[5] Justice David's civilian legal career began in Columbus, Indiana, where he focused on personal injury, family law, and civil litigation.

He later became in-house counsel for Mayflower Transit, Inc., before moving to Boone County where he was elected Circuit Court Judge.

As a trial court judge, he presided over civil, criminal, family, and juvenile matters.

While serving in that capacity, David complained in 2008 that he lacked sufficient defense lawyers and other resources to defend the prisoners.

[6][7][8] David personally represented Salim Ahmed Hamdan, Osama bin Laden's driver.