Penelitian ini bertujuan untuk menganalisis pengaruh lingkungan kerja dan pengembangan karir terhadap turnover intention pada karyawan PT Arta Samudra, serta menilai peran komitmen organisasi sebagai variabel moderasi. Metode yang digunakan adalah metode desktriptif dan verifikatif dengan pendekatan kuantitatif. Pengambilan sampel dilakukan dengan teknik sampel jenuh yaitu semua anggota populasi dijadikan sebagai sampel sebanyak 129 orang. Penelitian ini menggunakan kuisioner dengan pengukuran skala interval sebagai instrumennya. Analisis data terdiri dari uji instrumen (uji validitas dan uji reliabilitas), analisis deskriptif, uji asumsi klasik (uji normalitas, uji multikolinearitas dan uji heteroskedastisitas), moderated regression analysis, dan uji hipotesis (uji F dan uji T). Data hasil penelitian diolah menggunakan SPSS versi 26. Hasil penelitian menunjukan bahwa : (1) Lingkungan kerja dan pengembangan karir secara simultan berpengaruh signifikan terhadap turnover intention pada karyawan PT. Arta Samudra. (2) Lingkungan kerja berpengaruh negatif dan signifikan terhadap turnover intention pada karyawan PT. Arta Samudra. (3) Pengembangan karir berpengaruh negatif dan signifikan terhadap turnover intention pada karyawan PT. Arta Samudra. (4) Komitmen organisasi memoderasi pengaruh lingkungan kerja terhadap turnover intention secara signifikan dengan arah negatif. (5) Komitmen organisasi tidak memoderasi pengaruh pengembangan karir terhadap turnover intention.

This study aims to analyze the influence of the work environment and career development on turnover intention among employees of PT. Arta Samudra, as well as to examine the role of organizational commitment as a moderating variable. The research method used is descriptive and verificative with a quantitative approach. The sampling technique used is a saturated sample, in which all members of the population were taken as the sample, totaling 129 employees. The research instrument is a questionnaire measured with an interval scale. Data analysis includes instrument tests (validity and reliability tests), descriptive analysis, classical assumption tests (normality test, multicollinearity test, and heteroscedasticity test), moderated regression analysis, and hypothesis testing (F-test and T-test). The research data were processed using SPSS version 26. The results of the study show that: (1) The work environment and career development simultaneously have a significant influence on turnover intention among employees of PT. Arta Samudra. (2) The work environment has a negative and significant influence on turnover intention. (3) Career development has a negative and significant influence on turnover intention. (4) Organizational commitment significantly moderates the influence of the work environment on turnover intention with a negative direction. (5) Organizational commitment does not moderate the influence of career development on turnover intention.