z/OS Mainframe Systems Programmer

Overview

As a z/OS Mainframe Systems Programmer, you will own the installation, upgrade, maintenance and support of IBM z/OS and related ISV products in a mission-critical enterprise environment. You will work within the enterprise infrastructure team to ensure high availability, performance and security across large-scale mainframe systems.

This role involves planning upgrades, applying fixes, and collaborating with cross-functional teams to support production systems and DR/BC initiatives. You will troubleshoot complex issues, mentor junior colleagues, and participate in after-hours activities for maintenance and upgrades. The opportunity offers remote or hybrid work options with occasional on-site

Pay / Benefits

• comprehensive benefits package
• remote or hybrid work options
• local salary competitiveness

Responsibilities

• Install, configure, customize, upgrade, and maintain IBM z/OS operating systems
• Manage and support IBM and CA/Broadcom system software products across enterprise environments
• Plan and execute OS upgrades and maintenance using SMP/E
• Administer large-scale Parallel Sysplex environments for high availability
• Monitor performance, plan capacity, and optimize resources
• Analyze and resolve complex system-level issues involving z/OS, middleware, and infrastructure
• Collaborate with application support, security, and operations teams to ensure stability
• Implement maintenance, fixes, service packs, and vendor updates
• Support disaster recovery, business continuity and HA initiatives
• Maintain security controls and compliance
• Document configurations, procedures, and runbooks
• Participate in root cause analysis and problem management
• Provide technical guidance and mentoring to junior team members
• Support production implementations and planned maintenance, including off-hours and weekends

Key requirements

• 10+ years of hands-on z/OS Systems Programming experience
• Deep knowledge of z/OS OS, SMP/E, TSO/ISPF, USS, SDSF, JCL, RACF
• Strong expertise in Parallel Sysplex implementation and administration
• Experience installing/configuring IBM and CA/Broadcom mainframe products
• Experience in large enterprise environments, preferably Banking/Financial Services
• Strong troubleshooting and problem-solving skills
• Ability to manage complex technical assignments independently
• Excellent verbal and written communication
• Experience supporting mission-critical production environments with stringent SLA requirements
• strong communication
• analytical thinking
• collaboration with cross-functional teams
• ACF2
• GDPS
• Assembler

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