Summer 2026 Intern - Mechanical Engineering (Rainin)
Location Oakland, California, United States Date posted January 06, 2026 Job ID 20239 Pay Range $25/hrOur Opening and Your Responsibilities
As a Mechanical Engineering Intern on the Mechatronics team, you will work alongside experienced engineers to design, develop, and test mechanical and electromechanical components and systems for our pipettes. You will assist with prototyping, testing, and documentation of new product concepts and improvements to existing products. You will work with cross-functional teams, including Electrical and Software Engineering, Quality Control, and Manufacturing, to ensure that products are designed and tested to meet functional requirements, regulatory requirements, and quality standards.
The responsibilities of this position may include but are not limited to:
- Assist in the design, development, and testing of mechanical and electromechanical components and systems for pipettes
- Collaborate with Electrical and Software Engineering teams to integrate mechanical and electrical components into functional systems
- Perform feasibility studies, prototyping, testing, and documentation of new product concepts and improvements to existing products
- Assist in the creation and maintenance of product design and testing documentation, including product specifications, test plans, and test reports
- Assist in the evaluation and selection of materials, components, and suppliers for use in product development
What You Need to Succeed
- Currently pursuing a Bachelor's or Master's degree in Mechanical Engineering or a related field, with an anticipated graduation date of December 2026 - May 2028
- Strong knowledge of mechanical design, engineering principles, and manufacturing processes
- Proficiency in 3D CAD software, preferably Autodesk Inventor
- Familiarity with electromechanical systems and their integration with software and electrical components
- Strong analytical and problem-solving skills
- Excellent communication and collaboration skills
- Ability to work independently and as part of a cross-functional team
- Previous experience with mechatronics and/or pipette design is a plus
To be eligible for this internship, you must be authorized to work in the United States without requiring any employment-based visa sponsorship now or in the future. This includes CPT, OPT, F-1, J-1, H-1B, or any other employment-based visa.
Our Offer to You
- A quality internship experience filled with meaningful assignments and projects, and networking opportunities across our company
- A brand name that is identified worldwide with precision, quality, and innovation
- Competitive hourly wage for the summer
- Casual "dress for the day" policy
About Mettler Toledo
METTLER TOLEDO is a global leader in precision instruments and services. We are renowned for innovation and quality across laboratory, process analytics, industrial, product inspection, and retailing applications. Our sales and service network is one of the most extensive in the industry. Our products are sold in more than 140 countries, and we have a direct presence in approximately 40 countries. For more information, please visit www.mt.com.
Equal Opportunity Employment
We are an equal opportunity employer and value diversity at our company. We give consideration for employment without regard to race, color, religion, sex, age, national origin, disability, sexual orientation, gender identity, genetic information or protected veteran status.
Mettler Toledo endeavors to make www.mt.com accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at EEO@mt.com.
Get to Know METTLER TOLEDO
Take a look at a “day in the life” of a METTLER TOLEDO employee. No matter where you work in this company, the team atmosphere comes through. METTLER TOLEDO may be precisely where you belong.
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We are an equal opportunity employer and value diversity at our company. We give consideration for employment without regard to race, color, religion, sex, age, national origin, disability, sexual orientation, gender identity, genetic information, protected veteran status, or any other protected classification. Learn your EEO rights as an applicant under the law.
METTLER TOLEDO endeavors to make www.mt.com accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at Contact Us EEO@mt.com.