After basic training, he will take part in a specialised course to improve communication between civilians and troops.
Others who wish can also specialise in areas such as anti-tank warfare, medical aid or train to become snipers.
"My wife said at least one family member needs to join and get some basic skills," said 35-year-old entrepreneur and father-of-two Juris Kukulis.
"So if something happens, we know what to do."
