| Acronym Key |
| CQE | Certified Quality Engineer |
| CRE | Certified Reliability Engineer |
| CQIA | Certified Quality Improvement Associate |
| CCT | Certified Calibration Technician |
| CQA | Certified Quality Auditor |
| CMI | Certified Mechanical Inspector |
| CSSBB | Certified Six Sigma Black Belt |
| CQT | Certified Quality Technician |
| CQMgr | Certified Quality Manager |
| CSQE | Certified Software Quality Engineer |
| CQA-Biomedical | Certified Quality Auditor-Biomedical |
| CHA | Certified HACCP Auditor |
