Ambassador is in charge of the Embassy of India, Luanda.
Vidhu P Nair is the current Ambassador of India to Angola.
[1][2] The following people have served as Ambassadors of India to Angola.
https://www.mea.gov.in/press-releases.htm?dtl/29373/Srikumar_Menon_appointed_as_the_next_Ambassador_of_India_to_the_Republic_of_Angola