help :D

My profile is
BE: cgpa 7.55 (no backlogs) 12th :75% 10th: 80%
final year project in ISRO
After BE,wroking in ISRO as ASIC designer for last 1 year
GRE: giving in octomber
IELTS:giving in july...

My question is that if i get good LORs from scientists and a decent GRE score (300-315) with IELTS band 7...is it possible get a college of A- grade(according to profile evaluation list of MSINUS)..if not them ple tell me how much more i have to score in GRE or IELTS... I want to do ms in VLSI or microelectronics...!!!