[1][2] He managed top clubs in India with teams based in Kolkata, Goa, Shillong, Sikkim, Kerala, Pune and Bangaluru.
[5] After one season though Rozario joined as head coach of Salgaocar[6] where he lasted one year and promoted the team to top tier I League.
Then he join as head coach of Shillong Lajong FC in June 2009[7][8][9] and made the team to reach finals in Federation Cup.
After a good performance with Shillong Lajong, Rozario was appointed as head coach of Mohun Bagan on 4 June 2010,[10] which reached the finals in Federation Cup and Calcutta League.
[15] On 9 January 2019, I-League football club Aizawl announced Stanley as their head coach.