SEATTLE—Boeing Co. has said it will outsource a significant amount of information technology work to Dell starting in April, including support of cloud services, databases and information technology. The move is expected to eliminate 600 jobs. Susan Doniz, vice president for information technology and data analytics for Boeing, told employees Thursday that the eliminated jobs represent about 10 percent of the company’s IT staff, The Seattle Times reported. Doniz said affected employees, most of whom are not unionized, must either find different work within the company, apply to work for Dell or be laid off. The move is expected to increase the company’s efficiency, simplify operations and “advance our digital transformation,” she said. Boeing declined to provide a breakdown of the affected jobs by state. The Times suggested in its report that the biggest layoff hits could come at Boeing’s major offices in the Puget Sound region, St. Louis and Charleston, …