EverstiluutnanttiEverstiluutnantti is an officer's rank in Finland, immediately above Majuri and below Eversti.HistoryDuring peacetime, an everstiluutnantti is the commander of a battalion or a chief of staff for a regiment or brigade. The rank requires completion of a staff officer course. Only a few reservists have obtained the rank of everstiluutnantti. It requires active participation in national defence and a demanding wartime position.