He was earlier the chief of Human Resources at VFS Global, a subsidiary of Kuoni Group.
In his new role, Martyris is responsible for the overall Group's HR strategy, leadership development, and talent and performance management, the Group said in a statement.
He joined VFS Global in 2004 and led the corporate HR function of Kuoni Group on an interim basis from 2013 till the beginning of 2015.
Martyris has over 35 years of experience in handling human resources and over two decades of experience in the hospitality industry. He was also associated with the Oberoi Group and the Taj Group of Hotels.