, debugging, experiment design for ultrasound/transducer characterization, board/prototype design, and signal processing knowledge.
Altium, KiCad
2w
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Hardware Engineer (Product / Systems)
San Francisco, California, United States
OnsiteFull Time
1+ YOEDegree in engineering or equivalent experience, 1+ year building hardware systems, depth in one domain (mechanical/electrical/firmware) and fluency across others, prototype-to-deploy experience.
CAD
3w
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Software Engineer (Frontend)
San Francisco, California, United States
OnsiteFull Time
Frontend engineering experience building production React/TypeScript UIs; familiarity with Node and Python; strong product design sensibility, prototyping skills, and experience shipping customer-facing software.
React, TypeScript, Node, Python, Figma
3mo
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Hardware Engineer
San Francisco, California, United States
HybridFull Time
6+ YOEBachelor’s or Master’s in Electrical Engineering or related field; 6+ years hardware experience; expertise in autonomous sensing, high-performance embedded compute, sensor integration; proficient in C/C++/Rust and Python; able to prototype, test, and deploy hardware software.
C/C++, Rust, Python, Linux, NVIDIA Jetson, LIDAR, Camera, Radar, GNSS, IMU, GMSL, FPDlink, PCIe, Ethernet, CAN, UART, SPI, RS232/422/485
3mo
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Hardware Systems Engineer
San Francisco or Cupertino
OnsiteFull Time
3+ YOEBachelor's in Electrical or Computer Engineering; 3+ years hands-on prototype and functional verification with electronics; proficient with lab equipment; strong coding/scripting (Python, Perl, Shell, Unix).
Electronic testing equipment, Scripting languages, Python, Perl, Shell, Unix, Digital multimeter, Oscilloscope, Spectrum analyzer, Signal generator, Power supply, Data logger
2mo
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AI Research Engineer
San Francisco, California, United States
HybridFull Time
3+ YOEBachelor's degree in CS/AI or related field; at least 2 years in advanced R&D engineering for AI/HCI/HRI; 3 years of rapid prototyping experience.
Python, JavaScript, TensorFlow, PyTorch, ROS2, Shell scripting
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