This exposition article aims to identify the principal of senior high school's performance in the 4.0 industrial revolution era using questionnaire and deep interview method. So, this research uses a mixed method, namely with quantitative and qualitative approaches. We have conducted questionnaire to 50 teacher's that spread randomly to all public senior high-school of DKI Jakarta to ask about the supervision and by conducting interviews to 10 principals from all principals of public senior high school of DKI Jakarta with assumption each region is represented by two principals. The results of data collection that can show the principals are still in performance to leads their school in the era 4.0 industrial revolution.