[4] He again represented the Free State at the 2011 event held in Kimberley, where they were crowned unofficial champions for the second season in a row, this time beating the Golden Lions in the main match.
Olivier returned to action for the UFS Shimlas in the 2015 Varsity Cup competition, starting eight of their nine matches in the tournament.
He scored a try in their 29–29 draw in their first match of the competition,[14] two tries in their 57–0 victory over Bloemfontein rivals CUT Ixias,[15] a hat-trick of tries against two-time winners UCT Ikey Tigers in a 44–24 victory[16] and another two tries in their final match of the round-robin part of the series against the NWU Pukke in a 29–26 win[17] to help Shimlas finish second on the log to qualify for the semi-finals.
[19] Despite not scoring in the play-offs, Olivier's eight tries during the competition was still enough to make him the joint-top try scorer with Shimlas teammate Daniel Maartens.
[22] Olivier returned to Vodacom Cup action for the Free State XV, making three appearances for them during the 2015 Vodacom Cup; he played off the bench in their 29–30 defeat to Western Province[23] and their 18–19 defeat to Cheetahs franchise partners Griquas in Kimberley[24] to finish the season in third spot on the Southern Section log.