LNG Plant Operator. Position. The Interior Alaska Natural Gas Utility (IGU) is seeking qualified candidates for the full-time position of LNG Plant Operator. The position is based at the IGU liquefaction facility located at 25849 W. Ayrshire Road Big Lake, Alaska. Shift work is required. Training will be provided for the successful candidate. This position will report to the plant manager and will work closely with other plant personnel. IGU offe...