From salvage + -er.
salvager (plural salvagers)
- A person who engages in salvage work
2009 January 19, Matthew L. Wald, Al Baker, “Cockpit Tape Reveals Thumps, Engine Loss and a "Mayday"”, in New York Times[1]:The fuel tank in the right wing has a small leak, and investigators and salvagers decided to empty it before moving the barge […]