Eekhoff joined Development Team Sunweb in 2017, notably winning Paris–Roubaix Espoirs. In August 2019, Eekhoff joined UCI WorldTeam Team Sunweb as a stagiaire for the second half of the season,[3] before joining the team permanently in 2020.
At the under 23 road race of the 2019 UCI Road World Championships, Eekhoff initially won the race, but was later disqualified for illegal drafting behind a team car.[4]
He took his first professional win on the prologue of the 2023 ZLM Tour.[5]