He has top level management experience at international level in the fields of credit rating, Islamic and conventional financial risk assessment modeling.

In 2001, Faheem participated in the establishment of Islamic International Rating Agency (IIRA) in Bahrain. In 2011, he developed and launched ‘Fiduciary Ratings’; capturing Mudarib's quality, governance and compliance with Shari’ah principles. IIRA now has mandates in 14 Islamic countries.

In 2002, he a member of the founding team that established the Association of Credit Rating Agencies in Asia (ACRAA), with an office in Manila.

Mr. Ahmad served as the Chairman of the Board of Directors of ACRAA from 2014-17 and Vice Chairman from 2018-23. He is now serving as a Director on the Board. ACRAA has members from 27 Rating Agencies in Asia. In 2010, as the Chairman of the Best Practices Committee, he contributed to “ACRAA Code of Conduct Fundamentals for Domestic Credit Rating Agencies” and important publications, including ‘Credit Ratings – The Basics Revisited’, ‘Rating Shopping'.

Mr. Ahmad in 2012, conducted a study, funded by ADB, for the development of ‘Idealized Default Curves’ for mapping national scale ratings to facilitate cross border fund flows. In 1997, he formed a JV with a leading rating agency in the USA, to form DCR-VIS. JCRA joined JCR-VIS subsequent to the DCR’s merger with Fitch in 2001. In 2019 JCR-VIS Credit Rating Company was renamed as VIS Credit Rating Company Ltd., after JCRA sold its interest, however, remained a technical partner.

As a founder in 2003 and 2005, he helped to establish CRISL, Bangladesh and Islamic International Rating Agency, Bahrain. He is also the founder of Borhan Credit Rating Agency Iran.