Performs: (1) technical and analytical work pertaining to the planning, development, acquisition, testing, integration, installation, utilization, or modification of telecommunications systems, facilities, services, and procedures; (2) managerial and staff work in planning, implementation, or program management of telecommunications programs, systems, and services; or (3) line supervision over communications operations, when such work includes responsibility for management functions such as planning, recommending changes and determining organizational structure, staffing, training, and budgetary requirements.