Mechanical Engineering Intern

SprintRay Inc.; Los Angeles, Northern (CA, KY); Hybrid; USD 41,000 - 47,000; Full time

Job summary

SprintRay Inc. is seeking a Mechanical Engineering Intern in Los Angeles for hands-on design, prototyping, and testing within the Hardware R&D team. You will work with engineers to design, prototype, test, and document mechanical systems support for SprintRay products.

Candidates should be pursuing a Mechanical Engineering degree with CAD skills (SolidWorks preferred) and a portfolio showing prototyping experience; lab exposure is a plus. Onsite, full-time, 3 months.

Qualifications

• Pursuing a Bachelor's degree in Mechanical Engineering or related field.
• Strong CAD skills; SolidWorks preferred.
• Hands-on prototype design experience (portfolio/photos/videos required).
• Basic understanding of mechanical engineering fundamentals.
• Exposure to simulation tools (FEA/CFD).
• Lab or prototype environment experience.

Responsibilities

• Assist with mechanical design and prototyping activities using CAD and physical builds.
• Support experimental testing, data collection, and analysis.
• Help design and fabricate fixtures, jigs, and test setups.
• Document designs, test results, and processes through reports, photos, and presentations.
• Collaborate with cross-functional teams including electrical, firmware, and manufacturing.
• Support continuous improvement and troubleshooting efforts.

Skills

CAD

Prototype design

Hands-on engineering

Education

Bachelor's degree in Mechanical Engineering

Tools

SolidWorks

FEA/CFD simulation

Job description

Mechanical Engineering Intern

Location: Los Angeles, CA 90065 (Onsite, fulltime, 3 months)
Start date: Immediately (August)
Compensation: $30-$34/hr (Depending on experience)

About the Role

As a Mechanical Engineering Intern within SprintRay's Hardware R&D team, you will support engineers across research, development, and manufacturing activities. This is a hands-on role designed to provide exposure to real-world product development while contributing meaningfully to active engineering projects. You will work alongside experienced engineers to design, prototype, test, and document mechanical systems that support current and future SprintRay products.

Key Responsibilities

• Assist with mechanical design and prototyping activities using CAD and physical builds
• Support experimental testing, data collection, and analysis
• Help design and fabricate fixtures, jigs, and test setups
• Document designs, test results, and processes through reports, photos, and presentations
• Collaborate with cross-functional teams including electrical, firmware, and manufacturing
• Support continuous improvement and troubleshooting efforts

Required Qualifications

• Currently pursuing a Bachelor's degree in Mechanical Engineering or related discipline
• Strong CAD skills (SolidWorks preferred)
• Hands-on experience designing and building prototypes (portfolio, photos, or videos required)
• Basic understanding of mechanical engineering fundamentals
• Exposure to simulation tools (FEA and/or CFD)
• Comfortable working in a lab or prototype environment

Employment Type

Onsite, fulltime, 3 months.

About SprintRay

SprintRay is rewriting the rules of dentistry with technology that's smart, fast, and designed to make life easier for dental professionals. Since 2014, we've been on a mission to deliver the most advanced 3D printing solutions in the industry- combining hardware, software, and materials into one seamless ecosystem.

But what really makes SprintRay different is our people. We're a bold, global team of innovators, problem-solvers, and doers who thrive on pushing boundaries and challenging the status quo. Every product we create is driven by a simple goal: help dentists spend less time on repetitive tasks and more time changing patients' lives.

Our culture is entrepreneurial, collaborative, and fueled by curiosity. We celebrate diverse perspectives and believe the best ideas can come from anywhere. Whether we're building next-generation AI tools, designing new materials, or supporting our customers on the front lines, we're united by the same passion-transforming digital dentistry and having fun while we do it.

At SprintRay, the future of dentistry is being printed today. Want to be part of it?

Equal Opportunity Employer

SprintRay is proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, veteran, or disability status.

Accessibility

If you need a reasonable accommodation during the application or interview process, please contact us at [e-mail].