VMS Help ASSIGN, Qualifiers, /JOB  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    Places the logical name in the jobwide logical name table. All
    processes within the same job tree as the process creating the
    logical name can access the logical name. The /JOB qualifier is
    synonymous with the /TABLE=LNM$JOB qualifier.