In 2016, Telitz moved up the Road to Indy ladder, graduating into the Pro Mazda Championship with Team Pelfrey.

[1] He collected six wins and six second place finishes in 16 races, claiming the championship over teammate Patricio O'Ward.

Belardi Auto Racing signed Telitz for the 2017 Indy Lights season, and he scored a second-place finish in the Freedom 100.

[4] After not finding enough funding to remain in open-wheel racing for 2019, Telitz was contacted by Jimmy Vasser in late 2018 to compete for his WeatherTech SportsCar Championship team for the four endurance championship events, starting with the 2019 24 Hours of Daytona with co-drivers Townsend Bell, Frankie Montecalvo and Jeff Segal.

[6] Telitz still found his way into open-wheel racing during 2019; however, as he signed with Belardi for the Freedom 100, which was derailed with a broken half shaft.