The 2.6 percent military pay raise for fiscal 2019 appeared set for easy passage by Congress.
The White House cited the military pay raise in initial backing for a huge spending package.
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.