The study was carried out to examine Principals’ Transformational Leadership and Teacher Job Performance among public secondary schools in Onitsha North Local Government Area, Anambra State. A descriptive research design was used. The sample of the study was 155 teachers in the study area. Pearson Product Moment Correlation Coefficient (PPMCC) was used to analyze the research questions. The results of the analysis revealed that there was a significant relationship between principal transformational leadership style and teacher job performance. It also revealed that there was a significant relationship between Leadership skills of principal and Teachers’ productivity. The results further showed that there was a relationship between communication and the performance of subordinates. Based on the findings of the study, it was recommended that: Government should work towards ensuring that competent Principals are appointed, according to their years of meritorious service. Furthermore, it was recommended that government should make arrangements for standard teaching learning activities by recruiting based on merit in the various regions in Nigeria. By implication, qualified teachers would be available to fill the vacant spaces in schools. In addition, it was also recommended that it is imperative for the government to review its policies in a bid to attract more teachers to the profession in various states and Districts of the Federation. Finally, it is strongly recommended that continuous training in the country of principals and stakeholders in the education sector should be made available to effect any necessary changes and bone of contention in managing the educational system.