▁Integr ation ▁GmbH ▁- ▁focused ▁on ▁weather ▁rad ar ▁systems ), ▁and ▁the ▁United ▁States ▁( SE LE X ▁Systems ▁Integr ation ▁Inc ▁- ▁focused ▁on ▁air ▁navigation ▁a ids ). ▁ ▁S ectors ▁SE LE X ▁S ist emi ▁Integr ati ' s ▁activities ▁were ▁organ ised ▁into ▁three ▁main ▁se ctors : ▁Lar ge ▁Systems ▁( hom eland ▁security ▁and ▁territory ▁protection ), ▁Civil ▁Systems ▁( air port ▁and ▁air ▁traffic ▁management , ▁coast al ▁and ▁mar itime ▁surve ill ance ), ▁and ▁Def ence ▁Systems ▁( land , ▁naval ▁and ▁air ▁applications ). ▁ ▁Lar ge ▁Systems ▁ ▁Within ▁the ▁Fin me cc an ica ▁Group ▁SE LE X ▁S ist emi ▁Integr ati ▁was ▁the ▁Design ▁Author ity ▁and ▁Prime ▁Cont ractor ▁for ▁the ▁design , ▁development , ▁manufact ure ▁and ▁sale ▁of ▁Lar ge ▁Systems ▁for ▁Hom eland ▁Prote ction , ▁which ▁includes ▁solutions ▁for ▁hom eland ▁security ▁and ▁defence . ▁Sol utions ▁for ▁Hom eland ▁Security ▁compr ised ▁protection ▁of ▁territory ▁and ▁environment , ▁borders , ▁people , ▁institutions ▁and ▁national ▁and ▁critical ▁infrastr uct ures . ▁In ▁this ▁sector ▁the ▁company ▁also ▁real ised ▁systems ▁for ▁major ▁events ▁and ▁crisis ▁management . ▁Sol utions ▁for ▁Hom eland ▁Def ence ▁are ▁related ▁to ▁the ▁design ▁and ▁real isation ▁of ▁net - cent ric ▁architect ures ▁able ▁to ▁operate ▁into ▁an ▁inter - force ▁and ▁inter oper able ▁context ▁ ▁to ▁reach ▁the ▁superior ity ▁of ▁information . ▁ ▁Civil ▁Systems ▁ ▁The ▁domain ▁of ▁techn ologies ▁and