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Mechanical Engineer Intern 2027 (Wisconsin)

Rehlko · Sheboygan, WI · Full time

Posted Sep 16, 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

Why are you interested in a mechanical engineering internship here in Wisconsin?

What they are checking: Whether they have thought about the role and products rather than applying everywhere the same way.

Tell me about a project where you used engineering skills to solve a real problem.

What they are checking: Whether they can apply classroom knowledge to something practical.

Tell me about a time you worked on a team with very different personalities.

What they are checking: Whether they can work well with others and handle friction maturely.

How do you learn a new tool or topic quickly when you need it for a task?

What they are checking: Whether they are resourceful learners who don't need step-by-step guidance.

What would make this internship a success for you?

What they are checking: Whether they have realistic goals and take ownership of their own growth.

What would you do

You notice something in a test that seems off, but your mentor is busy. What do you do?

What they are checking: Whether they speak up about concerns rather than staying quiet to avoid bothering people.

How would you present your internship project at the end of the summer?

What they are checking: Whether they can explain their work clearly to engineers and managers.

About the work

Which CAD tools are you comfortable with, and how quickly could you model a simple bracket?

What they are checking: Whether they have usable CAD skills for typical intern design tasks.

How would you decide what material to use for a part that gets hot and vibrates?

What they are checking: Whether they can reason through material choices for an engine or generator environment.

What is a factor of safety, and why do engineers use one?

What they are checking: Whether they understand a basic design principle that protects products and people.

Practice this interview out loud.

Offer builds a real interview for this exact role at Rehlko from your resume and this job description, asks the questions one at a time, and tells you what landed. The first one is free.

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The full job description

As published by Rehlko.

Why Work at Rehlko Our work is guided by our purpose: creating an energy-resilient world for a better future. This purpose embodies the legacy we bring, with more than 100 years as the global leader in energy resilience, delivering solutions critical to sustain and improve life. Our teams have the opportunity to provide a critical resource – energy – that ensures safety, security, and independence for people around the world. Our team members are focused on pushing boundaries, continuing to innovate in an ever-changing landscape, and keeping up with the pace required to create solutions for today’s world demands. Our product range includes engines, generators, power conversion, UPS systems, EV components and electrification solutions, microgrid controls and management, and clean energy solutions that serve a broad spectrum of OEM, residential, industrial, and commercial customers. At Rehlko, you have the freedom to identify, create, and deliver solutions – large and small – that help people and communities thrive in the moments that matter. At Rehlko, our team members are the essential energy that powers our organization’s success. We are committed to fostering a safe and sustainable work environment where safety is everyone’s responsibility. We empower every team member to actively participate in our Zero Is Possible safety culture by encouraging open communication, proactively reporting hazards, following protocols, and suggesting improvements. Join us in creating an energy resilient world for a better future! What We Offer At Rehlko, our Total Rewards programs are designed to accelerate growth, energize performance, and support a culture of inclusion at every stage of life and work. We offer total rewards that are easily understood, recognize results, enable career mobility, and reflect our commitment to valuing diverse needs in a fast-moving world. We provide: • Competitive compensation and benefits • Work-life flexibility • Recognition and rewards • Development and career opportunities • A safe and inclusive workplace Why You Will Love this Job What Sets Our Early Talent Program Apart? Our Early Talent Program is designed to be a transformative experience—providing real impact, professional growth, and meaningful connections. Here’s what makes it exceptional: Personalized Mentorship One-on-one guidance from industry leaders committed to your growth. Impactful Projects Hands-on work that directly contributes to Rehlko’s purpose of building an energy-resilient future. Professional Development Access to workshops, training, and networking opportunities that accelerate both your skills and career readiness. Inclusive Culture An inclusive, collaborative environment where every perspective is valued and every voice matters. Continuous Feedback Regular coaching and check-ins to support your learning and long-term development. The Unique Spark You Bring Enrollment Requirement: Must be a junior, senior, or graduate student enrolled in an accredited college, university, or master’s program for the duration of the term, pursuing a degree in Mechanical Engineering, Manufacturing Engineering, Industrial Engineering, Electrical Engineering, or a related field. Candidates must be legally authorized to work in the United States without the need for current or future visa sponsorship. Skill Proficiency: Strong technical aptitude, data analysis and problem-solving skills, project experience, and effective communication abilities. Exposure to manufacturing, product development, testing, quality engineering, or continuous improvement initiatives is preferred. Proficiency with Microsoft Office and engineering tools used for testing and data acquisition is a plus. Candidates should be eager to contribute to real-world engineering projects in a collaborative and innovative environment. About Us Rehlko proudly offers a rich history steeped in creativity and commitment to our associates and communities, along with competitive benefits and compensation. Our Purpose—Creating an energy resilient world for a better future—and Values: Curiosity, Trust, Pace, and Excellence, are important cultural components that shape the way we work and relate to one another. Learn more about Rehlko at http://www.rehlko.com/who-we-are . In addition to the investment in your development, Rehlko offers a benefits package including a competitive salary, health, vision, dental, 401(k) with Rehlko matching, and more!? Rehlko is an equal opportunity employer that prohibits discrimination and will make decisions regarding employment opportunities, including, but not limited to, hiring, job assignment, compensation, promotion, benefits, training, discipline, and termination, without regard to race, creed, color, ethnicity, religion, sex, pregnancy, childbirth, or related medical conditions, genetic information, age, national origin, citizenship, ancestry, caste, mental or physical disability, marital or familial status, sexual orientation, gender identity or expression, genetic information, political belief or affiliation, union membership status, military status, veteran status, or any other characteristic protected by national, state, local, or other applicable laws. Americans with Disabilities Act (ADA) It is the policy of Rehlko to comply with all applicable provisions of the Americans with Disabilities Act (ADA) and corresponding national, state, local, or other applicable laws. Rehlko will not discriminate against any qualified associate or applicant with respect to any terms, privileges, or conditions of employment because of a person's physical or mental disability. Rehlko will provide a reasonable accommodation to associates or applicants with disabilities, in accordance with applicable laws. If you have a disability and require an accommodation in the application process or during the course of employment, please contact EnergyJobs@rehlko.com. Rehlko is an equal opportunity/affirmative action employer. Our Values Curiosity – Seek, learn, share Trust – Go farther together Pace – Focus to go faster Excellence – Find the win every day

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