In 2019, Cecconi's freshman year at Miami, he appeared in 17 games (13 starts) in which he went 5–4 with a 4.16 ERA, striking out 89 batters over eighty innings.[8] He was selected to play in the Cape Cod Baseball League for the Wareham Gatemen but did not participate.[9] As a sophomore in 2020, he started four games and posted a 2–1 record with a 3.80 ERA over 21+1⁄3 innings before the season was cut short due to the COVID-19 pandemic.[10]
Professional career
Cecconi was selected by the Arizona Diamondbacks with the 33rd overall pick in the 2020 Major League Baseball draft.[11] On July 10, 2020, Cecconi signed with the Diamondbacks for a $2.4 million bonus.[12] He did not play a minor league game in 2020 due to the cancellation of the minor league season caused by the pandemic.[13]
To begin the 2021 season, Cecconi was assigned to the Hillsboro Hops of the High-A West.[14] He was on the injured list with a wrist injury to begin the year, but began play in mid-May.[15] On August 1, he was placed back on the injured list with an elbow injury, and, on August 5, was transferred to the 60-day injured list, effectively ending his season.[16] Over 12 starts for the year, Cecconi went 4–2 with a 4.12 ERA, striking out 63 and walking twenty over 59 innings.[17] He was selected to play in the Arizona Fall League for the Salt River Rafters after the season.[18] He was assigned to the Amarillo Sod Poodles of the Double-ATexas League for the 2022 season.[19] Over 25 starts, Cecconi posted a 7–6 record with a 4.37 ERA and 127 strikeouts over 129+3⁄3 innings.[20]
To open the 2023 season, Cecconi was assigned to the Reno Aces of the Triple-APacific Coast League.[21] In 20 starts for Reno, he struggled to a 4–8 record and 6.38 ERA with 104 strikeouts in 103.0 innings of work. On August 2, 2023, the Diamondbacks selected Cecconi to the 40-man roster and promoted him to the major leagues for the first time.[22] In 7 games (4 starts) in his rookie campaign, he recorded a 4.33 ERA with 20 strikeouts across 27 innings.
Cecconi was optioned to Triple–A Reno to begin the 2024 season.[23]