COLONEL (U) PENGIRAN HASRUL ARIFFIN BIN PENGIRAN HAJI ROSLEY
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Colonel (U) Pengiran Hasrul Ariffin bin Pengiran Haji Rosley is the Deputy Commander of the Royal Brunei Air Force and has held this post since 21st November 2025 after his appointment as Commander of Support Group, RBAirF. He started off from humble beginnings, enlisting into the Royal Brunei Armed Forces (RBAF) on 20th August 1995, who then later became an Officer Cadet on 1st March 1996.
Ever since his enlistment into the military, he has been on track to become highly involved in the engineering field and has travelled far and wide to become properly qualified and well versed for the posts he would fill throughout his tour within the RBAirF. He attended his cadet course whilst pursuing his degree and in 2001, he graduated with an Aeronautical Engineering degree from Akademi Tentera Malaysia or later known as Universiti Pertahanan Nasional Malaysia. He later continued his learning phase by attending a 3 month On the Job Training (OJT) at the Canadian Force Base in Edmonton, Canada with the 408 Squadron followed by an 8-month Aerospace Engineering Officer Basic Course at the Canadian Forces School of Aerospace Technology and Engineering in Borden, Canada.
Upon his return from Canada, he commenced his engineering tour across several squadrons within the RBAirF, beginning with No. 5 Squadron and subsequently undertaking a concurrent appointment as Engineering Officer for No. 4 Squadron a year later. In 2004, he served as the Deployment Engineering Officer leading the engineering detachment to Acheh for the Tsunami Operasi Badai Berlalu.
He was appointed Aide-de-Camp (ADC) to the Deputy Minister of Defence (DMOD) in 2006 for a period of two years before returning to his parent unit as the Officer Commanding Engineering Support Flight (OC ESF). From 2014 to 2016, he served at RBAirF Headquarters as Staff Officer Grade 2 (SO2) Maintenance/Logistics, overseeing engineering sustainment and logistical support functions for the service.
In 2016, he assumed command as the Commanding Officer of No. 5 Wing, before being appointed RBAirF Chief of Staff in 2019. On 1 November 2021, he subsequently took up the role of Commander of the Support Group.
Throughout his years of service, Colonel (U) Pengiran Hasrul Ariffin has been involved in various efforts to improve the engineering department and the organisation as a whole namely, upgrading the avionics system for RBAirF's fleet, accomplishing an in-house C-Check for CN235, one of the major inspections for CN235, and some other modernization and upgrade of aircrew's safety equipment. He attended his Junior Staff College and his Command Staff College in 2007 and 2013 respectively, at the RBAF Defence Academy Staff College and obtained a postgrad diploma in International Security from Massey University, New Zealand in the same year (2013). In August 2022, he graduated with a Master of Public Policy and Management distinction from the University of Brunei Darussalam with a twinning program at the McCourt School of Public Policy, Georgetown University, Washington DC. He was also a recipient of the Book Award for his outstanding achievement.
Colonel (U) Pengiran Hasrul Ariffin is happily married to Hajjah Hadijah binti Awg Md Nor and they are blessed with 5 sons: Ak Mohammad Haziq Amsyar, Ak Muhammad Asyraf Hannan, Ak Muhammad Afeef Hamizan, Ak Muhammad Haikal Aqmar and Ak Muhammad Azfar Hasyimi. In the midst of all the responsibilities, he is also quite active outside of the office as he enjoys playing football and mountain biking.
