DSN is seeking a Mainframe Network Systems Engineer at mid-to-senior lead level to work on mainframe network infrastructure involving TCP/IP, VTAM, Z/OS, ISPF/TSO, LPAR communication, routing protocols, and firewalls. The role requires at least 10 years of mainframe network systems engineering experience, must be performed on-site at least two days per week, and is located near the stated work location. H1B visa candidates are not considered.
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