[13] In September 2005, Lorimer commanded the operation that freed two Special Forces soldiers, who were being held hostage in a Basra police station.

[23] Lorimer handed over his responsibilities of Deputy ISAF Commander to Lieutenant General Carsten Jacobson (Germany) in June 2014[24][25] and became Chief of Joint Operations in October 2014.

[32] In July 2021, it was announced that Lorimer would be the next Lieutenant Governor of the Isle of Man, succeeding Sir Richard Gozney.

[33] He was sworn in as the 31st lieutenant governor during a ceremony held at Castle Rushen in Castletown, Isle of Man, on 29 September 2021.

[38] He was granted permission to wear the United States' Legion of Merit in the Degree of Officer, awarded to him "in recognition of meritorious, gallant and distinguished services during coalition operations in Afghanistan", in April 2017.