This study explored the determining effect of organizational justice, job involvement and workplace spirituality as predictors of career success among workers in Hassan Usman Katsina Polytechnic, Katsina. The research design for this study is descriptive survey. The sample was drawn from the population using the stratified sampling procedure, which entails that the population of study be divided into different departments and units where the samples were randomly selected for the study. The samples used for this study were 199 respondents which included 132 male and 67 female teaching staff of Hassan Usman Katsina Polytechnic, Katsina, Nigeria. The instruments used for this study consists of Career Success, Job Involvement, Daily Spiritual Experience and Organizational Justice Scales with reliability of .84. The data generated from the study were analysed using Multiple regression. Findings show that career success correlates significantly and positively with job involvement and workplace spirituality except organizational justice. The combination of the independent variables (organizational justice, job involvement and workplace spirituality) accounts for 8% of the variance in career success. In terms of magnitude of the contribution workplace spirituality contributed the most to the prediction of career success. Next to it is job involvement and organizational justice made the least contribution to the prediction of career success. Training should be provided for employees from time to time on how to improve upon themselves in order to gain higher success.