You have a choice of zero semester, according to PEC rules, a students with more than 50% marks and less than 60% marks may complete zero semester from the university and then he/she will be eligible to continue BSc Engineering program. At this time, Hamdard University Islamabad and Karachi Campus, Dawood College of Engineering, MUET and Balochistan UET Khuzdar are offering zero semester option.
Other options for you would be BS Telecom & Networking from COMSATS, BS Physics, BS Nanotechnology, BS Space Science and BS CS or BS IT. these are all good options and are closely related to engineering careers.
Sohaib Ahmad Khan