According to statistical data, the number of productive ages in Indonesia (15-60 years) reached 166.06 million. This means that 50% of Indonesia’s population is of productive age. That age is the age that can still actively work and carry out productive activities. Of the population of productive age, the dominating age group is aged 15-39 years with a total of around 84.75 million of the total population of Indonesia which is 258 million. This means that around 32% of Indonesia’s population is productive age which is Y generation or millenials. Revealed from Sociolab’s research, most millenials are not highly committed workers based on a feeling and a relationship of loyalty to the company where he works button value,brand and feedback.For this reason,Millenials are not workers who like to staying stagnant company and often donot promise rapid development. Y-generation likes high salaries, ﬂexible working hours, and demands career development in short time.For that,they willnot hesitate to leave the company only in less than 1 year and change to other jobs. The generation born based on the development of the digital era tends to have a low level of satisfaction if it is related to its commitment to continue working in one company. The way of thinking of this generation seems selﬁsh. This has effected in the banking industry hiring employees many times and often the inﬂux of employees, especially Y generation, in the banking industry. Therefore,further research is needed to see what are the factors and reasons why Y generation willing to and stay in one company as long as he works for a long time. So we need to analysis in what is job satisfaction factors are usually taken into consideration for Y generation to continue working in the banking industry, especially at BCA Bank. This study has three research objectives: (1) to identiﬁed the characteristics from Y generation in BCA Bank employee; (2) to analyze the satisfaction job factors from Y generationat BCA Bank; (3) to analyze what job satisfaction factor that has dominant impact fromYgeneration and so Y generation have high satisfaction job while working attheBank.Sothattheauthorcandeterminewhichfactorsthathavedominantimpact to satisfaction job from Y generation at BCA Bank.The method that used is descriptive qualitative, quantitative methods and simulation using multiple linear regression and using SPSS for windows. The main factors that inﬂuence are age, gender, last education, salaries of employees.