Many recruiters use Twitter, Facebook and even Instagram to find job seekers. It's called sourcing and recruiters use keywords, locations and hashtags to find job seekers on social networks. Job seekers can use the same tactics to find recruiters, connect with them and ask about specific job openings.

Here are 10 companies who are using Instagram for recruiting and hiring you can connect with, ask questions and learn what it's like to work at their company:

http://www.blogging4jobs.com/social-media/top-10-companies-using-instagram-for-employer-branding/

Here are how recruiters are using Twitter to reach job seekers. http://www.blogging4jobs.com/social-media/twitter-recruiting-optimizing-tweets/

Keep your profiles clean, work appropriate and start connecting directly with hiring managers.