Boston, Massachusetts Skills : zOS, z/OS 2.2, 2.3. Description : zOS support and Senior Systems programmer responsible for the implementation and support of z/OS 2.2, 2.3. Maintain USS file systems Maintained HCD generation for new hardware and CPU upgrades. Streamline the SMF process from using DASD to using LOGSTREAMS in the Coupling Facility. Coordinate changes SYSPLEX's. Install, implement and support OEM software to current levels.zOS . Assembler, Rex programmer experience.