The need to address the phenomenon of corruption from a systemic administrative approach is demonstrated, where risk processes, human talent management, and, administration, contribute to perfecting the functions and prevention of positions that are sensitive and vulnerable to corruption. A tool is formulated, implemented, and validated, aimed at preventing corruption in vulnerable positions in public institutions. A deductive method, non-experimental design is declared. Descriptive, exploratory, explanatory, case study studies are adopted. Scientific methods are applied, such as analysis and synthesis of informational sources, inductive deductive, of experts, of dialectical contradictions. Process sheets and As-Is diagrams are designed in the methodological design. The results are expressed through the methodological design of the tool, the feasibility of its application, and its adoption in the Prefecture of Chimborazo. It was concluded that corruption can be prevented based on public positions, from the functions and risks, in elements, actions, and profiles that minimize the occurrence of it.