The new Sam’s Club coming to Lake Nona is kicking off hiring efforts as it plans to open this winter. The new 138,000-square-foot store and fuel service station will bring about 175 associate positions to 11920 Narcoossee Road in the $100 million Lake Nona Landing shopping complex that's now under construction. Available positions include membership sales, bakery (including cake decorators), meat department, tire and battery, receiving day and overnight positions, cashiers and electronics associates.…