This is the 4380th most frequent Russian word.
вакансиями
"Vacancies."
The word 'вакансиями' is used in the instrumental plural form to discuss job openings that are of interest.
Я интересуюсь вакансиями в вашей компании.
I am interested in the job openings in your company.
Here, 'вакансиями' is in the instrumental plural form, indicating the medium through which the information was communicated.
Они поделились информацией о новых вакансиями.
They shared information about the new job openings.
The instrumental plural 'вакансиями' is used to show the jobs with which the action is performed.