Mainframe Developer

Astra North Infoteck Inc. • Toronto, ON • Posted May 30, 2026

Position Overview

Job Description We are seeking an experienced Senior Mainframe Developer with strong expertise in Mainframe technologies and production/application support. The ideal candidate should have hands-on experience working in enterprise environments and supporting critical Mainframe applications. Key Responsibilities Provide Mainframe application development and production support Support and maintain Mainframe systems and batch processes Schedule and monitor batch jobs using enterprise schedulers Troubleshoot and resolve Mainframe application issues Work closely with development, QA, and infrastructure teams Participate in deployment and DevOps-related activities Perform root cause analysis and incident resolution Required Skills 10+ years of hands-on Mainframe experience 5+ years of Mainframe application support experience Strong expertise in: z/OS MVS TSO/ISPF JCL IMS DB/DC CICS DB2 VSAM COBOL ZEKE File-AID / File Manager IDz GitHub Jenkins UCD Experience scheduling Mainframe batch jobs u...