Born in Kaunas, Aksomaitis and his family were exiled to Barnaul, Russia, soon after the Soviet occupation of Lithuania during World War II. He was brought back to Lithuania by the International Red Cross in September 1946. After graduating from a secondary school in Kaunas, he studied hydropower engineering at the Lithuanian University of Agriculture. After graduation, he was appointed to the Hydrotechnics and Melioration Research Institute in Kėdainiai. As a scientist, he wrote over 100 academic articles and co-authored four books.[1]
Aksomaitis was awarded a Medal of Lithuanian Independence in 2000.[2] He died in 2004 following complications of a kidney transplant almost twenty years ago.[1]