Jacomen attended Taylor Allderdice High School, where he was a three-year letter winner.
[2] While at college, Jacomen played in the USL League Two with Evergreen FC in 2019[3] and West Chester United in 2021.
[4] Having only conceded five goals in 13 games for West Chester in 2021, Jacomen earned the USL League Two Golden Glove Award.
[7] He made a short-term loan move to USL League One club Charlotte Independence on June 17, 2022, going on to make two appearances for them.
[8][9] In January 2025, Jacomen joined USL League One side Westchester SC on a season-long loan.