The U.S. Postal Service Board of Governors announced Friday that former Waste Management CEO David Steiner and a board member of FedEx as the 76TH postmaster general.

The announcement of Steiner’s appointment, which heightened concerns from postal unions over possible efforts to privatize the USPS, was made Friday by Amber McReynolds, chairperson of the USPS’ Board of Governors, during a meeting of the independent group that oversees the service.

The U.S. Postal Service confirmed on Friday it will name David Steiner, a long-time CEO of Waste Management and FedEx board member, to become the nation’s 76th postmaster general, handing the reins to the executive while the mailing agency continues to reel financially and is in the midst of major political and operational disruption.