Yes private employees from Private sector are eligible for OBC certificate based on tgeir category and income certificate of annual family income as per NCbC.
All details below.
https://timesofindia.indiatimes.com/city/delhi/OBC-panel-creates-a-creamier-layer-for-pvt-sector-employees/articleshow/49560931.cms
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile