He joined Balvihar (Akashvani radio, Nagpur) and thereafter became Script Writer and then Assistant Producer.
He also served as the President of 58th Drama Conference at Pune and by then he was an honorable personality of Marathi Theatre.
Darwhekar’s journey in theatre started when he lived in the Mahal area in Nagpur around 1947-48 timeframe - when he was very young and just out of college.
He wrote his first kids’ play, a musical, titled Sampacha Vaar and produced it for the Ganapati Festival celebrations.
The following year, he wrote another musical titled Swargatil Kala Bazaar with the same lead character and it was a huge hit as well.
On 14 October 1950, Darwhekar established the drama company Ranjan Kala Mandir and presented his first play ‘Atombomb Va Adkitta’.
His entry in the Maharashtra State Drama Festival, Chandra Nabhicha Dhalala, bagged his company first prize.
Darwhekar is remembered now for a musical play he wrote, "Katyar Kaljat Ghusali".
He was also the director of Vasant Kanetkar's historical play "Ithe Oshalala Mrityu" and V.V Shirwadkar's "Natasamrat" Besekar, C.S.