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Prototyping Intern Jobs in California (NOW HIRING)

Droyd Robotics

Mechanical Engineer Intern

San Francisco, CA · On-site

$22 - $29.75/hr

About the Role As a Mechanical Engineering Intern at Droyd, you will work hands-on on real robotic ... You will be expected to prototype, test, and refine designs alongside full-time engineers. This ...

Naked Wardrobe

Design Intern

Calabasas, CA · On-site

$18.47/hr

Training & development Fashion Design Intern Location: Calabasas, CA (On-site) Internship ... with prototype reviews and sample tracking.  Help prepare presentation materials for design ...

Advantest

ME Engineering Intern

San Jose, CA

$19.75 - $25.50/hr

We are seeking a highly motivated Mechanical Engineering intern to assist in the development and ... Design and prototype custom jigs, fixtures, and end-of-arm tooling (EOAT) to improve alignment ...

Advantest

ME Engineering Intern

San Jose, CA · On-site

$19.75 - $25.50/hr

We are seeking a highly motivated Mechanical Engineering intern to assist in the development and ... Design and prototype custom jigs, fixtures, and end-of-arm tooling (EOAT) to improve alignment ...

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Prototyping Intern information

What does a Prototyping Intern do?

A Prototyping Intern assists in the design, development, and testing of early models or samples of products, often working closely with engineers and designers. Their responsibilities typically include creating physical or digital prototypes, conducting experiments, gathering user feedback, and helping refine product concepts. This role provides hands-on experience with various tools and technologies, and helps interns learn how ideas are transformed into tangible products. Prototyping Interns also gain valuable skills in problem-solving, collaboration, and project management.

What is the difference between Prototyping Intern vs Product Design Intern?

AspectPrototyping InternProduct Design Intern
Required SkillsPrototyping, CAD, basic design toolsDesign, user research, prototyping
Work EnvironmentDesign teams, R&D labsDesign teams, cross-functional teams
Industry UsageTech, manufacturing, consumer productsTech, consumer electronics, software

Prototyping Interns focus primarily on creating physical or digital prototypes to test concepts, often working with CAD or prototyping tools. Product Design Interns have a broader role, including user research, interface design, and overall product development. While both roles involve prototyping skills, Product Design Interns typically engage in a wider range of design activities within product development teams.

What are some common challenges a Prototyping Intern might face during their internship?

As a Prototyping Intern, you may encounter challenges such as rapidly iterating on designs based on feedback, managing multiple project deadlines, and learning to use new fabrication tools or prototyping software. Collaboration with engineers, designers, and product managers is frequent, requiring strong communication skills and adaptability. It's important to stay organized, proactively seek feedback, and be open to learning from both successes and setbacks to make the most of your internship experience.
What are popular job titles related to Prototyping Intern jobs in California? For Prototyping Intern jobs in California, the most frequently searched job titles are:
What job categories do people searching Prototyping Intern jobs in California look for? The top searched job categories for Prototyping Intern jobs in California are:
What cities in California are hiring for Prototyping Intern jobs? Cities in California with the most Prototyping Intern job openings:
Prototyping Intern jobs near you
Infographic showing various Prototyping Intern job openings in California as of July 2026, with employment types broken down into 10% Internship, 1% As Needed, 55% Full Time, 29% Part Time, 2% Temporary, and 3% Contract. Highlights an 95% Physical, 2% Hybrid, and 3% Remote job distribution.

Hardware Prototyping Intern - Data Center Rack

Bosch Group

Sunnyvale, CA • On-site

$38 - $55/hr

Full-time, Internship

Posted 23 hours ago

Job description

Company Description
We Are Bosch.
At Bosch, we shape the future by inventing high-quality technologies and services that spark enthusiasm and enrich people's lives. Our areas of activity are every bit as diverse as our outstanding Bosch teams around the world. Their creativity is the key to innovation through connected living, mobility, or industry.
Let's grow together, enjoy more, and inspire each other. Work #LikeABosch
  • Reinvent yourself: At Bosch, you will evolve.
  • Discover new directions: At Bosch, you will find your place.
  • Balance your life: At Bosch, your job matches your lifestyle.
  • Celebrate success: At Bosch, we celebrate you.
  • Be yourself: At Bosch, we value values.
  • Shape tomorrow: At Bosch, you change lives.

Job Description
Bosch Corporate Research is looking for a Hardware Prototyping Intern to support the next phase of a project focused on advanced data center rack systems. The intern will help translate a data center rack concept into an early-stage hardware prototype using Bosch components, lab infrastructure, and practical systems-integration methods.
The ideal candidate is a hands-on engineering student who can work across electrical, mechanical, thermal, controls, and systems interfaces. The intern will collaborate with Bosch researchers and engineers to assemble, instrument, troubleshoot, and document a prototype subsystem or rack-level demonstrator.
The duration of the internship is 4 months, with a target start date of August 10, 2026.
What you will do
  • Review the existing system architecture, requirements, and component recommendations from the previous project phase.
  • Develop a practical build plan for assembling selected Bosch hardware components into an early-stage prototype or subsystem demonstrator.
  • Support integration of power electronics, DC distribution, sensors, controllers, telemetry interfaces, and supporting lab equipment.
  • Assist with mechanical layout, mounting, packaging, thermal/fluidic interfaces, wiring, and test-harness development.
  • Instrument the prototype to collect electrical, thermal, fluidic, and control data.
  • Execute basic checkout procedures, troubleshoot integration issues, and document defects, risks, and recommended design changes.
  • Maintain clear prototype documentation, including bill of materials, wiring/interface diagrams, assembly notes, and test procedures.

Expected deliverables (4 months)
  • Early-stage prototype, subsystem demonstrator, or hardware-in-the-loop test setup using selected Bosch hardware components.
  • Prototype build documentation, including bill of materials, interface diagrams, assembly notes, and lab setup instructions.
  • Initial checkout and test results for key electrical, thermal, control, and telemetry functions.
  • Gap and issue log identifying integration risks and recommended next steps.

Final technical presentation summarizing prototype status, lessons learned, and recommendations.
Qualifications
Required qualifications
  • Currently pursuing an MS or PhD in electrical engineering, mechanical engineering, mechatronics, systems engineering, controls engineering, or a related field.
  • Minimum GPA of 3.0
  • Hands-on lab experience building, integrating, or testing engineering hardware.
  • Coursework or experience in two or more of: power electronics, DC distribution, embedded systems, controls, telemetry, thermal/fluid systems, mechanical prototyping, instrumentation, or data acquisition.
  • Ability to read technical documentation such as schematics, wiring diagrams, mechanical drawings, or system requirements.
  • Strong troubleshooting, structured problem-solving, and technical communication skills.

Preferred qualifications
  • Experience integrating multidisciplinary hardware systems.
  • Exposure to data center infrastructure, rack-level power distribution, liquid cooling, or high-power systems.
  • Experience with Python, MATLAB, LabVIEW, CAD, microcontrollers, PLCs, or test automation.
  • Familiarity with lab safety practices for electrical, mechanical, or fluidic systems.

Additional Information
Indefinite U.S. work authorized individuals only. Future sponsorship for work authorization unavailable
Equal Opportunity Employer, including disability / veterans
*Bosch adheres to Federal, State, and Local laws regarding drug-testing. Employment is contingent upon the successful completion of a drug screen and background check. Candidates who have been offered the position must pass both screenings before their start date.
The U.S. base salary range for this full-time position is $38.00 - $55.00. Within the range, individual pay is determined based on several factors, including, but not limited to, work experience and job knowledge, complexity of the role, job location, etc. This range does not include annual bonus percentage nor any other monetary considerations for the total compensation package. Your Recruiter can share more details about the specific salary range for this position during the interview process.

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