This is the 15367th most frequent Russian word.
почасовых
"Почасовых" means "hourly" (related to payment or work by the hour).
In this sentence, "почасовых" describes the type of tariffs or rates, specifying that they are calculated on an hourly basis.
Мы обсуждали планы введения почасовых тарифов.
We discussed plans to introduce hourly rates.
Here, "почасовых" modifies "позиций," indicating that the positions involve work compensated on an hourly basis.
Организация искала сотрудников на почасовых позициях.
The organization was looking for employees for hourly positions.
In this example, "почасовых" characterizes "условиях," referring to agreements or conditions for work compensated hourly.