Gateway Development Commission is dividing civil works on the tunnel portion of the project from one contract into four to encourage more competitive bids.
Team, known as New York City Football Club, aims to complete construction in time for the 2027 season, with other redevelopment also planned in Willets Point former industrial area.
Authorities are probing a trench collapse that killed two construction workers, who were identified by The Port Authority of New York and New Jersey as Francisco Reyes, 41, and Fernando Lagunas Pereira, 28.