metal shouse building

Hi I am looking to build a metal shop house in montana 59935 , I have acess to thousands of 2x6x20 14 gauge steel studs for a very low price 2x8s also , trying to find someone to draw me up engineered plan using the metal studs for a 35 x 45 building 90 psf snow load , 5 .12 pitch m I am planning on using pre made trusses , just wondering if this is at all possible thanks ... Paul