Penelitian ini bertujuan untuk menganalisis pengaruh pelatihan kerja, pengembangan karir, dan motivasi terhadap kinerja karyawan di PT Sinar Gorontalo Berlian Motors (Mitsubishi). Permasalahan kinerja karyawan yang teridentifikasi mendorong pentingnya mengkaji faktor-faktor tersebut. Penelitian ini mengkaji apakah pelatihan kerja berpengaruh positif dan signifikan terhadap kinerja karyawan, apakah pengembangan karir berpengaruh positif dan signifikan terhadap kinerja karyawan, serta apakah motivasi berpengaruh positif dan signifikan terhadap kinerja karyawan. Selain itu, penelitian ini juga melihat pengaruh simultan pelatihan kerja, pengembangan karir, dan motivasi terhadap kinerja karyawan. Metode kuantitatif digunakan dengan pengumpulan data melalui kuesioner. Analisis data dilakukan menggunakan regresi linier berganda untuk menguji hubungan antar variabel. Hasil penelitian diharapkan dapat memberikan rekomendasi bagi perusahaan dalam meningkatkan efektivitas program pelatihan, pengembangan karir, serta strategi motivasi untuk mendukung kinerja karyawan secara optimal.

This study was conducted to determine: 1) the influence of work-life balance on employee performance at PDAM Tirta Limutu, Gorontalo Regency, 2) the influence of co-worker support on employee performance at PDAM Tirta Limutu, Gorontalo Regency, and 3) the influence of work-life balance and co-worker support on employee performance at PDAM Tirta Limutu, Gorontalo Regency. This study is associative with a quantitative approach, which aims to analyze the relationship between the variables studied. The data analysis method used is multiple linear regressions. The primary data analyzed was obtained through interviews and direct observation of the research object. The data collection process was carried out by distributing questionnaires to respondents. At the same time, the sampling technique used the census method, where the entire population was used as a sample in this study. The results of the study indicate that partial work-life balance (X1) has a positive and significant effect on the performance of PDAM Tirta Limutu employees in Gorontalo Regency, support from co-workers (X2) has a positive and significant effect on the performance of PDAM Tirta Limutu employees in Gorontalo Regency. Simultaneously, work-life balance and support from co-workers positively and significantly affect the performance of PDAM Tirta Limutu employees in Gorontalo Regency.