This study aims to determine the effect of leadership style, recruitment, training, and career development toward employee work productivity of PT. Wasco Engineering Indonesia. The population of this study were 136 peoples employee PT. Wasco Engineering Indonesia. Sampling technique were slovin formula as much 101 peoples. This research was quantitative design with double linear regression analysis. The results of the study concluded that leadership style had a partially significant effect toward employee work productivity. recruitment had a partially significant effect toward employee work productivity, training had a partially significant effect toward employee work productivity, career development had a partially significant effect toward employee work productivity, and leadership style, recruitment, training, and career development together affect employee work productivity.