#JOB – Mainframe z/OS Programmer – Brampton, ON (#MainframeProgrammer #SystemProgrammer #Z/OS #Mainframe #Brampton #Ontario)

Position:- Mainframes z/OS L3 support | Location: Brampton, ON

General Description


· Z/OS Programmer is responsible for installation, customization and maintenance of mainframe operating

· System and installed software

· Acts as the trusted advisor for all z Systems technical areas covering hardware, software products and solutions related to OS – z/OS (additionally z/VM, Linux, z/VSE will be plus)

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

· Participate in analysing, planning and implementation of upgrades to z/OS and installed SW

· Use your expertise in systems management to resolve issues with clients’ hardware and software components

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

· z Systems HW Product range

· -z Systems Solutions including High availability (Parallel Sysplex and GDPS)

· -Knowledge and good skills on z/OS.

· -Understanding and positioning of IBM Cloud, Analytics, Mobile, Social, Security) solutions for z Systems 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 zOS

· Product upgrade for Communication Server related software

· Change, Problem and Incident management support for all Communications server related products

· Disaster Recovery Exercises

· To Participate in the zEC12 Hardware processor upgrade

· SSL certificate installations in Unix System Services.

· USS Message10 table definitions

· Review HOLD Data for quarterly RSU maintenances

· -Customize and maintain all VTAM and TCPIP related datasets.

· -Customize and maintain ISM and user profiles

· -Customize printer definitions

Optional : Good to have knowledge on Network and VTAM.


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