Operations Quality Control Supervisor - New Johnsonville, TN

QC Supervisor - New Johnsonville, TNQC Supervisor to serve as the ultimate checkpoint before our ultra-high purity (UHP) electronic gases are shipped to semiconductor customers. In this high-responsibility role, you will cross-examine laboratory chemical data, physically inspect final packaging, verify strict regulatory transport labels, and hold the formal authority to approve or reject shipments for delivery.Essential Duties and Responsibilities include the following. Other duties may be assignedMonitor and evaluate the effectiveness of quality control measures.Review Certificates of Analysis (CoA): Cross-reference laboratory analytical results (GC-MS, FTIR, CRDS) against customer purchase orders to ensure trace impurity levels (moisture, O₂, particles) meet exact parts-per-billion (ppb) contract specifications.Final Physical Inspection: Conduct a complete visual audit of the cylinder body, valve, and valve cap for surface dents, contamination, or signs of transport degradation.Verify Tamper-Evident Seals: Confirm that high-purity valve shrink-wraps, dust caps, and specialized cylinder seals are intact, airtight, and correctly applied.Audit Hazardous Materials (HazMat) Labeling: Ensure every container displays flawless Department of Transportation (DOT) labels, UN hazard numbers, Global Harmonized System (GHS) pictograms, and tracking bar codes.Cross-Check Shipping Manifests: Match physical cylinder serial numbers exactly against the bill of lading, customer delivery address, and electronic inventory system records.Execute Final Release Sign-Off: Formally unlock approved packages in the ERP system for shipment, or issue immediate "Stop-Ship" holds on any non-conforming or suspicious products.Performs other duties as assignedComplies with all polices and standardsEducationBachelor’s degree in Quality Management, Business, Engineering, or a related field.Work Experience3+ years in QC/QA inspection, with specific experience in Electronic/ Iindustrial gases, chemical manufacturing, pharma packaging, or aerospace shipping.3-5 years of relevant experience in Quality ManagementKnowledge, Skills and AbilitiesExperience: 3+ years in QC/QA inspection, with specific experience in industrial gases, chemical manufacturing, pharma packaging, or aerospace shipping.Data Verification: Exceptional document review skills; high comfort level reading complex chemical purity spreadsheets and lab printouts.Regulatory Compliance: Familiarity with HazMat transport standards (such as DOT, ADR, or IATA) and compressed gas safety protocols (CGA guidelines).High Attention to Detail: Ability to spot tiny errors—such as a misplaced digit in a serial number or a micro-scratch on a valve face—in a fast-moving shipping environment.Professional Integrity: Confident decision-making skills to halt a high-value shipment and push back against production timeline pressures if a quality standard is compromised. Strong understanding of quality management systems and standards.Excellent communication skills, both written and verbal.Nippon Sanso Matheson is an Equal Opportunity Employer that complies with the laws and regulations set forth under EEOC.. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. EOE AA M/F/VET/Disability