JobsMercury Marine

Investment Casting Technician III

Mercury Marine · Fond du Lac, WI

Posted Aug 2, 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 worked in a hot, loud, or physically demanding environment. How did you keep yourself going through a full shift?

whether the candidate has realistic expectations about foundry conditions and has actually handled them before

Tell me about a time you had to follow a strict safety procedure even though it slowed you down or felt unnecessary in the moment.

commitment to safety protocol over shortcuts, given the heat and equipment hazards here

Tell me about a job where you had a daily production quota. How did you keep pace without cutting corners on quality?

whether the candidate can balance speed and accuracy under output pressure

What does cross-training mean to you, and how have you handled being moved between different tasks or stations in a past role?

flexibility and openness to rotating through multiple jobs, which this role explicitly requires

Describe a time you noticed your work area was getting cluttered or disorganized during a shift. What did you do about it?

habits around 5S-style housekeeping standards common in foundry environments

Tell me about a repetitive job you've held. How did you stay focused and avoid mistakes as the shift wore on?

sustainability of attention and quality on repetitive, physically tiring tasks

Technical

Walk me through what you know about the investment casting process, from wax mold to finished propeller.

baseline familiarity with the process so training time can be estimated accurately

What personal protective equipment have you worn on past jobs, and how did you make sure it stayed effective through a full shift?

real hands-on familiarity with PPE discipline, not just knowledge that it exists

Have you ever worked with molten metal, wax forming, grinding equipment, or similar industrial tools? Walk me through that experience.

concrete prior exposure to equipment and hazards similar to what this job involves

Situational

Say you're grinding a propeller and you notice a surface defect that might not meet quality standards. What do you do next?

whether the person stops to flag quality issues rather than pushing product through to hit numbers

How do you approach a task where you're given written instructions but no one is around to ask questions if something is unclear?

ability to work independently and follow documentation accurately

If your line partner is behind and it's slowing down the whole cell, how do you handle it?

teamwork and communication style when production flow is at risk

If you saw a coworker not wearing required protective gear near the casting area, what would you do?

willingness to speak up on safety even when it's socially uncomfortable

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.  Location: Fond du Lac, WI Workplace Category: Onsite Travel Required: None Direct Reports: None Pay Range:  $29.39 - $33.26 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.   Relocation: None Job Description Innovation is the heart of Brunswick. See how your contributions will help transform vision into reality: Position Overview: As part of the talented investment casting team, you will perform tasks daily that are essential to the production of propellers. Investment Casting Technicians aid in the forming of wax molds, cleaning of casted propellers, finishing of ground props, and the boxing of finished props for the customer. At Brunswick, we have passion for our work and a distinct ability to deliver. Essential Functions: • Promotes a safe work culture by following all company safety protocols, documents, and procedures • Report safety, equipment, quality and other issues as they arise • Performs everyday tasks involved with production of Propellers • Keep equipment and work area in a clean and orderly environment • Follow instructions to ensure producing quality parts • Communicate well with team members • Meet or exceed daily production goals • Performs all other duties as assigned 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: • Willingness to perform manual labor in a non-A/C controlled environment • Strong attention to detail required • Ability to read and follow instructions • Must be able to communicate adequately both verbally and in writing • Ability to work independently and in a fast-paced work environment • Desire to be cross trained in multiple areas/jobs is a must Preferred Qualifications: • Some manufacturing experience preferred but not required Working Conditions: • Manufacturing/foundry environment with exposure to heat, noise, dust, fumes, and industrial equipment. • Work may involve standing or walking for extended periods and working near heated materials. • Required use of personal protective equipment (PPE), including heat‑resistant clothing, gloves, eye protection, and other safety gear. • Ability to stand, walk, bend, and perform repetitive motions for extended periods. • Ability to lift, push, or move materials within established limits. The anticipated hiring range for this position is $29.39 .   The actual base pay offered will vary depending 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.  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), wellbeing 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 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 Mercury Marine : Headquartered in Fond du Lac, Wisconsin, Mercury Marine® is the world’s leading manufacturer of recreational marine propulsion engines. A division of Brunswick Corporation (NYSE: BC), Mercury provides engines, boats, services and parts for recreational, commercial and government marine applications. Mercury empowers boaters with products that are easy to use, extremely reliable and backed by the most dedicated customer support in the world. The company’s industry-leading brand portfolio includes Mercury outboard engines, Mercury MerCruiser® sterndrive and inboard packages, Mercury propellers, Mercury inflatable boats, Mercury SmartCraft® electronics, Land 'N' Sea 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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