Journal of Basic and Applied Research International

Aims: This study aims to analyze the influence of education, training, and teaching experience on the professionalism of teachers in Madrasah Aliyah Negeri (MAN) 1 Langkat Regency.

Study Design:  The type of research used is quantitative with a causal associative approach, as this study focuses on the cause-and-effect relationship between independent and dependent variables.

Place and Duration of Study: The research was conducted at MAN 1 Langkat Regency, North Sumatra, for four months, starting from March 2025 to June 2025.

Methodology: The research population was 77 teachers, and all of them were sampled using saturated sampling techniques. Data was collected through Likert scale-based questionnaires, documentation, and informal interviews. Data analysis used validity, reliability, classical assumption, multiple linear regression, t-test, F test, and determination coefficient (R²) with the help of SPSS.

Results: The results show that education, training, and teaching experience have a positive and significant effect on teacher professionalism, respectively. Among the three variables, teaching experience had the most dominant influence. Simultaneously, the three contributed 60.2% to the variation in teacher professionalism, while the rest were influenced by other factors outside the study.

Conclusion: The professionalism of MAN 1 teachers in Langkat Regency is determined by a combination of formal education, participation in continuous training, and teaching experience. Efforts to improve professionalism must be carried out in an integrated manner in order to improve the quality of learning and support the mission of the madrasah.