Quality Control Supervisor

Marathon Electric•Wausau, WI

10d

About The Position

The Quality Control Supervisor leads day-to-day quality inspection and production support activities for Marathon Electric in Wausau. The role oversees Quality Inspectors, Quality Technicians, End-of-Line (EOL) Testers, Stator Testers, Incoming Inspection, and Gage Lab activities, ensuring consistent execution of inspection and testing processes across manufacturing operations. This hands-on frontline leader maintains a strong presence on the manufacturing floor, supports Production, prioritizes inspection activities, and drives containment, documentation, and escalation of nonconforming materials and products. The supervisor works closely with Manufacturing, Quality Engineering, Industrial Engineering, Materials, Maintenance, and other departments to prevent defects, resolve daily quality issues, and improve process discipline. The role focuses on coaching inspectors, developing technical competencies, standardizing inspection practices, establishing accountability, and building a responsive, reliable Quality Control team.

Requirements

At least 5 years of experience in Quality Control, Quality Inspection, or manufacturing quality operations is preferred.
Hands-on experience reading engineering drawings, using measuring equipment, and applying inspection criteria is required.
Experience with nonconforming material control, inspection documentation, and shop-floor problem solving is required.
Strong ERP/MRP experience is required.
Proficiency with Microsoft Excel, Word, Outlook, and standard quality documentation tools.
Ability to maintain digital inspection records and KPI reporting.
Knowledge of incoming, in-process, and final inspection; engineering drawings and product specifications; measurement tools, gages, and calibration awareness; nonconforming material control and containment; inspector training and skills development; root cause analysis and corrective action support; standard work, traceability, and documentation; daily management, KPIs, and continuous improvement; and production support and cross-functional communication.

Nice To Haves

Bachelor’s degree in Engineering, Manufacturing, or a related field preferred; equivalent relevant experience in quality inspection, manufacturing, and frontline leadership will be considered.
Prior experience leading, coaching, or coordinating inspectors or shop-floor teams is strongly preferred.
Experience in electromechanical manufacturing, machining, winding, assembly, or similar industrial processes is preferred.
Experience implementing standard work, training matrices, and operational KPIs is preferred.
Experience with ERP and quality management systems.

Responsibilities

Lead and organize daily inspection activities based on production priorities, staffing, workload, and quality risks.
Ensure timely incoming, in-process, and final inspections while maintaining established quality requirements.
Provide shop-floor support to Production when inspection results, product conditions, or process deviations require decisions.
Coordinate inspection priorities with Production, Planning, Materials, and Quality Engineering to minimize avoidable delays.
Ensure inspectors use current drawings, specifications, inspection plans, work instructions, and acceptance criteria.
Follow up on open inspection items, quality holds, rework verification, and pending dispositions.
Oversee daily EOL and Stator testing according to approved procedures, specifications, and production requirements.
Coordinate Quality Technicians and Inspectors supporting Assembly, Subassembly, and production lines.
Prioritize Incoming Inspection with Materials and Purchasing to support material availability.
Lead, coach, and develop Quality Inspectors through floor engagement, feedback, and structured follow-up.
Set responsibilities, expectations, daily priorities, and accountability for inspectors.
Assess inspector capabilities and maintain skills matrices, cross-training plans, and qualification records.
Coordinate technical training on drawings, measurement methods, inspection standards, and product knowledge.
Promote consistent interpretation of inspection criteria and verify inspector competency.
Develop team versatility and succession coverage to support production needs and multiple shifts.
Create structured training and qualification plans for Quality Inspectors, Quality Technicians, EOL Testers, and Stator Testers.
Work with the Lead Inspector to standardize inspection practices, provide technical guidance, and develop less experienced inspectors.
Implement and maintain standard inspection routines, checklists, sampling instructions, and inspection records.
Ensure inspection results are documented accurately, completely, and with appropriate traceability.
Confirm measuring and test equipment is suitable, available, correctly handled, and within calibration status.
Coordinate with Quality Engineering and Metrology on inspection methods, gage issues, and technical questions.
Improve inspection efficiency, consistency, visual controls, and record organization.
Oversee Gage Lab activities, instrument control, calibration monitoring, and equipment availability.
Ensure suspect or nonconforming materials and products are identified, segregated, documented, and controlled.
Coordinate containment and communicate quality issues promptly to affected production and support teams.
Support investigations and root cause analysis with Quality Engineering, Production, and other process owners.
Follow up on rework, sorting, retesting, and verification according to approved dispositions.
Escalate recurring defects, significant quality risks, and matters requiring engineering or management decisions; do not authorize deviations, concessions, or engineering dispositions beyond delegated authority.
Conduct daily reviews of inspection workload, open quality issues, priorities, and follow-up actions.
Monitor inspection turnaround, backlog, defect trends, rework verification, inspector qualifications, and EOL and Stator testing performance.
Support improvements in first-pass yield, defect prevention, inspection productivity, and responsiveness to Production.
Use data and shop-floor observations to identify recurring problems and implement corrective actions within the team’s scope.
Promote ownership, accountability, safety, discipline, constructive feedback, and continuous improvement.
Communicate daily with Production Supervisors, Quality Engineering, Materials, Manufacturing Engineering, and Maintenance.
Maintain the division of responsibilities between Quality Control inspection and containment work and Quality Engineering technical methods, investigations, and assigned formal dispositions.
Support internal and customer audits with inspection records and inspector training evidence.
Escalate unresolved technical, product acceptance, and systemic quality issues to the Quality Manager.
Support new product introductions, process changes, and production ramp-up through inspection readiness and team training.