Successful job searches now are very different from the past. Just applying for jobs that have been advertised greatly diminishes your chances of success because you are up against so many other people doing the same thing. Let's face it, as an older worker you can face a few disadvantages in your job search anyway so let's make things as easy as possible for you.
Forbes has published a great article "Three Smart Ways to Attract Recruiters To Your LinkedIn Profile". In this article they explain
Many people use the 'set and forget' method with LinkedIn and then wonder why LinkedIn is not providing anyopportunities for them. If you followed someone's advice that you should set up a LinkedIn profile, put up basic information about yourself then have done nothing more with it you can't be too surprised that it hasn't brought recruiters, or anyone except old school, university and work friends, to your page. If you want to start from scratch to build up your LinkedIn profile, step-by-step, you can access my free book "LinkedIn: How to Crack The Hidden Job Market". Then, once your profile is interesting and shows who you really are, these ideas from Forbes will take you to the next level.