JobsMercury Marine

Manufacturing Engineer IV

Mercury Marine · Fond du Lac, WI

Posted Jun 3, 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 you owned a family of castings and had to become the go-to expert for it. What did that ownership actually look like day to day?

whether they can operate as a true subject matter expert rather than a reactive troubleshooter

Tell me about a continuous improvement project where you extended tool life or improved trim and finishing efficiency. What was the before and after?

ability to drive measurable CI results, not just participate in them

Describe a new program launch you supported with DFM input. What did you push back on, and how did that conversation with tooling or design go?

whether they can influence upstream design decisions, not just execute downstream

Tell me about a time your fix for a casting quality issue caused a new problem downstream, in trimming, machining, leak testing, or painting.

systems thinking about how casting quality ripples into downstream operations

Tell me about a time you had to deliver a result on your own with little support from the team around you. What made that hard?

capacity to work independently in a fast-paced foundry environment as the role demands

Technical

Walk me through the aluminum casting process from melt to finished part, and tell me where you have seen the most defects show up.

whether the candidate has genuine hands-on process knowledge across the full casting flow, not just one stage

What is the difference between how you would troubleshoot a high-pressure die casting defect versus a lost foam defect?

whether the stated 'working knowledge' of both processes is real depth or a resume line

How do you read a CMM report and decide whether a dimensional deviation is something to flag or something within normal variation?

comfort with quantitative quality data and judgment about when to escalate

Walk me through your part in a PPAP submission. What pieces have you personally been responsible for?

depth of actual PPAP experience versus general familiarity with the term

How do you decide which process data to track and how do you use it to catch a problem before it becomes a customer issue?

practical data analysis skill applied to real troubleshooting rather than reporting for its own sake

Have you worked with 3D CAD or simulation software on a casting project? Tell me what you used it for.

whether the preferred qualification is real experience or passing exposure

Situational

Say a batch of castings starts showing porosity that wasn't there last week and the line is still running. What do you do first?

triage instinct and whether they balance production pressure against quality risk

You've got an operator who thinks a process change you want to make will slow down their line, and they're pushing back on the shop floor. How do you handle it?

ability to get shop-floor buy-in and work collaboratively with operators, not just issue directives

If you inherited a family of castings with no documentation on past tooling issues or maintenance history, how would you go about rebuilding that record?

organizational discipline around maintaining records that support long-term troubleshooting and stability

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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.  Innovation is the heart of Brunswick. See how your contributions will help transform vision into reality: Position Overview: As part of the talented Plant 17 Engineering team, you will play a hands-on, high-impact role in Mercury’s aluminum foundry, owning a dedicated family of castings from melt to finished part. This role is ideal for an experienced Manufacturing Engineer who wants to work directly on the shop floor, apply engineering fundamentals in a real manufacturing environment, and see your ideas turn into castings that meet and exceed customer expectations. You will partner closely with operators, tooling, quality, and downstream teams to improve processes, solve production challenges, and support new program launches in a fast-paced, high-volume foundry. At Brunswick, we have passion for our work and a distinct ability to deliver. Essential Functions: • Provide hands-on technical engineering support across the full metal casting process, from melt, cast, finishing to downstream operations; resolves technical problems and recommends production improvements • Develop technical ownership as the subject matter expert for a defined family of castings • Analyzes and develops solutions to engineering problems related to manufacturing equipment and systems or the causes of component failures • Develop and apply engineering standards and procedures, and provides advice on issues within the engineering field • Ensure that quality levels and industry standards are maintained or improved in the manufacturing process • Lead continuous improvement initiatives focused on improving casting quality, extending tool life, increasing trimming and finishing efficiency, reducing cost, and improving safety. • Support new casting program launches by providing DFM input and collaborating with tooling, simulation, and project management teams. • Maintain tool maintenance and part quality records to support troubleshooting, continuous improvement, and long-term process stability. • Understand and improve how casting quality impacts downstream operations such as trimming, machining, leak testing, and painting. • Read and interpret casting and machining prints, tolerances, and CMM reports. • Serve as a key contributor to the PPAP process, supporting documentation, validation, and customer requirements. 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: • Bachelor’s degree in Manufacturing, Mechanical, Industrial, or Metallurgical Engineering or related field • 7+ years of experience • Working knowledge of high-pressure die casting, lost foam, and mental finishing operations • A team-oriented mindset with the ability to thrive in a fast-paced, constantly evolving foundry manufacturing environment • Desire to be hand-on at the shop-floor level within a foundry environment • Ability to deliver results independently and as part of a team • Demonstrated project and time management skills • Ability to analyze process data to identify issues, support troubleshooting, and drive improvement • Proficient in Microsoft Office 365 applications including Teams, SharePoint, and Planner Preferred Qualifications: • Experience with 3D CAD and simulation software Working Conditions: • This position works in a Foundry environment The hiring range for this position is $118,000 – $144,000 annually. The actual base pay offered will vary based on multiple factors including job-related knowledge/skills, relevant experience, business needs, and geographic location. Compensation decisions are dependent upon the specifics of the candidate’s qualifications and the business context. 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. This position is eligible to participate in Brunswick's comprehensive and high-quality benefits offerings, including medical, dental, vision, paid vacation, 401k (up to 4% match), Health Savings Account (with company contribution), well-being program, product purchase discounts and much more. Details about our benefits can be found here. 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 valuable benefits including a competitive 401(k) plan with company match, health benefits, paid time off, a robust Wellness Program, and much more .   In addition, we’re proud of being recognized for making a splash with numerous awards ! About Mercury Marine:   Mercury Marine is a world leading manufacturer of marine propulsion systems. A $2.6 billion division of Brunswick Corporation (NYSE: BC), Mercury designs, manufactures and distributes engines, services and parts for recreational, commercial and government marine applications, empowering boaters with products that are easy to use, extremely reliable and backed by the most dedicated customer support in the world with 10,000 service points globally. Mercury’s industry-leading brand portfolio includes Mercury outboard engines; Mercury MerCruiser sterndrive and inboard packages; Mercury global parts and accessories; Land ’N’ Sea, BLA, Payne’s Marine, Kellogg Marine & Lankhorst Taselaar marine parts distribution; and Mercury and Quicksilver parts and oils. More information is available at mercurymarine.com.  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.  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 . 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 - Mercury Marine

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