Abstract. Employee performance is influenceAd by various factors, including work discipline and career development. This study aims to determine the levels of work discipline, career development, and employee performance, as well as to analyze the effect of work discipline and career development on employee performance. This study employed a quantitative method with descriptive and verification approaches. Data were collected through questionnaires and analyzed using SPSS version 25. The sampling technique used was saturated sampling, involving 40 employees of PT Telkom Akses Unit BGES Bandung as respondents.The results of the partial hypothesis test indicate that work discipline does not have a significant effect on employee performance, with a calculated t-value of 1.694, which is lower than the t-table value of 2.026, and a significance value of 0.099, which is greater than 0.05. Meanwhile, career development has a positive and significant effect on employee performance, with a calculated t-value of 9.667, which is higher than the t-table value of 2.026, and a significance value of 0.000, which is lower than 0.05. The simultaneous hypothesis test shows that work discipline and career development jointly have a positive and significant effect on employee performance, with a calculated F-value of 97.826, which is higher than the F-table value of 3.25, and a significance value of 0.000, which is lower than 0.05. These findings indicate that the simultaneous improvement of work discipline and career development will enhance employee performance at PT Telkom Akses Unit BGES Bandung. Abstrak. Kinerja karyawan dipengaruhi oleh berbagai faktor, di antaranya disiplin kerja dan pengembangan karir. Penelitian ini bertujuan untuk mengetahui tingkat disiplin kerja, pengembangan karir, dan kinerja karyawan serta menganalisis pengaruh disiplin kerja dan pengembangan karir terhadap kinerja karyawan. Penelitian ini menggunakan metode kuantitatif dengan pendekatan deskriptif dan verifikatif. Data dikumpulkan melalui angket dan diolah menggunakan program SPSS versi 25. Teknik pengambilan sampel menggunakan sampling jenuh dengan jumlah responden sebanyak 40 karyawan PT Telkom Akses Unit BGES Bandung. Hasil uji parsial menunjukkan bahwa disiplin kerja tidak berpengaruh signifikan terhadap kinerja karyawan dengan nilai t hitung sebesar 1,694 < t tabel 2,026 dan nilai signifikansi 0,099 > 0,05. Pengembangan karir juga berpengaruh positif dan signifikan terhadap kinerja karyawan dengan nilai t hitung sebesar 9,667 > t tabel 2,026 dan nilai signifikansi 0,000 < 0,05. Hasil uji simultan menunjukkan bahwa disiplin kerja dan pengembangan karir secara bersama-sama berpengaruh positif dan signifikan terhadap kinerja karyawan dengan F hitung sebesar 97,826 > F tabel 3,25 dan nilai signifikansi 0,000 < 0,05. Hal ini menunjukkan bahwa peningkatan disiplin kerja dan pengembangan karir secara bersama-sama akan meningkatkan kinerja karyawan di PT Telkom Akses Unit BGES Bandung.