Opeta is a Samoan rugby union footballer, with 48 caps. He currently plays for Scottish side Gala RFC.
He has previously played for Glasgow Warriors, Border Reivers and English club Harlequins.

His first start for Glasgow Warriors was in season 2002–03. He played in the 2002–03 Scottish Inter-District Championship, the Bank of Scotland Pro Cup, against Border Reivers on 31 December 2002. The Warriors lost the match 21–6.[1]

He is 1.95m tall and weighs 106 kg. He was also a part of the Samoa squad at the 2003 Rugby World Cup in Australia.