Torchship Series by Karl K. Gallagher

A captain who'll take any job if there's enough money in it.A pilot with an agenda of her own. And a mechanic with an eye on the pilot.The crew of the "Fives Full" are just trying to make enough money to keep themselves in the black while avoiding the attention of a government so paranoid it's repealed Moore's Law.They're not looking for adventure in the stars... but they're not going to back down just because something got in their way.

WAR IS BAD FOR BUSINESS: The crew of the freighter Fives Full want to enjoy the profits of their dangerous voyage, but when war breaks out they're pressed into service for missions a warship can't do. Winning the war demands pilot Michigan Long act ruthlessly . . . and may cost her her conscience and her marriage.

Conclusion of the Torchship Trilogy Michigan Long blackmailed her enemies into joining the war against the AIs. Now the secret she used is leaking out and the Fusion is shattering. Caught in the middle of a civil war, she will have to use any weapon that comes to hand—her wits, her ship, her mate.