Mehdi Hosseini et al, (2010) concluded that the career achievement, career satisfaction and career balance are not only the significant variables to achieve good Quality of Work Life, but QWL or the quality of work system as one of the most interesting methods creating motivation and is a way to have job enrichment. It is also noted form the research that fair pay, growth opportunities and continuing promotion improves staffs’ performance which in turn increases QWL of employees.