I am looking for H1B visa sponsor

Hi I am commerce garduate with over 20 years experience in IT, management and business development. Now here in USA with L2 visa and a valid EAD. I will be start working soon in a recruitment co. Suggest me how can I get H1B. I left my technology area 7 years back…can I learn windows administration or ERP will this approach help me to get H1B ?