[3] In December 1970, Faiz went to UK for doing research leading to Ph.D. and obtained the degree in Soil: Plant Water Relations from the Department of Botany, University of Aberdeen, under the supervision of Regius Professor P.E.
In 1993, Faiz was appointed chairman of the Bangladesh Public Service Commission (P.S.C) by the president of the country.
[5] The constitutional position he held in this quasi-judicial body during 1993 to 1998 gave him the responsibility of selecting suitable candidates for different Civil Service Cadres of the Government.
[8] Professors the University demanded Faiz remove Hasanuzzaman Chowdhury, member of the Public Service Commission, from staff quarters accusing of behaving poorly with his neighbors in 2005.
[10] In February 2008, the campus saw clashes between students supporting and against quota in the Bangladesh Civil Service.
[16] In August, his office was vandalized by Bangladesh Chhatra League activists protesting the arrest of their general secretary.
[17] He was released along with the president of the university unit of Bangladesh Jatiyatabadi Chhatra Dal following protests.
[21] He formed a committee to investigate three teachers of the department of political science accused of leaking question papers.