Headquarters of the U.S. Department of Health and Human Services in Washington, DC., Nov. 4, 2011. (CNS photo/Nancy Wiechec) (Nov. 4, 2011) Ex-HHS modernization adviser JD Walter joins Golden Key Group JD Walter has spent several decades as a federal contractor and also held in-agency technology modernization roles. Jul 26, 2021 By John Hewitt Jones