The certified lead auditor designation is a professional certification for audit team leaders working for certification bodies or performing supplier audits for large organizations. Lead auditor certification requires tertiary education plus two years of work experience as an auditor or lead auditor in training.

It is possible to become a certified lead auditor in the following ISO (International Organization for Standardization) certification programs:

Quality (ISO 9000)

Aerospace (AS9100)

Medical (ISO 13485)

Environmental audits (ISO 14001)

Information security (ISO/IEC 27001)

Occupational health and safety (ISO 45001)

Food Safety (ISO 22000) 

HACCP