z/OS Master Systems Programmer - Mainframe Troubleshooter

Paracon; Johannesburg; On-site; ZAR 900,000 - 1,300,000; Full time

Job summary

Paracon is seeking an experienced IBM z/OS Systems Programmer to install, configure, maintain and upgrade z/OS environments. You will diagnose complex issues, manage SMP/E maintenance, and ensure security and compliance across the mainframe platform.

Collaborate with architecture, storage and operations teams, mentor junior staff, and coordinate hardware maintenance with vendors to optimize performance and availability.

Qualifications

• Proven experience as a systems programmer supporting IBM z/OS environments (mainframe).
• Strong knowledge of z/OS architecture, utilities and subsystems.
• Experience with root-cause analysis of complex system issues.
• Understanding of WLM setup and administration.

Responsibilities

• Install, configure, maintain and upgrade IBM z/OS operating systems and related mainframe hardware and software.
• Diagnose and resolve complex system-level issues, including root-cause analysis.
• Manage SMP/E software maintenance, system libraries and system configurations.
• Monitor and tune system performance to support availability and capacity.
• Support system security controls, compliance obligations and audit requirements.
• Provide Level 2 and Level 3 support for z/OS-related incidents.
• Collaborate with application, infrastructure, operations, architecture and storage teams.
• Coordinate hardware maintenance with data-centre teams and vendors.
• Review hardware and system performance, identify bottlenecks and coordinate storage configurations.

Skills

z/OS experience

Root-cause analysis

WLM administration

SMP/E maintenance

z/OS installation

Mainframe hardware

Performance tuning

Security/compliance

Mentoring

Job description

Paracon is seeking an experienced IBM z/OS Systems Programmer to install, configure, maintain and upgrade z/OS environments. You will diagnose complex issues, manage SMP/E maintenance, and ensure security and compliance across the mainframe platform.

Collaborate with architecture, storage and operations teams, mentor junior staff, and coordinate hardware maintenance with vendors to optimize performance and availability.