The optimal and maximum utilization of human resources will have a positive impact on the development of the company. Work motivation is an important part of seeing how an employee performs in the company. This research was conducted to determine the influence of work motivation on the level of employee performance achievement at PT PLN (Persero) UPP JJBT 1 Bandung. The purpose of this research is to find out and analyze how employee motivation, how employees perform, and the magnitude of the influence of partial work motivation on the performance of employees of PT PLN (Persero) UPP JJBT 1 Bandung. This research uses descriptive research and causal associative research with a quantitative approach. The sample used in this study were all employees of PT PLN (Persero) UPP JJBT 1 Bandung as many as 43 respondents. Based on the results of the descriptive analysis related to the work motivation variable, an average percentage of 86,7% was obtained which was included in the very good category. The results of descriptive analysis related to employee performance variables obtained an average percentage of 88,.62% which is included in the very good category. The results of this study indicate that H0 is rejected and H1 is accepted which is seen in the t-test value which is known to have tcount value of 4,443 > ttable 2,01954. Based on the coefficient of determination, it is found that the determination (R square) is 0,309, which means that the influence of the work motivation variable on employee performance is 30,9%.