Horizon Air has appointed Carl Allen as managing director of technical services.
Allen will oversee the carrier's core engineering, technical service and fleet propulsion engineering, as well as its technical publications, maintenance and reliability programmes.
He is based at Horizon Air's operations centre in Portland, Oregon.
Prior to joining Horizon, Allen worked at Alaska Airlines, American Airlines and Pratt & Whitney.
Most recently, he was director of flight operations engineering for Alaska, overseeing aircraft performance, training support and fuel conservation, among other engineering responsibilities.