[citation needed] He left Rosengård in 2014 to join Danish 1st Division side Lyngby Boldklub as an assistant manager, serving under Jack Majgaard Jensen.

[citation needed] He left Rosengård in 2016 to join Superettan side Helsingborgs IF as an assistant manager, serving under Henrik Larsson.

[2] In June 2021, he was named head coach for FA WSL side Arsenal, replacing Joe Montemurro.

He extended his contract with club at the end of the season in a joint signing session with Mikel Arteta[6] Arsenal finished at 3rd place in FA WSL and reached the Semi-finals in UEFA Women's Champions League after winning their group ahead of reigning champions Olympique Lyonnais Féminin and knocking-out FC Bayern Munich (women) in the Quarter-finals.

Eidevall resigned from his role in October 2024 after a poor start to the 2024-25 WSL season, winning just one of the opening four games.

[7][8][9] Eidevall was named head coach for San Diego Wave FC of the National Women's Soccer League (NWSL) on 7 January 2025.

head coach Gareth Taylor accused Eidevall of "bullying" the 4th official after Arsenal beat Manchester City with 2-1 at Meadow Park in 5 November 2023.