[2][3] He was a member of the Commerce and Labor, General Laws and Technology, Rehabilitation and Social Services, and Transportation committees.

Wagner was born at a United States Air Force base in England.

"[7] He lost the primary election on June 13, 2017, placing in third behind Corey Stewart and Ed Gillespie, the latter of whom became the Republican nominee.

In March 2019, Wagner announced he would not seek re-election in the 2019 Virginia Senate election.

[8] Two months after announcing his retirement, Wagner resigned his Senate seat to accept Governor Ralph Northam's appointment to become Deputy Director of the Virginia Lottery.