[5][6] During college, Johnson got his first sportscasting job as the news and sports director for the radio station WAGQ-FM in Athens, Georgia.

[3] From 1993 to 1996, Johnson called Atlanta Braves baseball games for SportSouth (now FanDuel Sports Network South) with his father.

For all NBA-related shows, Johnson is joined by former NBA stars Kenny Smith, Charles Barkley, Shaquille O'Neal, and occasionally Chris Webber, Grant Hill, or Reggie Miller.

In the 2012–13 season he was joined by Anfernee "Penny" Hardaway and Dennis Scott while Smith and Barkley covered March Madness on CBS.

Johnson also hosts Tuesday Fan Night on sister station NBA TV, alongside Webber and Greg Anthony.

In 2006, Johnson won the award again, this time on his own, snapping Costas's six-year streak, including the year the two shared the honor.

In 2020, Johnson again became a studio host for the network's pregame and postgame show while continuing his play-by-play role for TBS's coverage of Major League Baseball.

In 2015, Johnson won his third Sports Emmy for Best Studio Host, and gave his award to the daughters of the late Stuart Scott, who died in January 2015.

[citation needed] On the November 10, 2016, edition of Inside the NBA, Johnson and co-hosts were discussing the 2016 U.S. presidential election and Donald Trump's upset over Hillary Clinton.

While giving his remarks, Johnson talked about the build-up to Election Day, and how he would lean on his Christian faith and pray for the transition of power and for the division in the country.

Due to his cancer, he missed TNT's coverage of the British Open and PGA Championship, the last two major golf tournaments of 2006.

[citation needed] On October 1, 2018, Johnson announced that he would not be a part of the 2018 MLB postseason on TBS after being diagnosed with blood clots in both of his legs, which affects his ability to travel by air.