That is totally illegal under Title 8 of US law.
It is also illegal for any foreign national to enter the US on a temporary work visa snd then file for a green card.
But millions of them have done just that.
Call your congresspeople and demand an end to all foreign guest worker visa programs now.
American workers are being kept out of the US economy.
Does DHS even have that authority? Green cards are issued by USCIS, not DHS.
281,000 is 1/20th of all STEM jobs in America.
In just 1 year.
breitbart.com/economy/2022/12/08/bidens-dhs-issues-281000-green-cards-for-foreign-contract-workers/
“The Department of Homeland Security (DHS) has awarded 281,000 green cards to corporate-hired foreign graduates in 2022, double the huge giveaway of 140,000 cards in 2019.”