Product Development Intern

Job Title: Product Development Intern 

Date: 2026

Reports to: Senior PD Engineer 

Would you like to work for a company where ambitious spirits and creativity thrive? L&L Products offers a culture that grows talent and flourishes with innovation. It is a place where you are encouraged take control of your own professional development by using L&L’s extensive training opportunities to craft solutions to the industry’s hottest problems. Here is where quality of work, product and relationships are a priority. 

L&L Products is built on the basic philosophy that good people working together, listening to each other’s ideas with an open mind and everyone wanting to do a little better each day will ensure our success. Our existence is full of wise principles, sacrifices and victories, laughs, and lasting memories that tell exactly who we are. How we came to be the great company, the caring family that we are today.

What you’ll do: As a Product Development Engineering Intern, you’ll support the design, development, prototyping, and validation of innovative products while gaining hands-on experience working with cross-functional engineering, manufacturing, and laboratory teams.

Duties / Responsibilities of this position: 

• Assist product development engineers with concept development, design refinement, prototyping, and validation activities.
• Support engineering projects by conducting technical research, collecting and analyzing test data, and preparing reports and presentations.
• Work with the PD Lab to build and prepare prototypes, fixtures, and samples for product testing and evaluation.
• Document designs, test methods, results, observations, and conclusions in accordance with established engineering procedures.
• Collaborate with engineering, manufacturing, quality, and laboratory personnel to troubleshoot issues and improve product performance and manufacturability.
• Follow safe work practices and maintain organized engineering, laboratory, and prototype work areas.

Job Requirements:

Education/Experience/Training: 

• Currently pursuing a bachelor’s degree in mechanical engineering, product design engineering, manufacturing engineering, materials engineering, or a related field.
• Previous internship, project, laboratory, shop, CAD, or hands-on prototyping experience is preferred.
• Working knowledge of engineering fundamentals, design processes, test methods, and effective technical communication.
• Familiarity with CAD software, engineering drawings, measurement tools, and prototype or test equipment.
• Able to follow established engineering procedures and contribute to the development of test methods and design solutions.
• Strong organization, attention to detail, and problem-solving skills.
• Able to manage priorities, work collaboratively, and communicate progress on multiple assignments.

Competencies: 

• Performance Driven
• Communication
• Customer Centric
• Passion/Values
• Innovation
• Safety/Sustainability
• Collaboration
• Leadership

Physical Demands Analysis: 

• Continuous standing at laboratory or processing equipment
• Light to moderate lifting may be required
• Fixture, repair, and maintain processing equipment, as required
• Continuous computer work, keyboarding, computer mouse, and computer monitor
• Very adept at maintaining and improving safety requirements in the laboratory and work space.
• Rare climbing stairs, bending, and stooping
• Personal Protective Equipment Requirements (PPE): safety shoes, safety glasses, cut-resistant gloves, hearing protection, and other PPE.

Equal Opportunity Employer

L&L Products does not discriminate in employment opportunities or practices on the basis of race, color, religion, sex, national origin, age, weight, height, marital status, disability, or any other characteristic protected by law. L&L Products will make reasonable accommodations for qualified individuals with known disabilities unless doing so would result in undue hardship.