Have an excellent working knowledge of fiber, working knowledge of Multiplexers, Network topology, Frame Relay, Fractional T-1, SONET Network Technology, ATM, Private Line, Voice and Data applications. Working knowledge and usage of various network test equipment: JDSU HST, Ameritech AM5XT, Sage 935, Digital Oscilloscope, Halcyon 704A, Para-scope or other T1/DS3 Test sets.