Nejib had his first acting role in Hbiba Msika (Dancer of the Flame), a film by Salma Baccar, in 1995. He then starred in Mohamed Kouka’s play Madrasat Nisaa(مدرسة النساء / The Women's School), however, Nejib's best success was in the series El Khottab Al Bab(الخطاب عالباب /Many Fiancees) appearing in both volumes 1 and 2 (1996-1998) for the director Slaheddine Essid.