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Prototype Engineer Intern Jobs in Riverside, CA (NOW HIRING)

Motive Companies

Electrical Engineering Intern

Tustin, CA · On-site

$23 - $25/hr

The 2026 Summer Electrical Engineering Intern will support the engineering team in the development ... This role is highly hands-on, with a primary focus on lab work, debugging, prototyping, and test ...

Bright Uro

RD Internship Medical Device Company

Irvine, CA · On-site

$18 - $23.25/hr

... prototyping, testing, and documentation. This role is designed for curious, detail-oriented ... Interns will work closely with experienced engineers and gain practical experience that goes beyond ...

All JobsPrototype Engineer Intern JobsPrototype Engineer Intern Jobs in Riverside, CA

Prototype Engineer Intern information

See Riverside, CA salary details

$9

$17

$25

How much do prototype engineer intern jobs pay per hour?

As of Aug 10, 2026, the average hourly pay for prototype engineer intern in Riverside, CA is $17.77, according to ZipRecruiter salary data. Most workers in this role earn between $15.05 and $20.05 per hour, depending on experience, location, and employer.

What is the difference between Prototype Engineer Intern vs Mechanical Engineering Intern?

AspectPrototype Engineer InternMechanical Engineering Intern
Required CredentialsEnrolled in Mechanical, Electrical, or related engineering programsEnrolled in Mechanical Engineering or related programs
Work EnvironmentHands-on prototyping, product development labs, manufacturing settingsDesign, analysis, testing in labs or office settings
Industry UsageProduct design, hardware development, R&D teamsDesign, analysis, manufacturing, and testing teams

Prototype Engineer Interns focus on creating and testing physical prototypes, often working closely with hardware and manufacturing teams. Mechanical Engineering Interns typically engage in design, analysis, and testing of mechanical systems. While both roles require engineering knowledge and may overlap in industry settings, Prototype Engineer Interns are more hands-on with prototyping processes, whereas Mechanical Engineering Interns may have broader design responsibilities.

What are the key skills and qualifications needed to thrive as a prototype engineer intern, and why are they important?

To thrive as a Prototype Engineer Intern, you need a solid background in engineering fundamentals, hands-on fabrication skills, and experience with prototyping processes, typically supported by coursework in mechanical or electrical engineering. Familiarity with CAD software (such as SolidWorks or AutoCAD), 3D printing technology, and basic laboratory or workshop tools is often required. Strong problem-solving abilities, attention to detail, and effective communication help interns excel in collaborative and fast-paced development environments. These skills are crucial for efficiently transforming design concepts into functional prototypes that support innovation and product development.

What types of projects and responsibilities can a prototype engineer intern expect during their internship?

As a Prototype Engineer Intern, you can expect to work on hands-on projects that may include designing, building, and testing prototypes for new products or features. You'll likely collaborate closely with engineers, designers, and sometimes manufacturing teams to bring concepts to life quickly. Typical responsibilities include CAD modeling, assembling physical prototypes, running experiments, and documenting results. This role often requires adaptability and problem-solving, as you'll need to iterate designs based on feedback and test outcomes. It's a great opportunity to gain experience with rapid prototyping tools and processes while working in a collaborative, innovative environment.

What does a prototype engineer intern do?

A Prototype Engineer Intern assists in designing, building, and testing early versions of products or components. They work closely with engineering teams to turn concepts into physical models, often using tools like 3D printers, CNC machines, and hand tools. Their role may involve troubleshooting, documenting results, and suggesting improvements based on testing. This internship provides hands-on experience in the product development process and helps interns develop practical engineering skills.
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Prototype Engineer Intern jobs near you

Engineering Intern (Mechanical or Electrical)

Design West Technologies, Inc.

Tustin, CA • On-site

$20.75 - $27.75/hr

Other

Posted 11 days ago

Job description

For more than a decade, Design West Technologies Inc. has served as a trusted partner to the Department of Defense (DoD), delivering mission-critical design engineering and rugged manufacturing solutions that protect our nation's warfighters. As we enter our next chapter, we are blending our deep-rooted defense heritage with a start-up culture designed to take advantage of the current DoD landscape. Operating out of our advanced facilities in Tustin, CA, we have an immediate need for a part-time Mechanical Engineering Intern for late Summer/early Fall 2026 (approximately 20-24 hours). The successful candidate will be working with the Director of Program Engineering and Development on engineering, manufacturing, and business projects and tasks as assigned.

A DAY IN THE LIFE AS AN MECHANICAL ENGINEERING INTERN AT DWT

You'll support the design, development, testing, and documentation of electro-mechanical products from concept through production. Your day may include creating CAD models and engineering documentation, building and testing prototypes, troubleshooting equipment, and collaborating with Quality Assurance on inspections and continuous improvement activities. You'll also help prepare bills of materials, production documentation, project schedules, and technical reports while working with suppliers and supporting proposal efforts. Throughout the internship, you'll gain hands-on experience with engineering processes, manufacturing, and quality systems in a collaborative, safety-focused environment.

QUALIFICATIONS:

  • Pursuing or recent graduate B.S. degree in mechanical, electrical, aerospace or Industrial Engineering
  • Strong MS Office skills, particularly Word and Excel
  • Attention to detail
  • Ability to read blueprints and engineering drawings preferred
  • Well organized and ability to compile accurate data
  • Communicate effectively, both orally and in writing

This Company Describes Its Culture as:

  • Detail-oriented -- quality and precision-focused
  • Innovative -- innovative and risk-taking
  • Outcome-oriented -- results-focused with strong performance culture
  • People-oriented -- supportive and fairness-focused
  • Team-oriented -- cooperative and collaborative

ARE YOU READY TO JOIN OUR TEAM?

If you feel that you would be right for this position working on, please fill out our initial mobile friendly application so that we can review your information. We look forward to meeting you!

We are an EQUAL OPPORTUNITY EMPLOYER including Disability/Vets

Join our team and be a part of shaping the future of aerospace and defense technology! If you have the skills, experience, and passion to excel in this role, we encourage you to apply.

Apply