About ISO 9001 Lead auditor Course According to the IRCA criteria, the ISO 9001 Lead Auditor Training Course is led for 40 hours in 5 days as per the norms issued by the accreditation. This course is handled by experienced faculties with real-time auditing and training experience. The package incorporates lunch and course materials and final certification. This ISO 9001:2015 Lead Auditor Training would form u turner in the career of professionals as it is the basis for all management standards.