Services > Administration > Mainframe Support Services Aarisha Mainframe System Support includes: Operating System software maintenance and upgrade 24x7 support for problem determination and repair Develop capacity utilization reports Monitor system security to prevent unauthorized data access Administer contracts for hardware maintenance and software licenses OS Support: IBM - z/OS, z/VM CICS(TS) HP - MPE/ix Mainframe Support also performs ongoing monitoring of system performance, tracks system utilization, develops software and hardware recommendations for upgrades or replacement, and prepares RFP’s as required.