Mainframe Architect

System Z Architect

Excellent understanding of System z architecture

Excellent experience with z/OS version upgrades (Advantage if experience 3.2 upgrade or above)

JES2/JES3 migration experience

Experience in building Mainframe LPAR and OS Upgrades

Knowledge Catalog management, IBM system utilities

Knowledge on VTAM, TCPIP, ACF2 and GDPS

Installation of patches and fixes

Installation and maintenance of ISV products, REXX, RMF, SMF

Installation and customization of z/OS and related IBM or other ISV software

Extensive experience with providing performance and tuning using monitoring tools (f. ex. z/OS Performance Monitor or other tools)

DIRMAINT administration – RACF/Top secret/ACF2 administration

REXX knowledge - SSI knowledge

Ability to support network configuration and maintenance (Real TCP/IP stack, VSWITCH, TCPIP tools in z/OS, etc.)

Solid skills in z/Linux system cloning and configuration including memory and file system allocation

System parameters/parmlib maintenance

Managing incidents on z/OS related issues

z/OS performance monitoring and reporting

Capable of planning and supporting Disaster recovery exercises

Performance tuning & Development of operational procedures

Experience with system indicators (logs, dumps, error) logs for pro-active management of system problems

Installation and maintenance of ISV products (For z/OS)

Ability to work with Developers in fixing issues

Extremely familiar with IBM z/OS Upgrade

Experience in Coordinating with Vendor to complete the upgrades

Planning, installation, customization of z/Linux and guest operating system

Ability to perform dump and restore of system data

Responsible for tolerating PTF maintenance for ISV products Access management - onboarding and access provisioning

Incident Management / Problem Management by performing problem analysis and resolution implementation

Support maintenance release and major OS upgrades

Process client requests for system software modifications

Review system indicators (logs, dumps, error) logs for pro-active management of system problems

Work with operations to monitor, maintain and IPL systems to improve consistency and availability

Monitor / Tune system performance and work with performance engineering and capacity teams

Ensure availability and performance objectives, as required by clients and management, are maintained for operating systems and for system software components

Implement appropriate tools and processes to automate repeated tasks

Manage various license codes for infrastructure software

Capable of planning and supporting Disaster recovery exercises

Performance tuning & Development of operational procedures

Implement changes as needed to support other towers and day-to-day operations

Work with IBM and other Independent Software Vendors on a regular basis

Provide regular management reports / analysis to senior management team regarding Incidents, Changes and requests