Pay scale ( वेतन ) : The method of employment will be on retainership basis. The compensation shall be calculated on Man-day basis @ Rs. 5000/ Man Day (Plus Taxes as applicable), paid on monthly basis. Monthly payment shall be made after deduction of applicable taxes. The maximum Mandays/ Month shall be limited to 20 days in a month, unless otherwise agreed by SECI. Educational requirements ( शैक्षिक आवश्यकता ) : The incumbent should have a Master’s degree in Environmental sciences/ Environmental engineering.