It could also be that your resume isn't effective. Does it need a facelift?
At our Convention this summer they had a presenter/owner of JobBound (
www.jobbound.com) come do a program for all convention attendees. It was excellent! Everything he said was shockingly accurate and everyone learned from that program, whether they were collegiates or the 50 year old alumnae who was sitting next to me. Look into it.