Sonnax Transmission Company
As a part of the global industrial organization Marmon Holdings-which is backed by Berkshire Hathaway-you'll be doing things that matter, leading at every level, and winning a better way. We're committed to making a positive impact on the world, providing you with diverse learning and working opportunities, and fostering a culture where everyone's empowered to be their best.
Position Summary
The Mechanical Test Engineering Intern supports the design, development, and validation of mechanical, electrical, and electromechanical products for automotive transmission aftermarket applications.
Working under the direction of experienced engineers, this hands-on role provides exposure to laboratory testing, vehicle testing, data acquisition, CAD modeling, prototype development, and engineering analysis.
Essential Duties and Responsibilities
- Assist in setup and execution of component-level and system-level testing.
- Support vehicle instrumentation and data acquisition (DAQ) activities.
- Collect, analyze, and document test data; prepare technical summaries and reports.
- Assist in design and modification of mechanical components and electrical systems.
- Create and update 2D/3D CAD models and drawings in accordance with company standards.
- Support schematic development, documentation, and troubleshooting activities.
- Assist with Engineering Change Notices (ECNs) and design updates.
- Utilize inspection and test equipment to support validation and quality activities.
- Maintain compliance with safety procedures and established lab protocols.
- Support general engineering and test projects as assigned.
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Qualifications- High school diploma or GED required.
- Currently pursuing a Bachelor's degree in Mechanical Engineering, Electrical Engineering, Engineering Technology, or related field.
- Experience with 3D CAD software (SolidWorks preferred).
- Familiarity with electrical and/or hydraulic schematics preferred.
- Exposure to data acquisition systems, LabVIEW, or automated testing systems a plus.
- Proficiency in Microsoft Office (Excel, Word, Outlook).
- Strong analytical, communication, and problem-solving skills.
Ability to work effectively in a hands-on, team-oriented environment.
Pay Range:
21.60 - 26.40
We offer a comprehensive benefits package that may include medical, dental, vision, 401k matching, and more!
Following receipt of a conditional offer of employment, candidates will be required to complete additional job-related screening processes as permitted or required by applicable law.
We are an equal opportunity employer, and all applicants will be considered for employment without attention to their membership in any protected class. If you require any reasonable accommodation to complete your application or any part of the recruiting process, please email your request to , and please be sure to include the title and the location of the position for which you are applying.