Factors affecting the job performance of employees in an automotive industry company in Songkhla Province

Abstract

This study aimed to assess the level of job performance, compare performance across different personal factors, and examine the motivational determinants influencing job performance among employees at an automotive industry company in Songkhla Province. The sample comprised 165 employees selected through stratified random sampling. Data were collected using a structured questionnaire, and analysis was conducted employing descriptive statistics (frequency, percentage, mean, and standard deviation), inferential tests (t-test and F-test), correlation analysis, and multiple regression analysis. The results indicated that: (1) the overall job performance of employees was high (mean = 3.79, SD = 0.39); (2) significant differences in job performance were observed across groups categorized by gender, age, highest education level, income, job position, and length of service at the 0.05 significance level; and (3) achievement motivation, career advancement motivation, and work environment motivation significantly influenced job performance (p < 0.05), collectively accounting for 60.50% of the variance in performance efficiency (R² = 0.605).