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Mechanical Engineering Co-Op

Your Job


Molex, a Koch Company, is seeking a year-round Mechanical Engineering Co-Op to join our Product Development Engineering team. If you are looking for a way to accelerate your career and be part of a great company, this may be the right opportunity for you.


Molex brings together innovation and technology to deliver electronic solutions to customers worldwide. With a presence in more than 40 countries, Molex offers a full suite of solutions and services for many markets, including data communications, consumer electronics, industrial, automotive, commercial vehicle and medical. 


This role is located on-site at our Rochester Hills, MI location.

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Our Team


As part of our Transportation Solutions business unit, you will have the opportunity to learn and support other design engineers with new high-power connector and terminal product development activities. This includes experience in important product engineering skills from concept development on to design for manufacturing and through validation testing.


What You Will Do


Concept Design and Development                                                                                                                                     

Supports design engineers with all product development phases required to bring automotive high-power connector and terminal concepts into production.   

Creates 3D models and product drawings in compliance with Molex Drafting Standards and accepted GD&T methodology.

Provides hands on experimentation support for Research and Development projects.

Prepares presentation material for internal and customer design reviews.          

Supports other design engineers in interfacing with internal departments (manufacturing, quality, reliability, metrology, sales, product & project management) to ensure design objectives are met in a timely manner. Assists by providing product information, engineering samples and technical advice.

Prepares and follows engineering change requests (ECR) per document control procedures.


Production Support 

Supports other design engineers with internal & customer 8D resolution activities.

Manages sample prototype and early production builds.


Design Verification & Product Validation                                                                                                                     

Supports other design engineers with developing design validation plan & report (DVP&R).


Other Duties                                                                                               

Brings initiative and creative ideas to address problems and develop new products.

Understand, support, and contribute to Molex Total Quality Management (TQM), Quality (QS9000), and Environmental Management (ISO14000) Systems by following approved policies and procedures

Some travel may be required.

Performs other work-related duties as required by management.                                                                       

Who You Are (Basic Qualifications)

Currently enrolled in a Bachelor's of Mechanical Engineering or related degree program

Anticipated graduation date between May 2026 and Dec 2027


What Will Put You Ahead

Prior internship/co-op experience


At Koch companies, we are entrepreneurs. This means we openly challenge the status quo, find new ways to create value and get rewarded for our individual contributions. Any compensation range provided for a role is an estimate determined by available market data. The actual amount may be higher or lower than the range provided considering each candidate's knowledge, skills, abilities, and geographic location. If you have questions, please speak to your recruiter about the flexibility and detail of our compensation philosophy.


Hiring Philosophy

All Koch companies value diversity of thought, perspectives, aptitudes, experiences, and backgrounds. We are Military Ready and Second Chance employers. Learn more about our hiring philosophy here.


Who We Are


As a Koch Company, Molex is a leading supplier of connectors and interconnect components, driving innovation in electronics and supporting industries from automotive to health care and consumer to data communications. The thousands of innovators who work for Molex have made us a global electronics leader. Our experienced people, groundbreaking products and leading-edge technologies help us deliver a wider array of solutions to more markets than ever before.

At Koch, employees are empowered to do what they do best to make life better. Learn how our business philosophy helps employees unleash their potential while creating value for themselves and the company.


Our Benefits

Our goal is for each employee, and their families, to live fulfilling and healthy lives. We provide essential resources and support to build and maintain physical, financial, and emotional strength - focusing on overall wellbeing so you can focus on what matters most. Our benefits plan includes - medical, dental, vision, flexible spending and health savings accounts, life insurance, ADD, disability, retirement, paid vacation/time off, educational assistance, and may also include infertility assistance, paid parental leave and adoption assistance. Specific eligibility criteria is set by the applicable Summary Plan Description, policy or guideline and benefits may vary by geographic region. If you have questions on what benefits apply to you, please speak to your recruiter.

Additionally, everyone has individual work and personal needs. We seek to enable the best work environment that helps you and the business work together to produce superior results.


Equal Opportunities

Equal Opportunity Employer, including disability and protected veteran status. Except where prohibited by state law, some offers of employment are conditioned upon successfully passing a drug test. This employer uses E-Verify. Please visit the following website for additional information:

Legal authorization to work permanently in the United States for any employer without requiring a visa transfer or visa sponsorship