To thrive as an ETL Intern, you should have a foundational understanding of data management concepts, SQL programming, and basic knowledge of database structures, often supported by coursework in computer science or information systems. Familiarity with ETL tools such as Informatica, Talend, or Microsoft SSIS, and experience with data visualization or reporting tools can be advantageous. Strong analytical thinking, attention to detail, and effective communication are key soft skills for this role. These competencies are essential to ensure data integrity, contribute to project goals, and collaborate efficiently within technical teams.