During his tenure, he intensified anti-terrorist operations in Jammu & Kashmir, and managed the border disputes with China and other neighboring countries.
He also played an important role in India's military diplomacy.
The execution of Operation Vijay was planned, coordinated and headed by him to successfully defeat Pakistan's attempted intrusion in Kargil sector in 1999.
General Malik has been honored with many prestigious awards such as, the Ati Vishishta Seva Medal in 1986 and the Param Vishishta Seva Medal in 1996. He was given excellence in leadership award by Atur Foundation, Pune; Distinguished Fellowship of the Institute of Directors, New Delhi in 1999; and 'Pride of the Nation' award by the Doon Citizens' Council in July 2000.
He retired from service in September 2000, and has since been engaged with numerous government committees, including two terms with the National Security Advisory Board. In 2007, he was part of the panel to select and rank Top Companies for Leaders in Asia Pacific Region by Hewitt Associates.