Looking for change in domain from Bpo to IT infrastructure (IT IS). Please help me to choose the right short term course?

I completed my Bsc major in mathematics 2012 with 54% in graduation 12th with 62% and 10th with 64%. Currently working for MNC Bpo for more than a year. kindly suggest few industry to shine up in future. Other than IT IS is not right choice. Like banking industry and other few. Thanks in advance.