For over 20 years, PSI have been hosting the region's most successful job & career fairs. PSI Diversity Job Fairs are free, and open to all candidates, entry level and above. The PSI Professional & Technology Career Fairs are open to all job seekers with a minimum of a 4 year degree. What makes PSI Career Fairs special are the employers who participate. From Federal Agencies to Fortune 1000 employers PSI events provide better jobs and more employers.