Mainframe Z/OS ADMINISTRATION

Role: Mainframe Z/OS ADMINISTRATION - Remote

General Description

Responsibilities:

• Troubleshooting technical issues

• Responsible for successful completion of Installation, configuration and migration

• Ensure maximum uptime according to the SLA

• Improves and maintains customer and employee satisfaction

• Perform problem determination followed by root cause analysis and documentation

• Implement changes to z/OS and installed SW followed by documentation

• Participate in analyzing, planning and implementation of upgrades to z/OS and installed SW

• New products installation, testing and customization

• Working with incident and change management tools

• Understand and implement specific customer requirements

• Perform root cause analysis

• Defining processes and ensuring that the processes are adhered to

• Responsible for strategizing a backup plan and test plan for failure scenario

• Monitoring and maintaining SLA requirements by the team members

• Planning Backup/Restoration Strategy for 24x7 operation support

• Testing / Auditing/processes as required from time to time

• Identify Skill gaps and plan for training / knowledge updating

Skill set Requirements

Mandatory:-

• Fully understand z/OS services structure, JES concepts, parallel sysplex/GDPS, catalog management

• PARMLIB configuration and JES customization

• Knowledge of JCL, REXX, CLIST and Modify Assembler EXITS

• Knowledge of z/OS HW, LPAR, HMC

• IMS/MQ Series (Web Sphere MQ)

• RACF experience

• Knowledge of installing and supporting few commonly used ISV products like CA-View, Tape management tool (CA-1), Scheduling tools (BMC Incontrol, CA-7) etc.,

• Knowledge of USS management

• Capable of installing regular maintenance (RSUs)

• Supporting any hardware or software upgrade in the environment

• Capable of Installing/upgrading CICS and related products on a mainframe

• Maintain reliability, availability of CICS systems software

• Good knowledge in usage of transactions like CEMT, CEDA etc.,

• Good Knowledge of SMP/E, SQL, DB2 online and offline utilities, ZPARMS, DB2 logs and BSDS, DB2 Commands, DDF etc.

• Install and use performance monitoring tools and products(like SAS, MXG, CA-MICS, Strobe and the Omegamon products)

• Expertise in tuning and debugging performance problems for z/OS systems including application workloads

• Perform problem diagnostics and resolution. Monitor system performance and tune when required

• Well versed in storage capacity planning and configuration and should have good familiarity with typical z/OS application performance analysis

• Capable of z/OS Performance Analysis using various tools such as IBM's RMF, SMF and subsystem analysis tools

• Capable of Installing, Customizing and maintaining IBM and other ISV products related to Automations