Mainframe Developer
Location
mississauga, peel region
Job Type
Full-time
Category
Other-General
Posted
May 24, 2026
Mississauga, ON | 5 - 18 years of experience
Apply By | 21-Jun-2026
Job Description
Employment at Tata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation to create a workforce that reflects the societies we operate in. Our commitment to culture and diversity is reflected in our people stories and implemented through equitable workplace policies and processes.
Core Technical Skills
- Programming Languages: COBOL (primary), Assembler, PL/I, and JCL (Job Control Language).
- Databases & File Systems: DB2 for z/OS, IMS DB, and VSAM.
- Transaction Processing: CICS (Customer Information Control System).
- Environment & Tools: TSO/ISPF, z/OS operating system, REXX, File-AID, and BMC.
- Debugging & Utilities: RMF, Abend-AID, and system utilities.