The stock gained 8.57 per cent to Rs 48.75 on BSE.
On NSE, it soared 10.2 per cent to Rs 48.90.
"IL&FS Engineering and Construction Company and Unitech Power Transmission JV has received letter of award for Rs 153.99 crore turnkey works of 765 kV transmission line in Gujarat from PGCIL," the company had said in a BSE filing on Friday.
The scope of work includes supply contract for tower package for 765 kV Bhuj-Banaskanta Transmission Line associated with green energy corridor.
Stock market was closed on Friday.