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Production Operator IV - Solder

Plexus · Neenah, WI · $37,700–$56,500 a year · Full time

Posted Sep 25, 2026 · We last checked this listing on Oct 6, 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.

About your past

Tell me about your hand soldering experience. What kinds of components and boards have you worked on?

What they are checking: Whether their soldering skill is real and matches senior-level work on complex assemblies.

Tell me about a time you made a mistake on a board. How did you handle it?

What they are checking: Whether they report their own errors honestly so the part can be fixed or scrapped correctly.

How do you keep up quality while also hitting the rate the line needs?

What they are checking: Whether they can balance speed and accuracy without cutting corners when the pace picks up.

As a senior operator, how have you helped newer people on the line learn soldering?

What they are checking: Whether they share skills patiently and help raise the quality of the whole team.

What would you do

You are partway through a build and notice the work instruction does not match the board in front of you. What do you do?

What they are checking: Whether they stop and ask instead of guessing, which protects the customer and the product.

About the work

Walk me through how you make a good through-hole solder joint, from prep to inspection.

What they are checking: Whether they understand heat, flux, wetting and cleanliness rather than just melting solder onto a pin.

What does a cold joint, a solder bridge or a lifted pad look like, and what causes each one?

What they are checking: Whether they can recognize defects in their own work and know how to avoid them.

Have you soldered to IPC J-STD-001 or worked toward an IPC certification? What did it teach you?

What they are checking: Whether they work to an industry standard, which matters for medical and aerospace builds.

How do you protect boards from electrostatic discharge while you work?

What they are checking: Whether they practice ESD control every time, since damage can be invisible and fail later in the field.

How do you rework a surface mount part without damaging the pads or nearby components?

What they are checking: Whether they can do careful rework under magnification without creating a second defect.

Practice this interview out loud.

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The full job description

As published by Plexus.

About us: At Plexus, our vision is to help create the products that build a better world. Driven by a passion for excellence, we partner with leading Aerospace/Defense, Healthcare/Life Sciences and Industrial companies to design, manufacture and service some of the world’s most transformative products, including advanced surgical systems, diagnostic instruments, healthcare imaging equipment, mission critical aerospace systems, and electric vehicle (EV) charging solutions. Visit Plexus.com to learn more about our unwavering commitment to our vision. When we invest in our people, we invest in building a better world. With a vision rooted in the wellbeing and inclusive engagement of our team members, our customers, their end users and our communities, people are the heart of what we do and who we are. It is our values that unite us and guide us in everything that we do, including how we operate, behave and interact to foster a workplace where every team member feels valued and empowered to contribute their best. Our values include: Growing our People, Building Belonging, Innovating Responsibly, Delivering Excellence and Creating Customer Success. As a team member, you will engage in impactful work through global collaboration and the use of emerging technologies, join an inclusive culture where every team member is valued and working toward a greater purpose, and be empowered to reach your full potential through various development programs designed to accelerate your growth. Plexus offers a comprehensive benefits package designed to support team members' wellbeing, including medical, dental, and vision insurance, paid time off, retirement savings, and opportunities for professional development. We also prioritize work-life balance and offer a variety of perks to enhance the team member experience. For more information, visit our US benefits website at usbenefits.plexus.com . Our commitment to pay range transparency fosters an equitable workplace, where everyone can feel valued. The annual compensation range for this position is stated below. The salary offered within this range will be based upon the geographic location, work experience, education, licensure requirements and/or skill level. Salary Range: $37,700.00 - $56,500.00 Purpose Statement: Responsible for supporting an advanced level of production with high complexity manufacturing to meet customer deadlines. Strong knowledge of factory guidelines. Able to take ownership of a job function. Has advanced and specialized expertise, typically developed through a combination of job-related training and considerable work experience. Has developed a specialized level of skill to perform assigned tasks. May act as a lead, coordinating and facilitating the work of others. Is not a supervisor and is not responsible for the performance evaluations for employees on the team. Key Job Accountabilities: • Operates tool/equipment/processes in accordance with provided instructions as well as operate based on experience with limited or no instructions. Assists in the creation of instructions when none are available. • Understands and adheres to standard work, including quality policies, customer specifications, monitors own work to ensure quality standards, and communicates effectively with supervisors, escalating issues when necessary. • Maintain accurate time keeping, record keeping, labor tracking, inventory control, process documentation, scrap, and quality records. • Supports improvement initiatives and participates actively to improve work environment which includes improving safety, cleanliness, product quality and efficiency. This includes generating new and innovated solutions to complex problems. • Keeps up to date on all certifications and training requirements for the role, consistently completes assignments on time without compromising on quality, and effectively manages workload and tasks. Train others on all tasks if assigned. • Education/Experience Qualifications: • A High School diploma or equivalent GED is preferred. • Seven (7) year of related experience in electronics production/manufacturing is preferred. Other Qualifications: • Basic Computer Skills. • Ability to adapt to change. • Employee must be self-motivated with the ability to work independently and in a cross functional team environment. • Good oral and written communication skills are necessary. • Attention to detail. • Ability to learn and be comfortable completing different tasks on a frequent basis. • Ability to execute sound judgement and demonstrate initiative Physical Requirements: • Ability to sit and/or stand for the duration of shift. Ability to frequently reach at waist and occasionally above head. Ability to carry up to 4.5 Kg (15 Lbs) and lift up to 20.4 KG (45lbs). Ability to use fine motor skills and occasional use of hand tools. Ability to frequently push, pull, bend, kneel, and/or stoop. Ability to meet visual acuity requirements that are defined by defined industry certifications and customer specifications This document does not represent a contract of employment and is not intended to capture every possible assignment the incumbent could be asked to perform. We are pleased to provide reasonable accommodations to individuals with disabilities or special requirements. If you need an application accommodation, please contact us by email at GHQ.TA@plexus.com . Please include your contact information and clearly describe how we can help you. This email is for accommodation requests only and cannot be used to inquire about the status of applications. We are an Equal Opportunity Employer (EOE) and do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. Some offers of employment are contingent upon successfully passing a drug screen and/or background check.

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