Senior z/OS Systems Engineer – Mainframe & Sysplex

U.S. Bank; Quinte West; On-site; CAD 147,000 - 173,000; Full time

Benefits offered by this job

Healthcare

Pension

Paid time off

Holiday opportunities

Job summary

U.S. Bank is seeking an experienced z/OS Systems Programmer to lead installation, upgrades, and troubleshooting of mainframe environments. You will manage SYSplex data centers, coordinate with storage and security teams, and drive DR readiness while delivering robust z/OS and subsystems support.

The ideal candidate has 10+ years in infrastructure, 5+ years IT environment experience, and strong SMP/E, RACF, RMF, and performance monitoring skills. This role requires on-site work at a U.S.

Qualifications

• Bachelor’s degree or equivalent work experience.
• At least 5 years of experience within a total information technology (IT) environment
• At least 10 years of experience with the design, development and support of technology infrastructure

Responsibilities

• Lead the installation, configuration, maintenance, and lifecycle management of IBM z/OS operating systems across multiple Sysplex environments and data centers.
• Develop, standardize, and execute z/OS upgrade, migration, and maintenance methodologies using SMP/E for software installation and updates.
• Troubleshoot and resolve complex z/OS system, performance, and infrastructure issues, providing root cause analysis and long-term solutions.
• Administer and support critical mainframe subsystems including JES2, CICS, IMS, MQ, and Db2.
• Collaborate with storage, security, networking, application development, and capacity planning teams to ensure optimal system performance and availability.
• Configure and maintain IBM and third-party software products, including solutions from Broadcom (CA), BMC, and Compuware.
• Participate in Disaster Recovery (DR) planning, testing, and recovery exercises to ensure business continuity and platform resiliency.
• Manage and support mainframe hardware, coupling facilities, storage configurations, and GDPS environments.
• Maintain comprehensive system documentation, configuration standards, operational procedures, and technical diagrams.
• Provide 24x7 production support and on-call coverage as part of a rotating support model.

Skills

z/OS

SMP/E

JES2

CICS

IMS

DB2

RMF

MainView

RACF

DR planning

REXX scripting

Education

Bachelor’s degree or equivalent

Tools

RMF

MainView

JES2

CICS

IMS

DB2 for z/OS

Broadcom (CA)

BMC

Compuware

Job description

U.S. Bank is seeking an experienced z/OS Systems Programmer to lead installation, upgrades, and troubleshooting of mainframe environments. You will manage SYSplex data centers, coordinate with storage and security teams, and drive DR readiness while delivering robust z/OS and subsystems support.

The ideal candidate has 10+ years in infrastructure, 5+ years IT environment experience, and strong SMP/E, RACF, RMF, and performance monitoring skills. This role requires on-site work at a U.S.