David Wigton, 57, a former supervisor with the state agency, was indicted Tuesday on charges that include having sex with a 4-year-old girl, The Arizona Republic reported.
He was also charged with looking at pornography in the presence of minors.
Richard Michael Polk, 50, who recently retired after 26 years with the Phoenix Police Department, was charged with 10 counts of sexual exploitation of a minor. The charge is the one used for possession of child pornography, the Republic said.
The indictments were brought by the Maricopa County, Ariz., Attorney's Office.