This study was to determine the impact of remuneration and work environment on librarian’s job performance in public libraries in Akwa Ibom and Cross River States. Two purposes of the study, and two research questions were formulated. The correlational research design was used for the study. The population of the study consisted of 98 librarians drawn from public libraries in Akwa Ibom and Cross River States. Fifty-nine (59) librarians constituted the sample size using Pearson Product Moment Correlation (PPMC). Questionnaire was used to collect data for the study. Data collected were analysed using Pearson Product Moment Correlation to answer the research questions. The findings from the data analysis showed that the remuneration and work environment have significant influence on librarians’ job performances in public libraries in Akwa Ibom and Cross River States. Based on the findings, it was showed that remuneration and work environment determine librarian’s job performance in public libraries in Akwa Ibom and Cross River States. The study recommended that Governments and management of public libraries should provide good salary packages and additional incentives in order to encourage librarians to be committed and dedicated to their required duties. Also, Government should provide librarians with conducive work environment so that they will be committed and dedicated to their duties effectively and efficiently, and this would facilitate higher productivity.