Troops in Niger, Mali and Cameroon will be getting danger pay of up to $225 per month.
The request has yet to be approved by the White House, the commander of U.S. Africa Command said.
The increase would be the largest in almost a decade.
The deal would solidify the 2.4 percent military pay raise for 2018 that President Donald Trump authorized in December.
But airmen in the affected fields have 30 days to re-enlist and still get their higher bonuses.
Members of the military will report to work, although they won't get paid until Congress approves funding.
Military pay, maintenance, intel ops and Reserve training would essentially stop in a government shutdown.
The Defense Department has released details on what a shutdown means for pay and benefits this year.
Sailors can expect more promotions and bonuses as the service starts growing again, according to the Navy's personnel chief.
The 2.4 percent military pay raise for 2018 went into effect Jan. 1, and the first paychecks will go out Jan. 15.