Systems Programmer – z/OS System Support (Mainframe Sysprog)

Cape Town, South Africa | Posted on 02/09/2026

The Systems Programmer – z/OS System Support is responsible for the installation, configuration, maintenance, and support of IBM z/OS mainframe systems . The role ensures high availability, performance, security, and reliability of mainframe environments supporting critical enterprise applications.

Key Responsibilities

• Install, configure, maintain, and upgrade IBM z/OS operating systems and related system software.
• Perform system-level problem determination and resolution , including root cause analysis.
• Manage SMP/E software maintenance , system libraries, and system configurations.
• Monitor and tune system performance to ensure optimal availability and capacity.
• Support system security controls , compliance standards, and audit requirements.
• Participate in disaster recovery planning and testing .
• Provide 2nd a...