[1] Otañez returned from injury in 2018 with the rookie–level Gulf Coast League Mets, posting a 1–6 record and 7.64 ERA with 33 strikeouts across 11 games (7 starts).
[2] In 2019, he made 14 starts split between the rookie–level Kingsport Mets and Low–A Brooklyn Cyclones, accumulating a 4–3 record and 3.14 ERA with 70 strikeouts across 63 innings.
He split the 2022 campaign between the Double–A Binghamton Rumble Ponies and Triple–A Syracuse Mets, pitching to a combined 4.84 ERA with 58 strikeouts and 8 saves across 45 appearances.
In 32 appearances split between the Double–A Amarillo Sod Poodles and Triple–A Reno Aces, he compiled a 6.08 ERA with 61 strikeouts across 37 innings of work.
[9] On December 9, 2023, Otañez signed a minor league contract with the Oakland Athletics organization.