Senior Mainframe z/OS Administrator - 24x7 Ops & Upgrades

Raas Infotek LTD is seeking an experienced Mainframe Z/OS Administrator to manage z/OS environments, JES, CICS and associated tooling. You will install, configure, upgrade and optimize mainframe components, ensuring high availability and SLA compliance.

Applicants should have extensive experience with z/OS, SMP/E, RMF/SMF, and related ISV tools, and a proven ability to diagnose problems and implement robust fixes. This role is based in Canada and involves collaboration with multiple teams.