Self-efficacy, which is defined as people�s judgment on their ability to carry out tasks and exercise control over events, is believed to be determinant in the success of learning and career aspiration.� The study was conducted to measure students� self-efficacy in making English business communication, their career aspiration, and the relationship between them. Sixty one students served as the respondents for the study.� Data were collected by using Likert-typed questionnaires after students attended an ESP designed to improve their English business communication skills. It found that students had high self-efficacy in making English business communication and high career aspiration. Between these variables lies a significant positive correlation in moderate level (0.611).�