Bundesliga for SV Waldhof Mannheim in the mid-1990s before ending his playing career in the Regionalliga for SC Idar-Oberstein in 2000.

From 2011 to 2014, Titz coached FC 08 Homburg in the Regionalliga Südwest before joining Hamburger SV in 2015, initially taking over the U17-team and later the reserve team.

Titz started playing for local club FC Viktoria Neckarhausen,[5][1] and later SV Sandhausen as a junior player.

[1] Upon his retirement as an active player, Titz was appointed as coach of the Alemannia Aachen U19-team prior to the 2000–01 season.

FC Passau, but could not save the club from relegation to the Landesliga Bayern and was sacked in August 2006.

Titz then started a scouting network in Europe for the United States Soccer Federation.

[9] For the 2017–18 season, he took over the fourth tier Regionalliga Nord reserve team, Hamburger SV II.

[11] Due to a positive change in performance, style of play, and the infusion of younger players such as Tatsuya Ito and Matti Steinmann, who had started the season in the reserves, Titz received praise.

[16] The following four games only resulted in one win and three goalless draws, including in the Hamburger Stadtderby against FC St. Pauli.

[18] Essen ended the season prematurely in June, after the Regionalliga was cancelled due to effects of the COVID-19 pandemic.

[20] Titz began with three defeats, but a streak of eleven unbeaten games, nine of which were victories, turned the team's fortunes around.

The season concluded with 78 points, boasting a 14-point lead over second-placed Eintracht Braunschweig, with Titz winning the 3.