20 mechanical design and prototype engineer jobs at 13 companies in United States
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Mechanical Design and Manufacturing Engineer
Riverside or Irvine
$80k-$140k/yr OnsiteFull Time
3+ YOERequires 3+ years of mechanical design experience, composites expertise, CAD proficiency, prototyping and fabrication skills, and a bachelor's degree in mechanical engineering or related field or equivalent experience.
CAD, SolidWorks, CAD/CAM, PLM, FEA, CNC, OSHA, PPE
1w
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Senior Mechanical and Robotics Design Engineer
Seattle, Washington, United States
$70-$125/hr OnsiteContract
6+ YOEBachelor’s or master’s degree in robotics, mechanical engineering, or related discipline; 6+ years of product development experience; robotics subsystem ownership; SolidWorks, GD&T, tolerance analysis, prototyping, testing, and cross-functional integration expertise.
SolidWorks, ASME Y14.5, SolidWorks PDM
1mo
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Mechanical Engineer Intern - Mechanism and Structures Design (Fall 2026)
Sunnyvale, California, United States
$5k-$6k/mo OnsiteFull Time, Internship
Pursuing BS/MS in Mechanical Engineering, hands-on prototype build/assembly/test experience, NX CAD proficiency, fixture and mechanism design, shop comfort, attention to detail.
NX
1mo
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Senior Mechanical Engineer, Module and Enclosure
Berkeley, California, United States
$151k-$169k/yr OnsiteFull Time
4+ YOEBachelor's in Mechanical Engineering and 4 years mechanical design experience, SolidWorks and first-principles modeling experience, manufacturing and fabrication knowledge, prototype-to-production experience.
SolidWorks, CNC
1d
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Space Electronics Test Systems Mechanical Design Engineer (Associate, Experienced and Lead)
El Segundo, California, United States
$99k-$198k/yr OnsiteFull Time
2+ YOEBachelor's degree in engineering or related science, 2+ years using CAD, drawing and work-instruction experience, PLM experience, prototyping skills, and ability to obtain a U.S. Top Secret clearance.
CAD, FEA, PLM, LabVIEW, TestStand, Python, C#, MATLAB, Microsoft Project, Cadence, Mentor Xpedition, PCB, 3D printing
5d
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Space Electronics Test Systems Mechanical Design Engineer (Associate, Experienced and Lead)
El Segundo, California, United States
$99k-$198k/yr OnsiteFull Time
2+ YOEBachelor's degree in engineering or related science, 2+ years using CAD, experience with drawings, work instructions, PLM, prototyping, and lab troubleshooting; U.S. citizenship and ability to obtain Top Secret clearance required.
CAD, FEA, PLM, LabVIEW, TestStand, Python, C#, MATLAB, Cadance, Mentor Xpedition, Microsoft Project, PCB
2mo
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Product Development and Design Engineer
Owatonna, Minnesota, United States
$76k-$88k/yr OnsiteFull Time
3+ YOEBachelor's in Industrial/Product Design or Mechanical Engineering, 3+ years product/industrial design experience, SolidWorks proficiency, advanced materials/manufacturing knowledge, hands-on prototyping experience.
SolidWorks, CAD
1mo
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Injector Design and Development Engineer
Seattle, Washington, United States
$130k-$180k/yr OnsiteFull Time
5+ YOEBachelor's in engineering or applied physics, 5+ years mechanical design for rapid prototyping, strong thermodynamics/fluid/structural fundamentals, hands-on injector lifecycle ownership, test campaign planning and hotfire analysis.
Ansys Mechanical, Fluent, Thermal Desktop
2mo
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(Spring-2027) Mechanical Design and Prototyping Co-Op
Cincinnati, Ohio, United States
OnsiteInternship
Proficiency with 3D CAD and prototyping equipment; ability to operate 3D printers and laser cutter, assemble and test prototypes, collect and visualize test data; currently enrolled university student.
3D CAD, 3D printers, laser cutter
1d
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Skunkwerks Engineer - LiquidPiston
Suffield, Connecticut, United States
OnsiteFull Time
Bachelor’s, master’s, or Ph.D. in mechanical engineering or related field; CAD, SolidWorks, FEA, GD&T, metrology, engine prototyping, assembly, testing, failure analysis, DFM, DFA, and machining experience required.
SolidWorks, CATIA, NX, CAD, FEA, GD&T
1mo
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Senior Mechatronics and Control Engineer
Bedford, Massachusetts, United States
$125k-$160k/yr OnsiteFull Time
Broad robotics experience across mechanical design, prototyping, software integration, system bring-up, ROS/ROS2, Python/C++, SolidWorks, and debugging; bachelor's or master's in a related field or equivalent experience.
SolidWorks, Python, C++, ROS, ROS2, PLC
4d
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Security Hardware Engineer, Infrastructure Security - Security Products and Solutions
Herndon, Virginia, United States
$117k-$160k/yr OnsiteFull Time
4+ YOERequires 4+ years in mechanical engineering or equivalent experience, plus prototyping and implementation experience. Complex mechanical product design at volume is preferred.
2w
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Sr. Chassis & Vehicle Integration Engineer
Troy, Michigan, United States
OnsiteFull Time
5+ YOEBachelor's in Mechanical Engineering or related field and 5+ years in vehicle integration, chassis design, prototype support, or complex vehicle development. CATIA or NX experience required.
CATIA, NX
1mo
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Sr. Instrument and Embedded Specialist
Salt Lake City, Utah, United States
OnsiteFull Time
Expertise in mixed-signal circuit design, PCB layout, embedded firmware (ESP32, RTOS, C/C++), SolidWorks mechanical design, rapid prototyping, physical testing, and field validation.
SolidWorks, ESP32, RTOS, C/C++, MJF, FDM, Altium, Enovia
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