The 22-year old joins the Seagulls over from Liga F giants FC Barcelona, where she gathered four goals and four assists in 21 matches throughout the 2023/24 season.
Vilamala has experience at an Under 23 level with Spain, as well as one international cap with the senior side, arriving as a bright and fresh young talent for Brighton ahead of the upcoming Barclays WSL seaso n.
The highly-regarded 19-year-old striker is to complete an anticipated loan switch to Fratton Park over the coming days.
The move had been agreed last week, with O’Mahony passing a medical, but was delayed as the Seagulls wanted him available for their Carabao Cup second-round clash with Crawley The Irish youngster was subsequently called off the bench in the ninth minute of last night’s fixture following injury to debutant Matt O’Riley after an awful tackle by Jay Williams.
O’Mahony went on to net Brighton’s final goal in the 4-0 win, when he dispossessed Josh Flint in the 86th minute before producing a calm finish.
It represented a maiden senior goal after four first-team outings for the Premier League club since moving from Cork in January 2023.
And now he will seal his Pompey switch ahead of Friday’s deadline day in time to be considered for duty against Sunderland this weekend..
Whatever that means after tonight, I trust the club, we’ll just have to wait and see.
‘It shows the club has given young players the chance and you get to prove it. Thankfully for me I scored and it proves the Academy is there for a reason.’
Another Pompey target, Amario Cozier-Duberry, was an unused substitute for Brighton in their Crawley victory.
The Blues have enquired about taking the England under-19 winger on loan following his arrival at the Seagulls from Arsenal last month