This study determined the mediating effect of employee motivation on the relationship between professional knowledge and teachers' instructional strategies. A non-experimental quantitative research design using the descriptive-correlational technique was employed. There were 300 Technology Livelihood Education (TLE) teachers in the Division of Davao de Oro were chosen through simple random sampling. The study used three adapted instruments to gather the data from the respondents. The tools used in analyzing the data were Mean, Pearson r, Regression, and Medgraph using the Sobel z-test. Results show that the TLE teachers posted a very high-level professional knowledge, instructional strategies of teachers, and a high level of employee motivation. Findings also revealed a significant relationship between professional knowledge and teachers' instructional strategies, professional knowledge and employee motivation, and teacher motivation and instructional strategies. Further, the study found that employee motivation significantly mediates the relationship between professional knowledge and teachers' instructional strategies. With this current proposition, TLE teachers who are highly motivated and knowledgeable about their work influence their instructional strategies in teaching.

Keywords : TLE Education, professional knowledge, instructional strategies, employee motivation, mediation, teacher, Philippines