JobsMercury Marine

Heat Treat Tech (2nd Shift)

Mercury Marine · Fond du Lac, WI

Posted Aug 9, 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 caught a part that was out of tolerance. What did you do next?

whether they take real corrective action or just flag the problem and move on

Tell me about a time you had to hand off an unfinished issue to the next shift. How did you make sure nothing got lost in the handoff?

whether they understand shift-to-shift communication is a safety and quality issue, not just a courtesy

This role has you lifting 17 to 52 pounds constantly, standing most of the shift, and working around vibration and heat. How have you handled physical demands like that in past jobs?

realistic self-assessment of physical readiness for the actual conditions of the job

Tell me about a time a piece of equipment needed to be set up or changed over quickly. How did you approach it?

comfort with equipment setup and changeover under time pressure

Tell me about a safety issue you noticed on the job that you reported instead of ignoring.

whether safety reporting is a habit or something they'd only do if forced

Technical

Walk me through how you'd load and unload parts in a carbonizing furnace, including what you're watching for during that process.

whether the candidate actually understands furnace loading procedure and the risks involved, not just that they've stood near one

What production records would you expect to keep during a shift, and why do things like temperature, time cycles, and gas mixtures matter for the parts coming out of heat treat?

whether they grasp that recordkeeping is tied to part quality and traceability, not just paperwork for its own sake

How comfortable are you operating a forklift and using hoists to move parts, and what's your experience with that kind of equipment?

actual hands-on material handling experience versus just checking a box on the application

What gauges or inspection tools have you used to check parts, and how do you know when a reading tells you something is wrong?

real familiarity with measurement tools versus generic claims of attention to detail

This job involves handling hazardous waste, container management, and shipping documentation. What's your experience with that, and how do you make sure it's handled correctly?

real exposure to regulated waste handling and whether they take compliance seriously

Situational

Say you're mid-cycle and you notice the gas mixture reading is off from what the process sheet calls for. What do you do?

judgment under pressure and whether they'd stop the process versus let a bad batch run to avoid slowing production

Imagine you're doing your preventative maintenance check and you find something that looks off with the equipment but the line is still running fine. What do you do?

whether they'll flag a developing problem early or wait until it becomes a bigger failure

How do you feel about working second shift and putting in overtime when it's needed?

whether they've thought through the actual schedule commitment, since attendance and overtime are called out explicitly

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:    $27.68-$31.34 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 We are seeking a Machinist Technician to join our manufacturing team. In this role, you will be responsible for producing high-quality precision parts while meeting safety, quality, and productivity standards. You’ll work with a variety of machining equipment, technical documentation, and inspection tools in a fast-paced manufacturing environment.  This position is ideal for individuals who take pride in craftsmanship, problem-solving, and continuous improvement. At Brunswick, we have passion for our work and a distinct ability to deliver. Job Description Job Summary: Responsible for changing mechanical properties of parts through thermal or mechanical treatment.  Also responsible for ensuring a safe work environment and adhering to established standards for production and quality. Essential Functions: Operate appropriate equipment to move parts including driving forklifts and using hoists Load and unload parts before and after carbonization in plant carbonizing furnaces Maintain production records including temperatures, time cycles, gas mixtures, and quality levels as required Set-up, adjust, and/or changeover equipment with appropriate tools needed Perform inspection visually and using gauges common to the classification at required intervals Take appropriate corrective action when out of tolerance situations occur Perform preventative maintenance inherent to the classification and equipment Daily and regular attendance is required. Works overtime as required. Has the physical ability (with or without reasonable accommodation) to perform these tasks, as specified in the "Physical Requirements" section of this Job Description Marginal Duties: Maintains a clean and safe working environment by complying with the JSA’s, Standard Operating Procedures (SOPs), Work Rules, and plant safety rules.  Also responsible for reporting quality and safety issues to management. Manage hazardous waste activities including, but not limited to, container management, container transfer, container inspections and shipping activities such as loading and shipment documentation when applicable. Arrange for periodic quality checks by support personnel such as heat treat lab technicians Contributes to team effort by assisting where needed to ensure continuity of operations. Clean and organize work area and equipment at close of shift and whenever needed Assists with employee training as needed. Communicates any issues or maintenance needs or irregularities with relieving employee to ensure and maintain efficient operations at shift change. Reads and understands MSDS sheets. Attends required meetings. Physical Requirements: 1.  Lifting and carrying items that weigh 17 to 52 lbs on a constant basis 2.  Occasional extended forward and lateral reaching at shoulder levels 3.  Standing up to 85%, Sitting up to 55%, Walking up to 50% of the work day depending on the job assignment 4.  Vibratory exposure Knowledge, Skill and Ability Requirements: Must have the ability to read gauges Must have the ability to read process sheets Must have the ability to read and follow standardized work instructions Basic math skills Education and Experience Requirements: High School diploma or equivalent.  Coursework in Metallurgy or Heat Treatment preferred. Complete Mercury Marine Annual RCRA Hazardous Waste, Universal Waste and Spill Response employee awareness training if applicable. The anticipated hiring range for this position is  $27.68, hourly.   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 ! 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. Our Employee Benefits :: Brunswick Corporation (BC) Brunswick's employee benefits support your entire family, prioritizing well-being, financial security, and paid time off to foster an ideal work-life balance. 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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