Senior z/OS Mainframe Systems Admin — Upgrades & Security

Kyndryl; Remote; CAD 100,000 - 120,000; Full time

Job summary

A leading IT services company in Canada seeks a skilled Senior Systems Administrator to support mainframe operations. The ideal candidate will have over 10 years of experience in IBM mainframe systems programming and extensive knowledge of z/OS upgrades and troubleshooting. You will manage critical systems data, resolve complex issues, and produce technical documentation. This role offers diverse responsibilities and the opportunity for career advancement within a supportive team environment.

Benefits

Employee learning programs with certifications

Volunteering and giving platform

Competitive benefits reflecting diversity

Qualifications

• 10+ years’ experience in IBM mainframe systems programming.
• Extensive experience with z/OS upgrades, maintenance, and troubleshooting.
• L2 security clearance or eligibility to obtain it.

Responsibilities

• Install or migrate z/OS upgrades and apply SMP/E maintenance.
• Maintain z/OS systems including parameter definitions and catalog management.
• Troubleshoot production issues, including system dump analysis.
• Support third-party ISV products.
• Create and maintain documentation for installation and recovery.

Skills

IBM mainframe systems programming

z/OS upgrades

troubleshooting

mainframe networking

technical documentation

Tools

z/OS 2.x

VTAM/SNA/TCPIP

RACF/TSS/ACF2

CA

BMC

Compuware

Job description

A leading IT services company in Canada seeks a skilled Senior Systems Administrator to support mainframe operations. The ideal candidate will have over 10 years of experience in IBM mainframe systems programming and extensive knowledge of z/OS upgrades and troubleshooting. You will manage critical systems data, resolve complex issues, and produce technical documentation. This role offers diverse responsibilities and the opportunity for career advancement within a supportive team environment.