Employee engagement is the concept, gaining significant attention since last 10 years. Organizations are using their engaged employees as tool of strategic competence. But intense competition among organizations and strive to remain at the top brings more challenges, responsibilities and heavy workload for the employees of the organizations, leading towards stress. Stress is the phenomena having drastic impact on the dedication, willingness to work and enthusiasm of the employee. This study reveals the relationship between job stress and employee engagement - vigor, dedication and absorption. Responses from 137 respondents were collected from different organizations. The findings (r = -0.79 & R2 = 0.63) show that there is negative and significant relationship between job stress and employee engagement. Stress should be eliminated or minimized in order to get the maximum out of employee's effort.