Possible Clues:

• Type of worker
• Ring mat (anag.)
• Remarkably grim worker is a moving person
• It's grand that I give this to the one on the move
• Changing habitat (bird)
• Note cash on offer, regularly relocating
• Wandering
• Male, I admit, who travels to work
• Traveller settling finally in Antrim, possibly
• One who goes to another country