Thimayya was commissioned into
Mechanised Infantry Regiment in 1981. He has served on both the Western and Eastern fronts. He has commanded a mechanised infantry brigade; a strike RAPID division and
X Corps (Bhatinda) (5 July 2017 – 20 July 2018). His staff appointments include Commandant of
Army War College, Mhow; and Integrated Army HQ at MoD. He was promoted to
Lieutenant General on 5 January 2017. He has also served as a military observer on the UN mission in Angola and as a Defence Attache to Bangladesh. He was the chief of the Mechanised Infantry Regiment. Thimayya retired from the Army on 29 April 2020 after 39 years of service. == Personal life ==