The Regional Sponsored Migration Scheme (RSMS) subclass 187 allows employers in Tasmania to employ skilled migrants if a position cannot be filled by an Australia citizen or permanent resident.
If you cannot wait until the babies have fledged you may contact a licensed wildlife cooperator to help you find a solution. Chimney swifts are protected by the Migratory Bird Treaty Act and a federal permit is needed to remove birds and their nests during the nesting season.
1 The Red-fronted Coot (F. rufifrons) shares a lot of territory with the previous South American birds. This stocky bird wields a saffron dagger for a bill, an elongated maroon shield, and flaring white undertail coverts.  The Giant Coot (F. gigantea) is, as the name advertised, the largest of the coots. This scarce bird subverts the usual design paradigm of southwestern South America by presenting a crimson bill, yellow frontal shield, and reddish legs.