Sazali received his training at Flinders University Drama Centre, Australia and graduated with a Bachelor of Arts (Honours) in Drama. Since then, he has worked and collaborated with various companies in Singapore and Australia as an actor, director and a teacher. After years of teaching, Sazali subsequently attained a Masters of Arts in Pedagogy and Practice from Goldsmith University.

As an actor, Sazali has appeared in a number of theatre and television shows in both Australia and Singapore. His acting credits include Memory Museum (commissioned by South Australian Centenary of Federation Committee), Savvy TV (Channel 9, South Australia), Panca Tantra (3.14), Midsummer Night's Dream (Teater Ekamatra), Ma Goes Home (Action Theatre), and Fish and Snakes, which was brought to Seoul, Korea by ACT 3 International.

Sazali has also directed and written scripts for several local plays for both television and theatre. Among his credits are Rumors (Open Stage), Cinta Q (Eaglevision for Suria Channel), Dimensi (Eaglevision for Suria), Rama-Rama Hinggap di Jendela (Teater Artistik) and Say No to Violence (Dramaplus Arts). In addition, he has directed many theatre plays for LASALLE College of the Arts and Nanyang Academy of Fine Arts (NAFA).

Wishing to share his knowledge, talents and experience with aspiring artistes, Sazali has taught subjects such as Directing and Performance, Acting, Improvisation, Semiotics of Drama, Creative Lab, Theatre in Education, Understanding Performance and Theatre Sports at Republic Polytechnic, NAFA and LASALLE College of the Arts.