The Nigerian public sectors like their counterparts in the private sector have neglected fundamental principles that should be adhered to in ensuring accountability and transparency in their various sectors. This research work is aimed at looking at the various ways in which the Accounting officers: – Chief Executives, Accountants, Auditors and in fact the Financial controllers in our country help to enhance financial accountability and transparency in the public sector. A framework for understanding the relationships between the major financial administrators and their subordinates in Public sector financial accountability and transparency was established. A questionnaire, interviews and research methodology was adopted for this research. Each question was examined as a whole to obtain an understanding of the opinions and perspectives of the respondents from each individual, organization as to what are considered to be the important factors in this study. Then, chi-square was used to test the five hypothesis propounded. The results suggested avenues of enhancing financial accountability and Transparency in the public sector. The major findings from the survey are: (1) Public Financial Managers do not enhance the implementation of financial accountability and transparency in the Nigerian public sector. (2) Financial accountability and transparency is not yet improved in the Nigerian public sector and. (3) Public financial managers do not adhere to the laid down rules for the management of accountability and transparency in the Nigerian public sector. Finally the research concluded with the following major recommendations: The Nigerian value system must be changed so as to stamp out dishonesty and the use of double standard in handling government matters and that Regular workshops, seminars and trainings should be organized on regular basis for those public accountants who rose through the ranks. This will make them fit into the accounting duties properly.