This study aimed to analyse the impact of flexible work arrangements on the employee performance of employees in private Egyptian universities in Alexandria, mediated by work-life balance (applied to the Arab Academy for Science, Technology, and Maritime Transport). institutions to retain talented people, raise the efficiency of employee performance, and thus raise the efficiency of institutional performance and competitive capabilities of organizations. The researcher used the descriptive analytical method and the questionnaire as a tool for data collection, to measure the impact of flexible work arrangements (focusing on reducing working hours, benefits provided to employees, work policies towards parenting) on the work-life balance, and the extent of the impact of all this on raising the efficiency of employees' employee performance. A stratified random sample of 423 employees was used, and the data collected was analysed using SPSS and AMOS statistical software. The findings revealed a positive relationship between flexible work arrangements (reduced working hours, benefits provided to employees, and work policies toward parenting) and employee performance, as well as a positive relationship between flexible work arrangements and work-life balance, as well as a positive relationship between work-life balance and employee performance, and the researcher recommends implementing such policies.The recommendations also include the need to review current labour laws before legislators, and update them in line with contemporary technological development and the requirement to achieve a balance between the requirements of life and work. This study also recommends the adoption of reducing working hours as one of the flexible work policies offered by organisations to employees. The study concludes that flexible work arrangements and programmes are in fact a competitive tool that organisations can use to increase loyalty, improve performance, achieve commitment and job satisfaction, which enhances the organization's productivity.