JobsMercury Marine

Mechanical Engineering Intern

Mercury Marine · Menomonee Falls, WI

Posted Aug 25, 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

Tell me about a time your project priorities shifted suddenly and you had to change direction quickly. How did you handle it?

adaptability in a fast-moving, competitive environment as the posting describes

Tell me about a time you had to explain a technical problem or test result to someone else on a team. How did you make sure they understood it?

written and verbal communication skills needed to log issues through a test request system

Tell me about a time you got critical feedback on your work. What did you do with it?

coachability and openness to correction, important for an intern receiving regular reviews

Tell me about a time you worked independently on part of a project but still had to keep a team updated. How did you balance that?

ability to work both solo and collaboratively as the posting requires

Technical

Tell me about a project where you had to use a mill or lathe or other shop tools to build something. What did you make and what problems came up along the way?

whether the candidate has real hands-on machine shop experience versus just classroom exposure

Walk me through a time you modeled a part in Solidworks or Creo for a class project or internship. How did you go from concept to a finished model?

comfort level with CAD tools actually used on the job and ability to explain a design process clearly

Describe a time you had to design or build a test fixture, or something similar, from scratch. What did you have to consider?

ability to translate a testing need into a practical mechanical solution with limited guidance

Have you worked in a lab setting with equipment like environmental chambers or electrical test benches? What did that involve?

direct relevant lab experience versus theoretical knowledge only

Have you ever had to build something using both mechanical and electrical principles together, like a prototype with wiring? Tell me about it.

cross-disciplinary hands-on ability since the role blends mechanical and electrical work

Situational

Say you're given a batch of field-failed electrical products and asked to figure out why they broke. How would you approach diagnosing them?

logical troubleshooting method and whether they think in terms of root cause rather than guesswork

If you were running a validation test and the results didn't match what engineering expected, what would you do before reporting anything?

rigor and honesty in test reporting rather than rushing to a conclusion

You're juggling three things at once: building a prototype, running a test, and keeping the lab organized. How do you decide what to do first?

time management and prioritization across simultaneous responsibilities

If a piece of test equipment suddenly stopped working in the middle of a project, what steps would you take to get back up and running?

practical troubleshooting instinct and resourcefulness without over-relying on others

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 - 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:  We are seeking a Mechanical Engineering Intern to support the new product development and sustaining efforts of the Navico Group team. Activities will include creating and maintaining documentation along with supporting production efforts for the Navico Group Power Solutions team. This position is based out of Menomonee Falls, WI. They will be tasked with testing in a lab environment, assisting the Engineering Team with prototype development, and new product design. At Brunswick, we have passion for our work and a distinct ability to deliver.  Essential Functions:   • Execute product validation testing with detailed test reporting • Communicate test data and issues with engineering team by utilizing the test request system • Build prototypes according to engineering data, utilizing electrical and mechanical principles • Design and fabricate test fixtures • Provide technical assistance and resolution when product issues arise • Troubleshoot equipment failures and implement proper repair solutions • General shop and lab upkeep • Plan, coordinate, and prioritize multiple projects simultaneously • Contribute to decision-making that affects corporate strategy • This internship will be a full-time commitment from May to August Internship Projects to include: • Field failure diagnostics of a variety of electrical products. • New product development testing 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:   • Pursuing a Bachelor's degree in Mechanical Engineering or a related engineering discipline. • Basic machine shop experience (vertical mill, lathe, general shop tools) • Must be able to quickly adapt to changing directives in a competitive environment • Experience working in lab environment (environmental chamber, electrical, mechanical tests) is a plus • Solidworks and/or Creo 3D modeling experience through coursework, design projects, or internships • Ability to work both independently and collaboratively within a team environment • Positive attitude with a willingness to learn and accept feedback • Strong verbal and written communication skills Preferred Qualifications: • Experience in the manufacturing industry • Experience with the creation of work instructions • Familiarity with marine and/or RV products in professional or recreational environment • Experience with new product development cycles • Shop/bench fabrication and/or assembly skills 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: Interns are expected to work a full 40-hour work week • Feedback and Performance Reviews: As an 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 Solutions, 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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