ISO 22000 Lead Auditor Training Course ISO 22000 Lead Auditor Training Course Lead Auditor course focuses on teaching students an effective approach for auditing food safety management systems. The primary objective of this ISO 22000 Lead Auditor Training is to instruct food safety auditors in the values and practices specific to auditing for conformance with ISO 22000, including planning and preparation of the audit, audit practices, and reporting audit findings.