Kontribusi Motivasi Kerja, Etika Profesional, dan Lingkungan Kerja dalam Meningkatkan Kinerja melalui Kepuasan Karyawan pada PT Alfa Valves Indonesia

This study aims to examine and analyze the influence of work motivation on employee job satisfaction at PT Alfa Valves Indonesia, as well as the effects of professional ethics and the work environment on job satisfaction. Additionally, the research investigates the impact of work motivation, professional ethics, and the work environment on employee performance, along with the influence of job satisfaction on employee performance within the company. The methodology employed is quantitative, utilizing Structural Equation Modeling (SEM) based on Partial Least Squares (PLS) through the SmartPLS software. The results indicate that work motivation has no significant effect on either job satisfaction or employee performance. Conversely, professional ethics and the work environment have positive and significant effects on job satisfaction. Furthermore, professional ethics, the work environment, and job satisfaction all have positive and significant impacts on employee performance at PT Alfa Valves Indonesia.