The knowledge and skills of vocational school graduates who become Periodic Motor Vehicle Examiners must be analyzed. This research uses a quantitative approach to investigate the impact of the knowledge and skills of vocational school graduates on the quality of work productivity in the government sector. This research uses a quantitative method with 182 respondents from four Land Transportation Management Centers in Java, Indonesia. In the context of quality inspection, deep knowledge and specific skills are considered key factors. Data is processed using multiple linear regression analysis. The data analysis results show that vocational school graduates' knowledge and skills significantly positively impact work productivity and the quality of work output. These findings imply that improving the knowledge and skills of vocational school graduates can be an effective strategy to improve work results in the government sector. Based on the findings, recommendations are suggested for implementing appropriate training and development programs to improve the competence of vocational school graduates to make a more positive contribution to the government work environment.