"The port would help to take some of the burden in the Jakarta's main port, Tanjung Priok, which has operations at its full capacity," Bermawi said.
A spokesman for POSCO Engineering & Construction, a construction arm of POSCO, said should it be given an opportunity, it may participate as it is seeking to boost overseas orders.
KBN needs around 1 to 2 trillion rupiah to build infrastructures and facilities in the new seaport, which will be for the first-phase of the port development, he said.
The project is targeted to kick-off in 2015, as a part of the proposed Tanjung Priok-Kalibaru-Marunda port hub of Jakarta.
Investors and rating agencies have warned that Indonesia's poor infrastructure development, including seaport, roads and airport, will be a deterrent to attracting stable long-term foreign direct investment.
The southeast Asia's biggest economy wants private investors to fund two-thirds of $150 billion infrastructure needs.