The Pentagon is considering making significant cuts to the top of the US military as the Trump administration seeks to shrink the federal government, according to a briefing document obtained by CNN and a US defense official.

A senior defense official says that roughly 50,000 to 60,000 civilian jobs will be cut in the Defense Department.

Massive government job cuts by the Trump administration continued Tuesday as the Pentagon said 50,000-60,000 civilian jobs will be slashed. That's a 5%-8% defense workforce reduction.