Robert Muriel, the director of the Illinois Department of Insurance, said he’ll be leaving the department director post Dec. 11, to take a job at a law firm in Chicago. Illinois Gov. J.B. Pritzker said Shannon Whalen, the department’s chief deputy director of product lines, will be the interim acting director. Muriel has a bachelor’s degree from the University of Illinois at Champaign-Urbana and a law degree from Loyola University. Principal Financial Group Inc. is promoting two senior vice presidents at its Principal International unit — Roberto Walker and Thomas Cheong — to executive vice president.