To implement role-based access, start by defining the roles within your organization based on job functions and responsibilities. Assign the appropriate permissions to each role, ensuring that they align with the tasks each role needs to perform. Next, assign users to the relevant roles, granting them access only to the resources necessary for their job. Regularly review and update roles and permissions as organizational needs change to maintain security. Finally, integrate the RBAC system with other security measures to create a robust access control framework.