1) Bring back on 2) Bring back on board 3) Bring back on staff 4) Bring back to the team 5) Bring back 6) Dagwood Bumstead, notably 7) Employ again 8) Employ anew 9) End a furlough 10) Furloughed employee 11) Make an employee again 12) Put back on the job 13) Put back on the payroll 14) Put back to work 
• (v. t.) To hire again.
Re·hire' transitive verb To hire again.