A native of Uppsala, Sweden, Eriksson left his country in 2010, to further his career at Bàsquet Manresa, in Spain.

As a member of Manresa's youth team, he became the MVP of the L’Hospitalet's Junior Tournament in 2010, at the age of 16.

[2] Eriksson made his professional debut in Spain's top-flight league, the ACB, with Manresa's senior men's team during the 2010–11 season.

He returned to Manresa for the 2013–14 campaign, joining them on loan from Barcelona, before later heading back to Barça.

[3] After Eriksson's rehab from a major injury suffered early in 2022 continued to not progress, he and Alba Berlin agreed to terminate his contract on January 11, 2024.