Jonathan M

Materials Scientist - 20 Years of Experience - Near 45011


Materials Scientist

Education Level:


Will Relocate:



Jonathan K. Mentzer 6964 Beagle Dr. Fairfield Twp, Ohio 45011 Home # 513-863-2974 The responsibilities at NEASE CO. LLC included resolving any quality issues that may occur. All instrument preventative maintenance and repairs are now the responsibility of the Quality Assurance and Quality Control (QA/QC) Supervisor. Writing, reviewing and training of procedures within the department to maintain Company ISO 9001 registration were added to daily duties. Resolve any non-conforming materials reports for the department and review any departmental accidents and incidents to assist the Environmental Health Safety & Security (EHS&S) department to find any possible lapses in the safety program and procedures inside and out of the Labs. The work record, performance and excellent attendance record, have prepared my candidacy with the job skill set and abilities that would be an asset to your company. The tenure at NEASE CO. LLC has prepared me for the tasks that are needed to be an asset to your Company in the manner expected. NEASE CO. LLC Harrison, Ohio 4/2005 -6/2014 QA/QC Supervisor • Supervise a 24/7 department with 3 subordinates and answer directly to Company Directors. • Establish testing protocols and methodology using statistics and validation methods. • Resolve all quality related non-conformances with root cause analyses. • Set-up statistical monitoring of raw materials to minimize testing costs and maximize quality. Raw materials, with low quality impact are tested less than high impact materials to preserve testing efforts for final product quality. • Instituted the start-up of the microbial monitoring and sampling program. • Any departmental non-conformance has a root cause analysis completed on it. Non-conformances have dropped from 40 plus to 2 (average per year). • Statistical Trend Charts are compiled continuously from final product testing. A summary of the trend charts are presented to managerial group semi-annually. • Process sample results are trended with weekly reports to manufacturing group. All new methodology and tests are validated before being used in production. • Skills o IATA and DOT trained o Working knowledge of WHMIS Hazard Communication o Working knowledge of Hazard assessments, Job Hazard analysis and Job Safety Analysis o Adept in American Chemical Society (ACS) Methodology o Accident Analysis and Root Cause Analysis o Minitab Statistical software and Microsoft Programs o UV, Vis, pH, microwave ovens, autotitrators, HPLC, UHPLC, IC GC,AA, viscometer and wet bench testing. EMD Chemicals Norwood, Ohio 3/1991 –4/2005 Lab Technician III • At this position, performed a wide number of tasks in and around the Quality Assurance department. These tasks included all aspects affecting the quality of product made at the manufacturing plant. • Sampled and sorted incoming chemicals according to reactivity and hazards. • Trained in FDA's cGMP for In Vitro Diagnostic Products. • Working in the Quality Assurance department many test protocols are employed in the testing of Materials. Proficient in GC, HPLC, Atomic Absorption, UV, FTIR, Fluorescence, Density, Conductivity, making Karl Fischer solutions as-well-as Water and Solvent based custom blended solutions. • The custom chemical area is where solutions were made for DNA synthesis testing and Karl Fischer solution blends. Helped develop new organic compounds for safer blends. • The high purity solvent area entails the use of instrumental trace testing for Part Per Trillion (PPT) and Part Per Billion (PPB) impurities of incoming and manufactured solvents. • The reagent salt testing area primarily uses the ACS methodology. The instrumentation for this area includes using pH meters, atomic absorption, UV, Optical Rotation, digestions and water based titrations. • In the Incoming and Inspection area involved sampling a wide range of hazardous and non-hazardous chemicals ensuring the compatibility with each other as well as with the packaging. Finneytown Janitorial Service Cincinnati, Ohio 6/1978 to 9/1993 Supervisor Light Maintenance & General Custodian • While in school, the job was to clean medical offices and office buildings throughout the Cincinnati area and supervised two employees. This job required integrity, being trustworthy and attention to details as well as the flexibility that is needed in a supervisory position. Education and Experiences • BS Natural Sciences University of Cincinnati • AA Natural Sciences University of Cincinnati • AA Liberal Arts University of Cincinnati • 24-Hour Hazmat Technician, CRP and First Aid trained All of these areas have demanded a delicate balance between speed, accuracy and the need to exceed all of the expectations of internal and external customer.