The project is part of the phase 2/corridor 3 of the Chennai metro and falls between Venugopal Nagar and Kellys Station, the company said on Wednesday without revealing the order value.
A source at the company said the project is for Rs 1,999 crore.
The work involves construction of the nine-kilometre twin bored tunnels, totalling 18 kilometres, from Venugopal Nagar to Kellys Station. The work has to be completed in four years.
It also involves construction of the diaphragm walls of the station box and entry/exit structures of the Madhavaram Milk Colony, Murari Hospital, Ayanavaram and Purasaiwakkam High Road stations, including launching and retrieval shafts as required at these stations.
Raman Kapil, vice-president and head of metros & tunnels business unit at Tata Projects, said they have received the letter of acceptance from the Chennai metro authorities.
Tata Project is also executing underground metro projects in Mumbai and Pune, and has completed Lucknow Metro's underground section.
Tata Projects operates through its four strategic business groups -- industrial systems, core infra, urban infra and services unit.
The company undertakes turnkey projects for power generation companies, power transmission and distribution systems, fully integrated rail and metro systems, commercial buildings and airports, and chemical plants, among others.