ABSTRACT: This study aims to analyse the effect of job characteristics and work motivation on organisational commitment with job satisfaction as an intervening variable in the assistant Ombudsman of the Republic of Indonesia. With a quantitative research approach, the research sample respondents were 100 assistants of the Ombudsman of the Republic of Indonesia. The data analysis technique used in this research is Structural Equation Modelling Partial Least Square (SEM-PLS) with the help of the SmartPLS 4.0 program. The results of this study indicate that job characteristics have a positive and significant effect on organisational commitment, work motivation hasan effect but is not significant on organisational commitment, job characteristics have a significant positive effect on job satisfaction, work motivation has a significant positive effect on job satisfaction, job satisfaction has a significant positive effect on organisational commitment, job characteristics have a significant positive effect on organisational commitment through job satisfaction, and work motivation has an effect but is not significant on organisational commitment through job satisfaction in the assistant Ombudsman of the Republic of Indonesia. The research recommends improving the suitability of job characteristics and fair work motivation for assistants, so as to increase job satisfaction and organizational commitment of assistants to the Ombudsman of the Republic of Indonesia.
KEYWORDS :Job Characteristics; Work Motivation; Job Satisfaction; Organisational Commitment