Rob originally played for Edinburgh from 2005-2007 before accepting an offer to join Ulster. He played club rugby for Kirkcaldy and Heriot's.
In addition to his appearances for Scotland at Test level, Rob has represented the Scotland ‘A’ team, the Scotland 7s team as well as Scotland U18, U19 and U21.
The 6ft 2in, 17st centre was named Scotland’s MVP (most Valuable Player) at the 2008 Barclays Churchill Cup in North America having played in all three games on the tour. He found the score-sheet in the second pool match against Argentina en route to the final against England Saxons in Chicago.