This study was carried out to measure job satisfaction and quality of life and to clarify the factors in job satisfaction which influence on quality of life of dental technicians, using developed tools for job satisfaction and WHOQOL-BREF for quality of life. The subjects for this study were 238 people who worked the in the Daegu-Kyungbuk area. The results of this study were as follows； the general characteristics that influenced job satisfaction, were especially education, hobbies, salary level, job career and work hours. The factors that influenced the quality of life, were especially Married status, hobbies, job position, and office hours. All subfactors in job satisfaction were related to each other. Growth-development factor was intensely related with recognition factor. Also, all subfactors in quality of life were in positive relation to each other, especially psychological domain was highly related with social domain. Factors of safety, recognition and accomplishment in job satisfaction intensely affected quality of life. Therefore, It is suggested that social recognition for dental technician should be promoted and it might be needed to adjust office hours and support hobby life.