[1] He suffered a knee injury while representing an Australian under-18 team against Victorian Football League (VFL) club Casey at the MCG in April 2019.

He was sidelined for almost two months, but was selected by Hawthorn with Pick 9 in the 2020 AFL rookie draft.

[2] Jeka first played for Hawthorn's Victorian Football League (VFL) affiliate Box Hill, showing promise during scratch matches in the COVID-19-affected 2020 season.

On 14 November 2023, he signed with Essendon's reserves team for the 2024 VFL season,[6] but 12 days later he returned to the AFL and joined Geelong.

Jeka was delisted by Geelong at the end of the 2024 AFL season without playing a single senior game for the Cats.