Quality management

In ISO 9001:2015 there is no direct requirement for Quality manager, while ISO 13485:2016 have a requirement for person called Management representative (requirement 5.5.2). The management representative is usually the same person as the quality manager because he or she is responsible for implementing and maintaining quality in the organization.

For more detailes, please read following articles: 

How to define roles and responsibilities within an ISO 13485-based QMS

https://advisera.com/13485academy/blog/2017/11/16/how-to-define-roles-and-responsibilities-within-an-iso-13485-based-qms/

What is the job of the Quality Manager according to ISO 9001?

https://advisera.com/9001academy/blog/2016/08/23/what-is-the-job-of-the-quality-manager-according-to-iso9001/