Perwira Journal of Science & Engineering (PJSE) is a journal that is published and published regularly to accommodate ideas, studies and scientific studies from students, and academics of the Agribusiness, Informatics and Mechanical Engineering Science & Technology Study Program, Univesitas Perwira Purbalingga. contains scientific writings in the form of research results, theoretical studies and theoretical applications, conceptual ideas, new book reviews, bibliographies and practical writings.