This study aims to determine the effect of training, learning motivation, and supporting facilities on the work readiness of training participants through participant competencies at the Jember Vocational Training Center (BLK) UPT. This study is an explanatory research with a quantitative approach with a survey design. The population in this study were all training participants at the Jember Vocational Training Center (BLK) UPT in 2025, totaling 592 people. The sampling technique used probability sampling with a simple random sampling method, using the Slovin formula with an error rate of 5%, so that 239 respondents were obtained as research samples. The data analysis method used Partial Least Squares–Structural Equation Modeling (PLS-SEM) with the help of SmartPLS 4.0 software. The conclusions from the analysis results are: 1). Training has a positive and significant effect on competency at the Jember Vocational Training Center (BLK). 2). Learning motivation has a positive and significant effect on competency at the Jember Vocational Training Center (BLK). 3). Supporting facilities have a positive and significant effect on competency at the Jember Vocational Training Center (BLK). 4). Training has a positive and significant effect on job readiness at the Jember Vocational Training Center (BLK). 5). Learning motivation has a positive and significant effect on job readiness at the Jember Vocational Training Center (BLK). 6). Supporting facilities have a positive and significant effect on job readiness at the Jember Vocational Training Center (BLK). 7). Competence has a positive and significant effect on job readiness at the Jember Vocational Training Center (BLK).