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Intern- Electrical Engineering

Generac · Waukesha, WI · Full time

Posted Sep 23, 2026 · We last checked this listing on Oct 6, 2026

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Likely interview questions for this role

Written from this job description, not a generic list. Each one notes what the interviewer is really checking.

About your past

Tell me about a circuit or project you built and debugged.

What they are checking: Whether they have hands-on lab experience.

Tell me about a time you had to learn something fast in a lab or project.

What they are checking: Whether they can ramp up quickly in a fast-paced team.

Why do you want to work on solar and storage products?

What they are checking: Whether they care about clean energy work and the team's mission.

What would you do

Your test results do not match what you expected. What do you do?

What they are checking: Whether they check setup and data carefully before drawing conclusions.

About the work

Tell me about any experience you have with power electronics, inverters or battery systems.

What they are checking: Whether they have exposure to the residential energy products this team builds.

How would you set up a long-term test for an inverter or PV optimizer?

What they are checking: Whether they can plan a test that runs safely and collects useful data over time.

What safety steps would you take around high-voltage battery systems?

What they are checking: Whether they respect the serious hazards of high voltage work.

What does a battery management system do?

What they are checking: Whether they understand basic battery protection and monitoring.

What is the difference between analog and digital design, and which interests you more?

What they are checking: Whether they understand both areas the internship covers.

How would you document your test procedures so someone else could repeat them?

What they are checking: Whether they write clear documentation, which makes tests useful to the team.

Practice this interview out loud.

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The full job description

As published by Generac.

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? Generac Home 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. Job Summary : • Generac Home is seeking an enthusiastic and motivated Electrical Engineering • Intern to help develop next-generation residential energy products. In this role, you will have the • opportunity to gain experience in a variety of disciplines, including analog, digital, test setup design, • product firmware, power electronics, high-voltage battery systems, and battery management systems. • Essential Duties & Responsibilities: • Develop and execute large-scale long-term test setups and procedures for electrical systems, • focusing on power conversion, high voltage, inverters, PV Optimizers, electronics and IoT • devices. • Perform functional and performance testing of electrical components, subsystems, and • complete systems. • Help to improve test setup design processes. This is a 1st shift position located on-site in Waukesha, WI. Minimum Qualifications: • High School Diploma • Actively enrolled in a 4-year electrical engineering Preferred Qualifications: • Understanding of basic electrical concepts • Read and interpret electrical and electronic schematics • Background in working with programming languages that communicate with electronic • hardware • Attention to detail and the ability to work independently as well as part of a team. • Proven technical experience through academic or passion projects • Engaged, proactive, and positive attitude Knowledge, Skills, and Abilities: • Proven self-starter: takes initiative and adapts to changes to bring projects to completion • Desire to work and grow to the dynamic needs and priorities of a fast-growing company • Engineer at heart; uses intuition for engineering principles to identify issues and solutions • Understanding of AC and DC power Physical Demands: 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 include are typical of frequent and continuous computer-based work requiring periods of sitting, close vision and ability to adjust focus. “We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law." “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.”

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