PMCs across the globe are free to take in whoever applies to join them. This means that yes, a former Spetsnaz is a welcome member to the party.

However, if you do want to play as a Spetsnaz, you should keep in mind that in this setting the 1991 coup succeded, and the Soviet Union and the Warsaw Pact still survive in 2016. Today I will edit theabove posts
with more info on NATO, UN, and the general geopolitical situation.