Vaitkevičius graduated from the Vilnius University (1996: B.S. history, specialty archaeology; 1998: M.S. history, specialty archaeology; 2000: doctorate in humanities)[2]
His research interests include Baltic and ancient Lithuanian religion, comprehensive studies of Lithuania and Belarus, and digitization of cultural heritage.[2]
Since 2010 he is Vilnius University. As of 2014 he is project leader at the museology chair, Department of Communication.[2]
During 2001-2002 he was member of the state commission in archaeology at Seimas (Lithuanian parliament).[2][4] During 2005-2010 he was on the Immovable Cultural Heritage Review Board of the Department of Cultural Heritage.[2]
In 2011 he was recipient of the State Jonas Basanavičius Award for comprehensive research in ethnic Lithuanian lands.[3]
Other awards include "Archaeologist of the Year" (2008) and recipient of the Baltoji gimtis ("Born Balt") award (2006).[2]