JobsMercury Marine

Electro - Mechanical Engineering Intern

Mercury Marine · Menomonee Falls, WI

Posted Sep 7, 2026 · We last checked this listing on Sep 20, 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.

Behavioral

Walk me through a project where you had to test or validate an electrical or electro-mechanical system. What did you actually measure, and how did you know it passed or failed?

whether the candidate has hands-on testing experience versus purely theoretical coursework

Tell me about a time you had to write instructions or documentation for someone else to follow, maybe a test procedure or lab report. How did you make sure it was clear enough that they didn't need to ask you questions?

capability to produce test documentation that manufacturing or other engineers can actually use

Tell me about a time you were juggling more than one task or project at once. How did you decide what to work on first?

multitasking ability under real deadline pressure, not just claimed comfort with it

Have you done any hands-on wiring, soldering, or bench assembly work? Walk me through something you built or repaired with your hands.

actual bench and fabrication skill, since this role is not purely a desk job

Tell me about a time something you built or tested didn't work the way you expected. What did you do next?

resilience and troubleshooting mindset when a first attempt fails

Technical

Say you're asked to design a simple 12-volt wiring circuit for a marine accessory panel. What components would you include and how would you size the wire and fuse?

basic grasp of 12v DC electrical fundamentals relevant to marine systems

Have you used Creo or another 3D CAD package? Tell me about something you modeled or documented in it.

actual CAD proficiency versus just listing the software on a resume

How would you troubleshoot a circuit that's supposed to carry both AC and DC loads but isn't behaving as expected?

practical diagnostic reasoning with mixed AC/DC systems

What do you know about ABYC standards or other codes that govern marine electrical products, and why do you think they matter here?

awareness of the regulatory environment even without deep expertise, and willingness to learn it

What's an ECN, in your own words, and why do companies bother with that process instead of just changing the part?

whether the candidate understands engineering change control and production discipline, even at a basic level

Situational

If someone handed you a vague design requirement, like 'make this panel easier to service,' with no other detail, what would you do first?

ability to synthesize a solution from incomplete inputs, which the posting explicitly calls out

Imagine you're building a prototype and the parts you receive don't quite match the drawing. What do you do before assembling it?

judgment about escalating discrepancies versus improvising silently, and shop safety awareness

If you needed to explain a design change to a manufacturing team that wasn't involved in the original design decisions, how would you approach that conversation?

communication skill translating engineering intent to people outside the design team

Practice this interview out loud.

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The full job description

As published by Mercury Marine.

Are you ready for what’s next?   Come explore opportunities within Brunswick, a global marine leader committed to challenging conventions and innovating next-generation technologies that transform experiences on the water and beyond.  Brunswick believes “Next Never Rests™,” and we offer a variety of exciting careers and growth opportunities within united teams defining the future of marine recreation.  Navico Group -Electro - Mechanical Engineering Intern Location:  Menomonee Falls, WI Workplace Category: (Hybrid, onsite,   remote)   Onsite   Travel Required:  No   Direct Reports:    No   Pay Range:   $18.00 - $27.00   Relocation:   Yes   Visa Sponsorship:   Applicants must be currently authorized to work in the United States.  This position is not eligible for employment visa sponsorship now or in the future.     Are you ready for what’s next?     Come explore opportunities within Brunswick, a global marine leader committed to challenging conventions and innovating next-generation technologies that transform experiences on the water and beyond.  Brunswick believes “Next Never Rests™,” and we offer a variety of exciting careers and growth opportunities within united teams defining the future of marine recreation.   Innovation is the heart of Brunswick.  See how your contributions will help transform vision into reality: Position Overview :  This position reports to a Design Engineering lead. Main responsibility will be to expand the capability of testing solutions for electrical products. The candidate will require skills in CAD, organized thinking, record keeping, and basic electrical knowledge. Mechanical and Electrical engineers are encouraged to apply. At Brunswick, we have passion for our work and a distinct ability to deliver.  Essential Functions: • Conceive and refine testing documentation for electro-mechanical systems • Understand functions of products and how they interact with each other • Ability to learn relevant regulations and codes for the markets we serve • Communicate design intent to manufacturing teams internal and external • Execute Engineering prototype build • Other duties as necessary Internship Projects to include: • New product development testing • Generating engineering changes (ECNs) to release into production new or improved electrical components, electrical panels, wiring harnesses and/or electrical systems changes • Simple 12v design of marine electrical systems • Install, test and troubleshoot AC/DC electrical circuits, components or systems to ensure proper operation as needed Diversity of thought and experiences is fundamental when imagining the unimaginable. Certain skillsets/experiences are necessary; however, others can be developed along the way. Required Qualifications:  • Currently pursuing a bachelor’s degree in electrical engineering, mechanical engineering • Able to synthesize a solution when design inputs are vague or incomplete • Comfortable in multi-tasking situations • Selfless, can-do attitude. Willing to Learn • Candidates must be authorized to work in the United States immediately, without the need for sponsorship, now or in the future Preferred Qualifications: • Experience with 3D CAD software packages (Creo & Creo Schematics utilized) • Familiarity with marine and/or RV products in professional or recreational environment • Familiarity with ABYC requirements • Experience with new product introduction cycles • Shop/Bench fabrication and/or assembly skills • Basic wiring skills and experience with wiring • Knowledge of Komax products is a plus Working Conditions: • Learning Opportunities: Our Student Program is designed to provide hands-on experience in a professional setting. You will work alongside experienced professionals and get a chance to apply your academic knowledge to real-world tasks.  • Project Work: The work environment is supportive, collaborative, and conducive to learning. Student co-ops or interns typically work on specific projects or tasks that contribute to the organization’s goals. This may range from supporting larger projects to handling smaller, individual assignments.   • Hours: Co-ops and Interns are expected to work a full 40-hour work week. • Feedback and Performance Reviews: As a co-op or intern, you will receive feedback and performance reviews throughout your assignment. We value the importance for interns to understand their progress and areas for improvement.  The pay range for this position is $18.00 - $27.00 per hour.  The actual hourly rate offered will vary depending on multiple factors including year in school/credits earned, degree, job-related knowledge/skills, relevant experience, business needs, and geographic location.  At Brunswick, it is not typical for an individual to be hired at or near the top end of the salary range for their role. Compensation decisions are dependent upon the specifics of the candidate’s qualifications and the business context. Why Brunswick:   Whatever tomorrow brings, we’ll be at the leading edge.  As the clear leader in the marine industry, we’re committed to our values and supporting our exceptional people. We offer and encourage growth opportunities within and across our many brands. In addition, we’re proud of being recognized for making a splash with numerous awards !  About Navico Group: Navico Group is a division of Brunswick, which designs and manufactures a broad product portfolio of electrical components and power management systems for the marine, recreational vehicle, emergency vehicle, specialty vehicle, and industrial markets. Our driving ambition is not just to improve user experiences, but to transform them. That’s why we are constantly innovating across our portfolio to deliver seamlessly integrated solutions that enable greater possibilities on the water, at the campsite, and beyond! Navico Group is the global leader in technology, systems and solutions for a variety of industries, from Marine & RV to Specialty Vehicles and beyond. Our broad portfolio consists of the industry's leading brands in Power Systems, Digital Systems, Fishing Systems, and Performance Components including Ancor, Attwood, B&G, BEP, Blue Sea Systems, C-MAP, CZone, Garelick, Lenco, Lowrance, Marinco, MotorGuide, Mastervolt, ProMariner, RELiON, Simrad and Whale.  Our team is committed and driven, every day, to be the most trusted supply partner to the marine and mobile industries...and beyond. Next is Now!   We value growth and development, recognizing that people come with a wealth of experience and talent beyond just the technical requirements of a job. If your experience is close to what you see listed here, please still consider applying. Brunswick is an Equal Opportunity Employer and considers all qualified applicants for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, protected veteran status or any other characteristic protected by federal, state, or local law.  Diversity of experience and skills combined with passion is key to innovation and inspiration and we encourage individuals from all backgrounds to apply.  If you require accommodation during the application or interview process, please contact hrsharedservices@brunswick.com  for support.  Brunswick and Workday Privacy Policies Brunswick does not accept applications, inquiries or solicitations from unapproved staffing agencies or vendors. For help, please contact our support team at: hrsharedservices@brunswick.com or 866-278-6942. All job offers will come to you via the candidate portal you create when applying through a posted position through https:///www.brunswick.com/careers .  If you are ever unsure about what is being required of you during the application process or its source, please contact HR Shared Services at 866-278-6942 or HRSharedServices@brunswick.com . #Brunswick Corporation For more information about EEO laws, - click here Brunswick Corporation participates in E-Verify as part of our commitment to a lawful and transparent hiring process. For additional information click here: https://www.brunswick.com/e-verify .

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