Norfolk Southern CorpMainframe Systems Engineer (zOS Mainframe Internals, Parallel Sysplex, Hardware & Storage) Remote Norfolk Southern CorpMainframe Systems Engineer (zOS Mainframe Internals, Parallel Sysplex, Hardware & Storage) RemoteMeridian, MSRemoteNorfolk Southern also has the most extensive intermodal network in the eastern U.S., serving a majority of the country's population and manufacturing base, with connections to every major container port on the Atlantic coast as well as the Gulf of Mexico and Great Lakes. Skills Desired • Expert-level understanding of z/OS internals, UNIX System Services (USS), and Parallel Sysplex architecture, including cross-system communication and workload management.