This study examines the relationship of job satisfaction (JS) and attitude towards work (ATW) with organization commitment (OC) of Islamic bank of Pakistan. The Impact of JS and ATW OC is measured. It is hypothesized that JS and ATW are equally and strongly related to OC. The finding shows that there is a relationship between JS and ATW with OC. It is concluded that ATW is higher correlation with OC than the JS. It is also concluded that overall model is significant. The finding of the descriptive statistics shows that employees are just satisfied with their job and attitude towards is also above the moderate level and OC is little bit lacking in large Islamic bank of Pakistan. The researchers can conclude that performance of the employee is very much related with JS and ATW.