This study aims to analyze the impact of Workload (X1), Career Development (X2), and Competence (X3) on Employee Performance (Y) at PT. Kereta Api Persero Divre IV. A questionnaire was distributed to 175 respondents, and the collected data were analyzed using SPSS version 25. The t-test results show that Workload has a significant negative impact on Employee Performance (t-value = -6.065; significance = 0.000), with a regression coefficient of -0.228. Career Development has a significant positive impact on Employee Performance (t-value = 10.787; significance = 0.000), with a regression coefficient of 0.431. Competence also has a significant positive impact on Employee Performance (t-value = 9.717; significance = 0.000), with a regression coefficient of 0.396. The simultaneous test indicates that Workload, Career Development, and Competence together significantly affect Employee Performance (F-value = 216.353; significance = 0.000), with an Adjusted R-Square of 0.775.