Background: Nursing students' engagement is an enhancing strategy that helps them to remain within their education, and consequently the profession. Therefore, it is vital to work further as lecturers in nurturing teaching competence, to improve nursing students' skills to become highly engaged learners. Aim of the study: Assess lecturer' teaching competence and nursing students' engagement in the use of on-line learning. Subjects and Method: Research design: A descriptive, correlational design was utilized. Subjects: The nursing students recruited by proportionate stratified random sampling. This study included 943 nursing students from four academic years. Tools: Two tools were used for data collection: Teaching Competence Questionnaire and Nursing students' Engagement Questionnaire. Results: More than half of nursing student perceived lecturer' teaching competence as high especially for planning, result, anddevelopment,respectively. Also,more than half of them had high level of engagement. Conclusion: Lecturer' teaching competence affect nursing students' engagement where there was a statistically highly significant positive correlation between overall lecturers' teaching competence and overall nursing students' engagement. Recommendation: Periodic regular educational on-the-job training program needed for lecturers regarding the use of different teaching strategies, evidence-based teaching practices, educational technologies, on-line testing and multiple assessment designs