He finished his secondary education in 1885, then enrolled at the Norwegian Military Academy from which he graduated in 1888. He was a second lieutenant in the infantry from 1888, and was promoted to premier lieutenant in January 1889, captain in March 1899 and major in July 1911. In June 1915 he was promoted to lieutenant colonel, and on 1 January 1918 to colonel.[1]
He was an inspection officer at several military schools: 2. Akershusiske Infanteribrigades Underofficersskole from 1894 to 1896 and the Norwegian Military Academy from 1897 to 1899.[1] His father was a teacher at the Military Academy during the same period, from 1889 to 1905.[5] Birger Fredrik Sinding-Larsen was then a teacher at Infanteriets Skyteskole from 1901 to 1910 and director of the school from 1911 to 1917. From 1911 to 1917 he was also editor of the military research journal Norsk Militært Tidsskrift. He was also awarded with the King's Medal of Merit in Gold for making a Festschrift for the Norwegian Military Academy's 150th anniversary in 1900.[1]
He retired from the military in May 1929. He died in November 1941 in Oslo.[1]
^"Kirsten Sinding-Larsen" (in Norwegian). Sinding-Larsen.no. Retrieved 10 June 2010. Note that the short biography is translated from Från eftersatt till eftersökt. Kvinnliga studerande på KTH 1897-1945.