Lieutenant Colonel Azhar bin Matzan graduated from the Royal Melbourne Institute of Technology with a B.A (Hons) in Economics and Finance. He began his military career when he enlisted into the Royal Brunei Armed Forces (RBAF) in October 2003. He is a second generation cadet graduate from the Royal Military Academy of Sandhurst (RMAS) United Kingdom in 2005, where his late father had also graduated from RMAS United Kingdom in 1973. Upon his return, he was commissioned as a Lieutenant and was posted to Third Battalion where he was appointed as Platoon Commander, Alpha Company.
During his tour in Third Battalion, Lieutenant Colonel Azhar held the post of Platoon Commander, Alpha Company, and subsequently appointed as Second In Command of Alpha Company Third Battalion where he stayed till 2009. In late 2009, Lieutenant Colonel Azhar was appointed as the Quartermaster Officer of Support Battalion RBLF. He held various appointments after, including Officer In Charge Store-Sub Depot Logistics Depot CSS RBLF, Staff Officer Grade 2 G4 RBLF HQ, Second In Command Logistics Depot CSS RBLF. In July 2018, he was appointed as Acting Commanding Officer Logistics Depot CSS RBLF.
Throughout his service, Lieutenant Colonel Azhar has attended various military courses including Platoon Commander Course, Range Management Course, Junior Staff Course, Basic Logistics Course in Australia, Advance Logistics Course in Singapore and most recently in 2016, he attended the 47th Goh Keng Swee Command and Staff College in SAFTI Military Institute, Singapore and graduated with a Diploma in Organisational Leadership.