Mainframe Z/OS Programmer

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

-    Capable of installing/upgrading z/OS systems

-    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 planning for and supporting Disaster recovery exercises. Perform trouble shooting and provide 24X7 on call support to the clients supported

-    Perform trouble shooting and provide 24X7 on call support to the clients supported.

-    Ability to design and recommend capacity forecast models

-     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