Masud, is a Bangladeshi retired District and Sessions judge and incumbent Election Commissioners of Bangladesh.

In 1983, Masud joined the judiciary as an Assistant Judge (Munsif) and steadily rose through the ranks.

In 2000, he was promoted to the position of District Judge, serving in Chuadanga, Rajshahi, and Comilla.

From January 2004 to June 2007, Masud served as the Judge of Druto Bichar Tribunal-4, Dhaka, where he presided over fast-track criminal cases.

After retiring from judicial service, Abdur Rahmanel Masud served as the Legal Advisor to the Islamic Foundation.