You need to be well-qualified to win an entry-level attorney position. All firms will need you to have gotten a law degree and some will require you to have already passed the bar to qualify. Make sure you do your research to make sure you qualify for the firms you want to apply to.
In terms of what you can expect in the position, you will mostly be assisting more senior attorneys by doing a lot of research and administrative tasks. You can expect to work very long hours and have a heavy workload as you learn and prove yourself to your bosses. Take a look at this recruiter-approved resume sample.