Where possible find suitable alternatives for the words managerial, managing and manager:
The successful applicant has excellent managerial qualities. Managerial experience in a medium-sized non-profit organisation is a prerequisite. Managerial abilities should include the capacity to carry out financial management, legal management and sales promotion management. The prospective manager will work under the supervision of the managing director and will co-operate with the managers of our other divisions. Previous experience in a managerial position in Africa or Asia will be considered an advantage.
See if you can use words like candidate, colleague, leading. Think up alternatives yourself as well.