The firm is currently involved on the first phase of the King Abdullah Road scheme in the capital. The work will create a freeway, which comprises of three underpasses and one tunnel, which will connect with two ring roads from east to west across the city.
The contract is valued at SR698m ($186m).
Currently the firm is diverting utilities from the site, and will begin earthworks imminently.
The work is expected to take three years.
Saudi Oger recently secured two contracts valued at SR1.5bn for work in the kingdom. The contracts cover the construction of a SR914m administration complex for the Ministry of Finance in the Nakheel area of Riyadh.
The firm will also design and construct two aircraft hangers in Riyadh and Jeddah, in a deal worth SR626m (MEED 28:04:08).