This study aims to determine the effect of  job promotion,  mutation and training on employee career development at “Distrik Navigasi Kelas III Cilacap". This research is a survey research using a questionnaire as an instrument. The population in this study consisted of 146 employees who worked at “Distrik Navigasi Kelas III Cilacap”. The sample in this study amounted to 115 employees “Distrik Navigasi Kelas III Cilacap”. The determination of sample size in this study uses the Isaac and Michael Tables (with an error tolerance of 5%). The sampling technique uses purposive sampling, which is sampling from the population with certain considerations. Test the validity of the instrument using CFA, while the reliability test results using Cronbach Alpha. The analysis technique used is multiple regression analysis techniques, and Hypothesis Test using F Test and t Test. The results of this study indicate that the variables of promotion, transfer and training simultaneously or jointly have a significant effect on employee career development in “Distrik Navigasi Kelas III Cilacap”. Job promotion variables have a significant effect on the career development of employees of the “Distrik Navigasi Kelas III Cilacap”. Mutation variables have no significant effect on career development of “Distrik Navigasi Kelas III Cilacap” employees. And the training variables have a significant influence on the career development of the “Distrik Navigasi Kelas III Cilacap”.