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Senior Mainframe Developer

Thermo Fisher Scientific

Ottawa, Ontario, CanadaFull-timePosted Jun 29, 2026

Job description

Join our team as a Senior Mainframe Developer and lead the design, development, and modernization of critical mainframe applications. Leverage your expertise in COBOL, CICS, and JCL to deliver scalable solutions, mentor developers, and drive technical excellence in a collaborative, global environment. Shape the future of enterprise systems with Thermo Fisher Scientific.

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