On July 2, 2014, Fabian signed with the San Francisco Giants as an international free agent.[1] He made his professional debut in 2015 with the Dominican Summer League Giants. In 2016 with the rookie–level Arizona League Giants, Fabian slashed .340/.364/.522 with two home runs and 35 RBI over 42 games.[2]
Fabian spent the 2017 season with the Single–A Augusta GreenJackets, playing in 122 games and hitting .277/.297/.408 with 11 home runs and 61 RBI.[3] He played in 112 games for the High–A San Jose Giants in 2018, batting .200/.260/.325 with 10 home runs and 35 RBI.[4] Fabian split 2019 between the AZL Giants and San Jose, slashing a combined .276/.355/.427 with seven home runs and 41 RBI.[5]
Fabian did not play in a game in 2020 due to the cancellation of the minor league season because of the COVID-19 pandemic.[6] He returned to action in 2021 with the Double–A Richmond Flying Squirrels, hitting .264/.297/.466 with a career–high 15 home runs and 55 RBI across 90 appearances. Fabian elected free agency following the season on November 7, 2021.[7]
On March 8, 2022, Fabian signed a minor league contract with the Texas Rangers organization.[8] He split the 2022 campaign between the Double–A Frisco RoughRiders and Triple–A Round Rock Express. In 101 games for the two affiliates, Fabian batted .245/.313/.455 with 16 home runs and 56 RBI.[9] He elected free agency following the season on November 10.[10]
On January 6, 2023, Fabian re–signed with Texas on a new minor league contract. He played in 117 games for Triple–A Round Rock, slashing .288/.331/.523 with career–highs in home runs (23) and RBI (78).[11] Fabian elected free agency following the season on November 6.[12]
On November 22, 2023, Fabian again re–signed with the Rangers organization on a minor league contract. He played in 116 games for Round Rock in 2024, hitting .270/.343/.462 with 17 home runs and 81 RBI.[13] On September 4, 2024, the Rangers promoted Fabian to the major leagues.[14] In three games, he batted 0–for–5.
On November 20, 2024, Fabian signed a three–year, $5.8 million contract with the Hiroshima Toyo Carp of Nippon Professional Baseball.[15]
