July 25, 2019 Reserve Ready Employers: 315 AW Takes ESGR Bosses to New Heights The 315th Airlift Wing takes to the Carolina sky for an Employer Airlift mission July 24, 2019, at Joint Base Charleston. At 1,000 feet altitude, 40 Employer Support of the Guard and Reserve employers of S.C. are fastened and secured along the seats of a C-17 Globemaster III as the rear ramp began