1,691 prototype engineer jobs at 873 companies in United States

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Prototype Engineer
Homer, Michigan, United States
OnsiteFull Time
Brembo
BremboEuronext Milan: BRE: Publicly listed Italian manufacturer of braking systems and mobility technologies for cars, motorcycles, commercial vehicles, and racing.
Manage prototype builds and schedules, supervise direct reports, own prototype documentation, tooling and shipments, coordinate with product and manufacturing engineers, and participate in 5S/kaizen and process improvement.
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Prototype Engineer
Boynton Beach, Florida, United States
OnsiteFull Time
Anton Paar QuantaTec Inc.
Anton Paar QuantaTec Inc.: Private U.S. manufacturer of analytical instruments for porous-material characterization, serving industrial and research laboratories.
3+ YOEBS in Engineering, Physical Sciences, or Mathematics or equivalent experience; 3+ years in product development and engineering/physics; hands-on machining, 3D printing, CAD, PCB prototyping; ability to obtain passport for international travel.
SolidWorks, Creo, Python, LabView, MATLAB, CNC, 3D printing, CAD
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Prototype Engineer
Lexington, Massachusetts, United States
$116k-$182k/yr HybridFull Time
Massachusetts Institute of Technology
Massachusetts Institute of Technology: A private research university advancing knowledge in science and technology.
3+ YOEM.S. in Engineering, Robotics, Physics or related field (or B.S. with 3+ years experience); controls/robotics background; prototyping experience; U.S. citizenship required; ability to obtain Secret clearance; willingness to work on-site 3+ days/week and travel ~15%.
PX4, Ardupilot, Betaflight, Python, C/C++, SPI, I2C, UART, STM32, PIC16, Nvidia Jetson, Raspberry Pi, ROS/ROS2, Linux
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Prototype Engineer
San Francisco, California, United States
OnsiteFull Time
Physical Intelligence
Physical Intelligence: AI robotics developing foundation models and learning algorithms for robots and physically actuated devices.
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
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Prototype Engineer
Panama City Beach, Florida, United States
OnsiteFull Time
FWG Solutions
FWG Solutions: Systems integrator delivering cybersecurity, IT modernization, and engineering services to U.S. federal defense, intelligence, and civilian agencies.
8+ YOEBachelor's degree required, active Secret clearance, 8+ years experience in test planning, data analysis, instrumentation and prototype fabrication; strong communication and MS Office skills.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, ERP, MRP, MES
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Lead Prototype Engineer
Cambridge, Massachusetts, United States
$150k-$200k/yr OnsiteFull Time
Humanoid
Humanoid: UK-based AI and robotics building industrial humanoid robots for logistics, manufacturing, retail, and other sectors.
Hands-on electrical engineering background in rapid prototyping and debugging complex electrical systems; experience with low-voltage power, mixed-signal circuits, motor drives, sensors; ability to read schematics and PCB layouts; prior leadership or mentoring experience.
oscilloscopes, logic analyzers, power supplies
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Prototype Development Engineer
Melbourne, Florida, United States
OnsiteFull Time
Embraer
EmbraerNew York Stock Exchange: EMBJ: Brazilian aerospace manufacturer serving commercial airlines, business-jet operators, defense forces, and agricultural aviation customers.
5+ YOEBachelor's degree in engineering or related field; 5+ years prototype/mockup development and test experience; knowledge of aircraft interior prototype manufacturing; authorized to work in the U.S.; ability to travel and work flexible shifts.
Microsoft Office
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R&D Prototype Engineer
Newark, Delaware, United States
$64k-$104k/yr OnsiteFull Time
Coherent Corp.
Coherent Corp.NYSE: COHR: Developer and manufacturer of lasers, engineered materials, and networking components.
BS in engineering or science, or AAS with relevant materials processing, manufacturing, machining, CNC programming, or prototyping experience. Knowledge of composites, machining, CAD/CAM/CMM, and equipment programming required.
MasterCAM, PC-DIMS, Calyspo, MX, Agile, Oracle, Cumulus, Creo, Solidworks, HMI, PLC, Watlow, Allen Bradley, CAD, ProE, CAM, MasterCam, SurfCam, GibbsCam, CMM, EDM, CNC, ISO 9000, ISO 9001, ISO 14001, FMEA, PPE
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Prototype Engineer
Austin, Texas, United States
OnsiteFull Time
Focused Energy
Focused Energy: Privately held German-American laser fusion developing clean commercial power for utilities and industry.
Degree and/or hands-on technical background in engineering, physics, optics, or related field; familiarity with optics, laser alignment, test equipment, or hardware/software diagnostics; strong attention to detail and safety-first mindset.
Windows, Apple Laptops
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Prototype Engineer - 3D Printing
San Carlos, California, United States
$100k-$130k/yr OnsiteFull Time
1X Technologies
1X Technologies: Private AI and robotics developing humanoid home robots for household assistance.
Hands-on 3D printing and prototyping experience, proficiency in print preparation and post-processing, ability to work from CAD files, workshop tool skills, and experience maintaining an organized shared lab.
3D printer, CAD, Multi Jet Fusion (MJF)
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Prototype Engineer - Electrical
Palm Beach Gardens, Florida, United States
OnsiteFull Time
AMPERA
AMPERA: Advanced nuclear developing subcritical thorium-based microreactors for AI data centers, defense, maritime, and off-grid customers.
Associate's, Bachelor's, Master's, PhD, or equivalent hands-on electrical engineering experience; ability to interpret and produce schematics, use test equipment, troubleshoot, and integrate instrumentation; must be onsite and willing to work extended hours and weekends.
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Prototype Engineer - SWOR
Titusville, Florida, United States
OnsiteFull Time
Blue Origin
Blue Origin: Developing reusable space vehicles and infrastructure.
8+ YOEBachelor of Science in Mechanical, Manufacturing, Industrial, Electrical, Chemical, or Aerospace Engineering; 8+ years in CNC machining manufacturing environment; demonstrated product development success; proficiency in CAD; ability to lift 40 lbs; U.S. citizen, permanent resident, refugee, or asylee.
CNC, CAD, Siemens NX, Siemens Teamcenter, OpsCenter, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Outlook
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Hardware Prototype & Test Engineer
San Francisco, California, United States
$100k-$130k/yr OnsiteFull Time
Eight Sleep
Eight Sleep: The sleep fitness.
1+ YOE1-3 years hands-on prototyping and test experience with electromechanical systems; proficiency in 3D modeling (e.g., Solidworks, ProEngineer); experience with shop tools; BS in engineering or equivalent; ability to lift up to 50 lbs.
Solidworks, ProEngineer, Arduino, Python, 3D printers, band saw, milling machine
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Prototype Engineering Lead
San Jose, California, United States
OnsiteFull Time
Etched
Etched: Private semiconductor startup building AI inference chips, racks, and software for frontier-model customers.
3+ YOE2+ MgmtStand up and run a prototype machine shop and SMT line, hire and lead technicians, and deliver same-day/next-day prototype part turnaround; 3+ years manufacturing experience and 2+ years leading technicians preferred.
CNC, ERP, MES, PCBA, SMT, AOI, X-ray
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Sr. Prototype Engineer
San Diego, California, United States
$75k-$90k/yr OnsiteFull Time
Ampa
Ampa: Private US neurotechnology developing TMS devices for clinicians treating depression and other mental-health disorders.
3+ YOE3+ years hands-on mechanical/hardware experience preferred; SolidWorks proficiency, soldering and bench-testing experience; strong troubleshooting, documentation, and data analysis skills.
SolidWorks
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Prototype Engineer Intern - Summer 2027
Plantation, Florida, United States
OnsiteFull Time, Internship
Motorola Solutions
Motorola SolutionsNYSE: MSI: Global leader in mission-critical communications and security technology.
Currently pursuing a bachelor's or master's degree in engineering; analytical and problem-solving skills; statistical tools experience; basic computer and office-tool knowledge; unrestricted U.S. work authorization.
3D printing, CNC, laser cutting, 3D CAD, Microsoft Excel, Microsoft Word
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Hardware Prototype Engineer (Part-time Contract)
Hong Kong or San Jose
OnsiteMultiple Commitments Available
Nex
Nex: Private motion-entertainment creating active-play games for kids and adults.
Experience building electronic prototypes, circuit design, PCB bring-up, soldering, mechanical CAD, 3D printing, microcontrollers, sensors, wireless modules, battery electronics, and lab debugging tools.
CAD, PCBAs, oscilloscopes, multimeters, logic analysers, Bluetooth, Embedded C, C++, 3D printing
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Advanced Engineer - Prototype Integration Engineer
Manassas, Virginia, United States
OnsiteFull Time
General Dynamics Mission Systems
General Dynamics Mission SystemsNew York Stock Exchange: GD: Defense electronics manufacturer and systems integrator for mission-critical solutions.
5+ YOEBachelor's in electrical engineering or related STEM field with 5+ years' relevant experience, or master's with 3+ years. Requires Secret clearance eligibility, U.S. citizenship, Linux, networking, virtualization, Kubernetes, and integration testing experience.
Linux, Kubernetes, Python, Bash, Ansible