This study aims to determine the factors that have a significant influence on lecturer performance. The performance of lecturers within the scope of higher education cannot be separated from the influence of existing characteristics on individual lecturers and also positive organizational behavior formed in the workplace.  This research was conducted on 98 respondents consisting of lecturers in the Ciayumajakuning area. Data processing using Smart PLS version 3.0. The test results found that individual characteristics had no effect on the performance of lecturers.  The results of testing the relationship of individual  characteristics variables to lecturer performance mediated by career development showed an estimated value of 0.054 (positive direction), a p-value  of  0.294 < significance (0.05) and a t-statistical value of 1.050 > t-table (1.645) so that it can be concluded that career development mediates positive but not significant influence of individual characteristics on lecturer performance.   The results of testing the relationship of  the Positive Organizational Behavior variable to lecturer performance  showed an estimated value of 0.463 (positive direction),  a p-value of 0.001  < 0.05 (significant) and a t-statistical value of 3.318 < t-table (1.645) so that it can be concluded that positive  organizational behavior has a positive and significant effect on lecturer performance.    The results of testing the relationship of Positive Organizational Behavior variables to lecturer performance mediated by career development showed an estimated value of 0.243 (positive direction), a p-value of 0.002  < significance (0.05) and a t-statistical value of 3.155 > t-table (1.645) so that it can be concluded that career development mediates  positively and significantly the influence of Positive Organizational Behavior on lecturer performance.