Mechanical Design Engineering Intern

Generac Power Systems Inc.; North Billerica (MA); On-site; USD 25,000 - 36,000; Full time

Job summary

Generac Clean Energy is seeking a Mechanical Design Engineering Intern for an on-site role in North Billerica, MA. You will join a mechanical group to support development of next‑gen BESS products, gaining hands-on experience in design, prototyping, and validation.

You will work with experienced engineers to contribute to CAD modeling, drawings, and documentation, while collaborating with design studio, hardware, and manufacturing teams to deliver tangible value by the end of the internship.

Qualifications

• Currently pursuing a Bachelor's in Mechanical Engineering or related field.
• Foundational knowledge of mechanical design and CAD basics.
• Familiarity with SolidWorks and 2D drafting preferred.

Responsibilities

• Support mechanical design of components for BESS products in lab and prod environments.
• Assist with prototyping, testing, and validation activities.
• Contribute to 3D CAD modeling and 2D drawings under guidance.
• Collaborate with cross-functional teams and document results.

Skills

Hands-on design

Problem solving

Clear communication

Team collaboration

Adaptability

Education

Pursuing B.S. in Mechanical Engineering

CAD coursework (SolidWorks preferred)

Tools

SolidWorks

2D drafting

GD&T fundamentals

Job description

We believe power is a promise - a shared commitment to be there for others when it matters most. For more than 65 years, we've turned big ideas into solutions that help protect homes, strengthen businesses and build a more resilient, efficient, sustainable energy future. Ready to Power a Smarter World with us?

About Us

Generac Clean Energy combines the speed and excitement of a technology startup with the resources and market power of an S&P 500 industry leader. Our careers offer boundless opportunity for energetic, mission-driven applicants who seek challenge and impact in a fast-paced culture of teaching, learning, and professional growth, developing solar+storage products and software for the clean energy revolution.

Join Generac Clean Energy as we drive to build energy solutions for a more resilient, sustainable world. This internship is 5 days a week on-site in North Billerica, MA.

What You Will Be Doing

As a Mechanical Design Engineering Intern, you will join our mechanical group to support the development of next generation clean energy solutions, gaining hands‑on experience in mechanical design, prototyping, and validation for our battery energy storage system (BESS) product line.

You will work alongside experienced engineers and contribute to real product development efforts that advance our progress toward a sustainable energy future.

What You Will Do

• Support the design and development of mechanical components, modules, and assemblies for next generation BESS products.
• Assist with prototyping, testing, and validation activities in the lab and production environments.
• Contribute to 3D CAD modeling and 2D drafting under the guidance of senior engineers.
• Collaborate with cross‑functional teams including design studio, hardware engineering, manufacturing engineering, quality and operations.
• Support documentation efforts including drawings, design records and test reports.
• Take ownership of a defined project that delivers tangible value to the team by the end of the internship.

What You Will Learn

• How mechanical design contributes to the development of clean energy products from concept to mass production.
• Industry‑standard CAD tools (Solidworks) and GD&T practices.
• Design for manufacturability (DFM) and design for assembly (DFA) principles.
• Validation testing methodologies, product reliability and failure analysis fundamentals.
• How mechanical engineering integrates with electrical, hardware and manufacturing disciplines in a real product development environment.

Minimum Qualifications

• Currently pursuing a Bachelor's degree in Mechanical Engineering or a related engineering discipline.
• Foundational knowledge of mechanical design principles.
• Coursework or project experience with 3D CAD (Solidworks preferred, others accepted).
• Familiarity with 2D drafting and engineering drawings.
• Strong problem‑solving skills and attention to detail.
• Clear written and verbal communication skills.
• Ability to work in a hands‑on lab and prototype environment.

Preferred Qualifications

• Coursework in GD&T, tolerance analysis or design for manufacturability.
• Project experience designing or building physical products (academic, personal or internship).
• Interest in battery energy storage systems (BESS), solar (PV) or clean energy technology.
• Exposure to rapid prototyping methods (3D printing or quick‑turn mockups).
• Familiarity with structural FEA or simulation tools.
• Prior internship or co‑op experience in an engineering environment.

Office Environment

While performing the duties of this job, the employee is regularly required to talk and hear; and use hands to manipulate objects or controls. The employee is regularly required to stand and walk. On occasion, the incumbent may be required to stoop, bend or reach above the shoulders. The employee must occasionally lift up to 25 pounds. Specific conditions of this job are typical of frequent and continuous computer‑based work requiring periods of sitting, close vision and the ability to adjust focus. Occasional travel.

“We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability status, protected veteran status or any other characteristic protected by law.”

We believe power is a promise - a shared commitment to be there for others when it matters most. For more than 65 years, we've turned big ideas into solutions that help protect homes, strengthen businesses and build a more resilient, efficient, sustainable energy future. Ready to Power a Smarter World with us? As one of the leaders and largest suppliers of power generation equipment and technology, the work we do touches millions of lives. Employees at Generac are encouraged to be innovative and are valued as an integral part of our global team. Our challenging goals develop knowledgeable employees dedicated to helping continue Generac’s success. Generac provides individuals the opportunity to work in a fast‑paced agile work environment where their work makes a difference in people’s lives and their own.