0 0 5 ▁he ▁worked ▁in ▁ ▁establishment ▁" PH OT OR UN ", ▁where ▁he ▁was ▁the ▁ ▁general ▁manager ▁and ▁super visor ▁of ▁the ▁company . ▁From ▁ 2 0 0 6 ▁to ▁the ▁present ▁day , ▁he ▁is ▁a ▁civil ▁servant ▁and ▁is ▁working ▁at ▁the ▁Los ▁Angeles ▁County ▁Department ▁of ▁Public ▁Works ▁as ▁a ▁special ist ▁in ▁ge ographic ▁information ▁systems ▁( G IS ) ▁ ▁Kh ach at rian ▁continued ▁his ▁studies ▁in ▁different ▁educational ▁institutions ▁of ▁the ▁US : ▁at ▁California ▁State ▁University ▁of ▁F res no ▁( Cal ▁State ▁F res no ), ▁Cal ▁State ▁University ▁of ▁North ridge ▁( CS UN ), ▁California ▁State ▁Poly techn ic ▁University ▁of ▁Pom ona ▁( Cal Pol y ▁Pom ona ). ▁▁ ▁In ▁ 2 0 0 3 , ▁he ▁obtained ▁a ▁Ph D ▁in ▁M ining ▁Engineering ▁and ▁in ▁ 2 0 0 9 , ▁a ▁master ' s ▁degree ▁in ▁Civil ▁Engineering , ▁( MS CE ), ▁and ▁in ▁ 2 0 1 6 ▁a ▁Master ▁in ▁Public ▁Administration ▁( MP A ). ▁▁ ▁In ▁ 2 0 1 5 ▁Kh ach at rian ▁was ▁elected ▁a ▁Member ▁of ▁the ▁Russian ▁Academy ▁of ▁Natural ▁Science ʂ , ▁He ▁was ▁elected ▁a ▁vice ▁president ▁and ▁scientific ▁secretary ▁of ▁the ▁USA ▁Scient ific ▁Center ▁of ▁the ▁Russian ▁Academy ▁of ▁Natural ▁Sciences ▁( R AN S ). ▁He ▁was ▁the ▁found ing ▁chief ▁editor ▁of ▁R AN S ▁ ▁Period ical ▁Z nat ok , ▁until ▁end ▁of ▁