WHO'S ON FIRST

was selected as vice president of network engineering for , Arlington, Va., an application service provider. He will be responsible for planning program management, managing network implementation and monitoring telecommunications interconnections. Before joining 2nd Century, Ng worked for e.spire Communications and MCI Communications. , a Fairfax, Va.-based company that furnishes Web-enabled Operational Support Systems for communications providers, appointed as vice president and chief financial officer. Before joining Step 9, McElrath was vice president of finance at Sterling Software. The School of Continuing and Professional Studies appointed to its faculty as director of technology and business programs at the Northern Virginia center in Falls Church. Dunn will oversee the university's information technology and Web content development certificate programs., a Manchester, N.H., provider of Internet communications and enterprise networking services, named vice president of direct sales for its New York and New Jersey region. Etzler will oversee direct account sales in the territory and expand the company's services into eight northeastern states. By 2001, Vitts plans to expand its network offerings into Washington, D.C., Maryland, Pennsylvania and Virginia. , Dallas, a provider of e-business solutions, hired as president and a member of its board of directors. He will oversee all operations of the company and be responsible for corporate strategy, business development, global expansion and operations., Alexandria, Va., a provider of intelligent content and commerce services, named as chief business officer. He will be responsible for managing the revenue and profit center strategy for the company. Lynch has worked for Net-Tel, a British software product company, and MCI International Communications. joined , Philadelphia, as president and chief operating officer. Rabbitt will manage all business operations for the company, such as customer service, sales, marketing, plant and field operations and human resources. Digital Access, a broadband service provider, is building networks in Indianapolis, Kansas City, Mo., Nashville, Tenn., and Milwaukee.XXXSPLITXXX- of Reston, Va., an information technology and outsourcing company, named as president of its information and enterprise technology unit. Cunningham had been DynCorp's senior vice president of the unit. He came to the company from Northrop Grumman Corp., where he was vice president of the professional services division. He also worked for Computer Sciences Corp.