Some of those agencies require a minimum of a bacheloru2019s degree to be considered for hire, but one could argue that criminal justice is not the best choice. Itu2019s not viewed as an especially rigorous degree, e.g. itu2019s considered to be easier than other courses of study. Many other degree fields, such as political science, STEM fields, languages, accounting, or humanities might serve you better. In the end, itu2019s the whole package, not just the degree, that gets you the job.