UNC Resources Inc. has named Robert J. Waugh executive vice president for operations, a new position. Waugh joins the Falls Church-based manufacturing and resource company after 20 years with McKinsey & Co., a management consulting firm. UNC also announced that William R. Bush, who had been with the company for 28 years, has retired as executive vice president for corporate affairs. No replacement for Bush has been named.

Eastmet Corp. has appointed James J. Pasko Jr. vice president for accounting at the Cockeysville, Md., steel maker's principal subsidiary, Eastern Stainless Steel Co. Patrick J. Diaz, formerly Eastmet's director of accounting control, will succeed Pasko as the company's corporate controller. Also, L. Albert Knight Jr., assistant treasurer of the parent company, has been named treasurer.

Gary L. Dickey, a former sales director for Timeplex Inc. in Woodcliff Lake, N.J., has joined Spectrum Microwave Corp. as vice president for sales and marketing. Spectrum Microwave is a data communications firm in Herndon.

IBM Corp. has elected Gordon E. Myers vice president for marketing and technical staff and John V. Sponyoe vice president for plans and controls, both new positions in the company's federal systems division. Myers had been head of the division's U.S. Air Force computer modernization programs, while Sponyoe was the division's controller. In addition, Earl W. Wells, a former director at IBM's Oswego, N.Y., plant, has been named division director of strategic planning and information systems.