[4][5][6][8][9] He spent 14 seasons at Rapid in which he helped the club win the 1966–67 Divizia A which was the first title in the club's history, being used by coach Valentin Stănescu in 25 matches and after the last game of the season against Petrolul Ploiești which ended 0–0, the team earning the point that mathematically made them champions, Greavu said:"I played the last thirty minutes with a lump in my throat.

[12][13][14] He played seven games and scored two goals in European competitions (including 4 games in the Inter-cities Fairs Cup), taking part in the 1967–68 European Cup campaign in which he helped Rapid eliminate Trakia Plovdiv, being eliminated by Juventus in the following round.

[4][9] Greavu played 10 matches for Romania, making his debut on 14 May 1961 under coach Gheorghe Popescu I in a friendly which ended with a 1–0 victory against Turkey.

[1][5][19] After retirement, Greavu worked at Rapid București as vice-president from 1972 until 1974, head and second coach of the senior team, coach of the children's and junior center where he taught and formed generations of players, which include Stelian Marin, Ion Ion, Iosif Damaschin, Marian Rada and Daniel Niculae.

[5][6][8][9] In 2004, Ilie Greavu had his legs amputated because he suffered from arthritis, also he was ill of diabetes and died on 1 April 2007 at age 69 of a heart attack.