A data steward’s primary responsibility is to ensure data quality for an organization. In this job, your duties include documenting data and metadata, determining procedures for data interpretation, and working closely with other data analysts and managers to ensure that data is uniform for internal and external users. The qualifications for this career include a bachelor’s degree in statistics, computer science, or a closely related field. You also need several years of related job experience, for example, in data storage or extraction. It’s also helpful to have programming expertise and technical writing skills.