More than 20 companies doing business at Jacksonville International Airport (JAX) will participate in a job fair on Tuesday, May 11. WHEN: Tuesday, May 11 10 a.m. – 2 p.m. WHERE: DoubleTree by Hilton Jacksonville Airport Ballroom 2101 Dixie Clipper Drive Jacksonville, FL 32218 WHO: American Airlines, Avis Budget Rental Cars, AvMax Aircraft Maintenance, Comfort…