Lasertown Blues. The Sand Wars, #2

The Hunter is Hunted. Jack Storm has endured world-ending wars, but now he faces a devious enemy from both without and within. Determined to find the corruption and betrayal that doomed his command, Jack has to be unstoppable-but his vulnerabilities may defeat him. Even his battle armor and the beautiful, psychic thief Amber aren't enough to protect him from an enemy that will destroy a world to silence him.
Taken and sold into a mining contract on the dead moon community of Lasertown, it will take all the resources that the last Dominion knight has to survive. Lasertown sits atop valuable mineral deposits.and a mysterious relic that might have vast religious implications if it doesn't get everyone killed first. Only Jack stands against a Thrakian command threatening to destroy Lasertown and its secrets as he battles for his life and freedom.