Onambele started his career with Colomiers in 2016 and went on to spend two seasons for the club before accepting a deal with French giants Toulon.
Following two seasons at the club, he was snatched by Castres for their 2020 Top 14 season.
(LS September 30, 2020)
|2020 - present|
|2016 - 2018|
|2018 - 2020|