The paper is researching influence of a determinant of work experience of the higher educational institutions' administrative employees on these employees' perception of knowledge sharing barriers the employees face during their job activities. This relationship is researched via series of linear regression equations on a sample of employees of administrative subdivisions of one of the Russian universities, involved in managing Bachelor, Master, PhD and MBA level educational programs in all the university's faculties. The results put in evidence several interdependencies between the work experience of the respondents and the perception of barriers by these respondents, allowing developing practical recommendations for developing information and knowledge sharing infrastructure in the higher institutions' administrative subdivisions.