Lieutenant Colonel Alirudimi bin Haji Perudin joined the Royal Brunei Armed Forces (RBAF) in May 2000 and was commissioned as Lieutenant in May 2002 upon completed the commissioning course at Royal Military Academy at Sandhurst (RMAS) United Kingdom. Lieutenant Colonel Alirudimi hold the appointment of Head of Doctrine RBLF since August 2017. Recently, his second appointment as Head of Capability Development RBLF was from December 2018 until 1 September 2020.
Throughout his career, he has held various appointments beginning with as an Infantry Platoon Commander at the Second Battalion RBLF. In 2003, he was posted as Troop Commander at Combat Engineer Squadron (CES), Support Battalion, RBLF. Lieutenant Colonel Alirudimi was fortunate with the opportunity to broaden operational experience through as International Monitoring Team (IMT) in Mindanao, Republic of Philippines from 2006 to 2007. This followed with appointment as Officer Commanding, Rifle Company at Third Battalion RBLF in 2009. In 2010, he was entrusted as one of the pioneers to a newly established Center of Science and Technology Research and Development (CSTRAD) Ministry of Defence as Head of Land Projects. In 2015, he held the appointment of Second in Command of Support Battalion and Head of Doctrine, RBLF then as Head of Capability Development.
Throughout his service, he had prospect to attend numerous courses locally and abroad. Among the courses attended are Basic and Advanced Intelligence Officers' Course, UK International Search Adviser, 2004 and 2005 Royal Engineers Troop Commanders' Course in UK, Company Commanders' Course in Pulada, Malaysia in 2009. Completed 5th RBAF Command and Staff Course in 2015. In 2019 he attended the 15th Executive Development Programme (EDP) for Senior Government Officials organised by the Ministry of Defence.
He was bestowed with Pingat Jasa Kebaktian (PJK) in 2012 and promoted to Lieutenant Colonel in January 2018. In 2020, he led the inaugural publication of Buku Panduan Kesejahteraan ABDB. Academically, he has bachelor's degree with Honours in Civil Engineering and Master of Science in Structural Engineering form UK. He was also conferred with honorary fellowship and membership of Project Management from various institutions.
Lieutenant Colonel Alirudimi is married to Hajah Raidahwati binti Haji Abdul Rahman and blessed with two sons and a daughter. He is passionate in running and enjoys reading during free time.