Quality Assurance Supervisor

LG Energy Solution is the global leader in lithium-ion battery technology for electric vehicles and energy storage solutions. Located in Queen Creek, Arizona, LG Energy Solution Arizona, Inc. is LG Group's first cylindrical battery manufacturer in North America, leading the widespread distribution of electric vehicles with the most advanced battery technology in the world.

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Quality Assurance Supervisor

Queen Creek, AZ

We are seeking an experienced and hands‑on Quality Assurance Supervisor to lead the introduction and application of quality standards in our Electrode production area, while ensuring production targets are met consistently with high standards of safety, quality and efficiency. The ideal candidate will have a passion for team‑building and teamwork, a deep understanding of production processes, and a commitment to continuous improvement.

This role involves leading a team of people responsible for inspection activities to measure and evaluate the quality of electrodes used in lithium‑ion batteries, accurately identifying instances of nonconformance, integrating findings into the quality management system, and working cross‑functionally to support overall operations goals.

• Manage, coach, mentor and support a team of associates to safely accomplish inspection activities, production and quality objectives on a shift, while ensuring highest quality team member experience and satisfaction.
• Promote area standards and reinforce expectations for safety, housekeeping, punctuality, attendance, work performance, conducting performance reviews, and administering disciplinary action where appropriate.
• Administer timekeeping and payroll responsibilities with zero‑defect mindset.
• Conduct regular audits and evaluations of inspectors’ performance and provide targeted training to continuously improve inspection accuracy and effectiveness.
• Interface with area leadership, production and engineering teams using analysis of audit data, escalating key findings and prioritizing work based on production schedule and organization goals.
• Analyze defects identified during the electrode manufacturing and assembly processes, identifying root causes, sharing validated corrective actions and driving implementation.
• Lead process investigations to enhance process stability, capability, and product quality.
• Deliver formal presentations and training sessions on quality processes to internal stakeholders as required.
• Maintain and manage laboratory testing equipment and methods, including Optical Measurement Machines, Karl Fischer Titration systems, and Universal Testing Machines, ensuring proper usage and calibration.
• Develop, update, and ensure adherence to Standard Operating Procedures (SOPs) to maintain data reliability in quality inspections.
• Ensure inspections are conducted in accordance with the Quality Management System (QMS), managing and maintaining quality inspection records and documentation.
• Conduct thorough and timely layered process audits in appropriate work areas related to electrode production.
• Perform other duties as assigned.

• Minimum of 3 years of quality assurance experience in a manufacturing or production environment
• Minimum of 1 years of experience leading and managing team members
• Six Sigma training or certification, desired
• High School Diploma/General Educational Development or higher degree required
• Must be able to properly and regularly utilize the following Personal Protective Equipment (PPE) for a period of up to 12 hours
  • Safety glasses
  • Steel‑toed shoes
• Must be able to do perform the following over the course of up to 12 hours per day
  • Lift/push/pull up to 35 pounds
  • Stoop, twist, bend
  • Reach overhead
  • Stand for lengthy periods

• Proven experience in utilizing equipment for component analysis, including optical microscopy, optical dimensional measurement, and peel‑off testing
• Strong knowledge and hands‑on experience with Standard Operating Procedures (SOPs), Control Plans, Critical to Quality (CTQ) characteristics, and key parameters for…