Trump's fmr defense secretary Mark Esper doesn't expect the phone to ring w. offers to join his second administration. Esper was concerned that civilian leadership of the military would erode during a second Trump presidency. Esper is also concerned with what Trump might do with unchecked power. Esper worries that Trump is going to have control of the Senate and probably the House and at least two years where he can push his agenda through, whatever it may end up being."
https://www.rawstory.com/mark-esper-trump-concerned/