custodian here on 1723 as support clerk pending qualification seniority date 9/2017 in tx 2021 looking for a mutual swap as a clerk or custodian

any questions call me 631 805 9045
Will Roan
Tour 3

Question:
seniority date?
sdo
tour 3
other tours

Choices:
feb 27 2021 or 9 17 2017
sun and monday
tour 3
there are 3 custodian slots on t2