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This study examines the effect of transformational leadership and organizational culture on employee performance in teachers of formal boarding schools in Bangkalan, Madura through the mediation of employee engagement. This research was conducted at three boarding schools in Bangkalan, Madura. This research uses saturated sampling. Primary data were obtained by distributing questionnaires to 89 teaching staff. Data analysis used the Least Square partial structural equation model (SEM-PLS) with the Smart-PLS 3.0 application. The results showed that transformational leadership and organizational culture have a positive and significant effect on employee performance. This study also found that employee engagement is able to partially mediate the effect of transformational leadership on employee performance. Employee engagement also acts as a partial mediation on the effect of organizational culture on employee performance. Based on these findings, it is necessary to pay attention and optimize the practice of transformational leadership style and organizational culture continuously to be able to improve employee performance.

As the saying goes ‘education is the key to success’. When the majority of a nation’s citizens are educated, development becomes rapid. This research aims to determine the influence of a principal’s leadership, teacher competencies, academic supervisor, work motivation and job satisfaction on teachers' performance. This study employed the quantitative approach. The survey method was used to collect information through a questionnaire with a Likert-type of 5 rating scales to analyze data. A total number of 125 respondents were involved in the study and they were randomly selected from the secondary schools in Regional Education Directorate I&II. Data were analyzed using multiple linear regression and the coefficient of determination test R^2. The results show that the principal's leadership, teacher competencies, academic supervisor, and job satisfaction have a positive and significant influence on teachers’ performance, while work motivation has no significant influence on teachers’ performance. To have effective teaching and learning in schools, good leadership is required to guide, manage and control people, property and issues affecting them with proper handling to achieve the set goals. The Principal's work can be complemented by the efforts of his vice principals and other senior teachers as supervisors to ensure that plans are properly implemented and objectives achieved. Supervision helps teachers know and improve their weak areas and strengthen their competencies to deliver accordingly, develop skills, and boost their performances. These activities may lead to good working conditions and a conducive environment for the staff to be motivated and satisfied with their job. This research will provide insights into factors that have significant influences on teachers' performance.

This research aims to investigate the effect of the role of organizational culture, communication and leadership style on job satisfaction. The object of this research is Senior High Schools (SMA)/Vocational Secondary School (SMK)/MAN, while the subject is 55 School Principals. Four variables from the research data were gathered through instruments in the form valid and reliable questionnaires. Statistical Analysis of the research data used multiple linear regression analysis with the significance in accordance with the output of SPSS 22.0. Findings indicated that organizational culture has an effect but not significant on job satisfaction, while communication has a significant effect on job satisfaction, and leadership style has a significant effect on job satisfaction, variable of organizational culture, communication and leadership style has a significant effect on job satisfaction.