Assist clients with evaluating and enhancing RACF access controls and z/OS systems programmingRemediate Storage Administration controlsLock down operator commandsRemove excessive DB2 permissionsActivate KDFAES password encryption and implement mixed-case passwordsReplace shared Started Task and Batch IDs with unique IDs having appropriate authorityDesign, implement and enhance z/OS TCP/IP controls Present sessions at SHARE, GSE, Vanguard Security Compliance and RACF User Groups on z/OS TCP/IP security, FTP using certificates and passphrase and mainframe hacking

Install and administer RACF/ACF2 including SAF based Certificate AuthorityConvert four CPF-connected ACF2 databases to four RRSF-connected RACF databasesInstall, customize and tune WebSphere Application Server for z/OS (ND mode)Utilize experience to address and resolve technical problems related to daily operationsPlan, install and implement z/OS subsystems and ISV products using SMP/ETune z/OS system performance with RMF / WLM in parallel sysplexDevelop REXX-based and JACL-based scripts for process automationProvide training, leadership and mentoring to other group membersAssist end users with Unix System Services (USS) use and troubleshootingDocument system configuration and recovery proceduresCommunicate with clarity to multiple levels of technicians and managementLead system upgrade projects and coordinate actions with stakeholdersDesign, create and implement solutions to support initiatives like IBM Internet HTTP Server (IHS) based password reset delegation to Help Desk staff Research and install new products and features like IBM Ported Tools and IBM Integrated Console ControllerEnsure maximum system availability and perform maintenance within windowExceed key corporate scorecard goals for system up-time and performanceMaintain professional demeanor at all times, especially during unplanned outages and other chaotic eventsRespond to and resolve off-hours problems in a timely manner and communicate status to management and Operations staffDemonstrate and maintain solid understanding of z/OS internal structuresDesign, implement and maintain highly available network environment for console and data networks using OSA hardware, HCD and IODF

Install, implement and maintain MVS/ESA and OS/390Implement processor, OS/390, DASD upgrades during datacenter moveAnalyze system workloads and convert to WLM policyDiagnose and resolve system problemsSupport ISV softwareDesign, code and implement system utilitiesDefine and administer TCP/IP & SNA connectionsDevelop storage administration standardsModify and integrate Assembler code changes to align BCI adjudication system with LE/370 register conventionsProvide technical support for RACF

Review job output and submit correcting ad hoc batch jobs through CA-7

Operating Systems AnalystImplemented processor and operating system upgradesMaintained MVS/ESA software/hardware and printing subsystemsTested disaster recovery planSystems Programmer/AnalystPerformed DASD and tape subsystem capacity planning and performancePlanned, installed and maintained LAN based RJE/label printing systemSystems ProgrammerInstalled and maintained ISV softwarePerformed VSAM tuning and DASD maintenanceSupported local and remote usersProvide RACF technical support

Prepare tax returns and ledger entriesReconcile fund accountsPrepare reports for DirectorCo-operative Education Program

Installed PC-based point-of-sale system and trained store personnelCo-operative Education program