on-the-job
US /ˌɑn ðə ˈdʒɑb/
UK /ˌɑn ðə ˈdʒɑb/

1.
di tempat kerja, saat bekerja
while working; during the course of one's employment
:
•
He received on-the-job training for the new software.
Dia menerima pelatihan di tempat kerja untuk perangkat lunak baru.
•
Many skills are best learned on-the-job.
Banyak keterampilan paling baik dipelajari di tempat kerja.