He started his film career by directing telefilms and short films. He then appeared in Thirakkadha, Ivar Vivahitharayal, Bodyguard, Puthiya Theerangal, Kudumbasree Travels, Artist, Omega.Exe, Rithu, Tejabhaai & Family, Sahasram, Calendar, Sagar Elias Jacky, Radio Jockey, On the Way, Central Theater, Ayaalum Njanum Thammil, Vikramaadhithyan, Love 24 X 7, Kadhantharam , Kali, Take Off, Njandukalude Naattil Oridavela, Adam Joan, etc.[2]
He won his first National Film Awards at the 60th National Film Awards, he won the Indira Gandhi Award for Best Debut Film of a Director for his film 101 Chodyangal (2012).[3][4][5] The film also won the Silver Crow Pheasant Award for Best Feature Film (Audience Prize) at the 18th International Film Festival of Kerala. 101 Chodyangal also won the best feature film award at Noida international film festival. Siva also won the Mohan Raghavan Award for Best Director, 2013. 101 Chodyangalwas also selected in Indian Panorama section at International Film Festival of India 2013.[citation needed]
Winner, National Film Award for Best Feature Film in Malayalam, PADMARAJAN Puraskaram, Kerala state award for best story,Indian Panorama, Chithra Bharathi Purasakar at Banglore International Film Festival - Best Indian Film - Jury
Kerala state award for Best Director and Supporting Actor,
Kerala Film Critics Association award for Best Director and supporting Actor,
GARFI Award for Best Film,
J C Daniel Foundation Award for Best Film, Best Director