Leaders of any organization are expected to carry out tasks with limited resource to the maximum level in order to maintain the competitive edge and sustain profitability position of the organization. In other side, employees are looking for ways that will help them balance between work and personal life effectively. Successful organizations know that employee satisfaction, performance and employee engagement are crucial. The objective of this research is to analyze the impact of work life balance and transformational leadership style on employee satisfaction through employee engagement in Telco support Partner Company in Indonesia. The research used 150 field technicians as respondents. Data were analyzed using Lisrel-Structural Equation Model (SEM). The results showed that work live balance and the transformational leadership style influence the employee satisfaction.