Fortune’s annual list of the 100 Best Companies to Work For is a must-read for all job seekers. These are the companies that have created cultures of caring and invest in employees’ health, happiness, and career development. And most importantly: they’re all hiring! We reached out to the heads of HR, recruitment team leaders, and talent acquisition experts at each of these great workplaces to find out exactly what they’re looking for in prospective job candidates. Below, they share some secrets on what you can do to get your resume seen, ace the interview, and land that dream job. Here’s just a sampling of what they had to say. For the full list, go to fortune.com/bestcompanies.