J. Doug Pitts has been named president of Parsons Latin America, a new unit of Pasadena-based Parsons Corp.
Pitts will be responsible for the engineering and construction company's business development and operations in Mexico, Central America, the Caribbean and South America. Parsons currently has offices in Mexico, Venezuela and Colombia.
Pitts, who will be based in Pasadena, previously was executive vice president of operations and sales at Molten Metal Technology Inc., an environmental technology firm.
United Airlines has named Mark Liberman as vice president North America, west region. Liberman will be the airline's highest-ranking officer in Southern California.