Senior Mainframe DevOps Developer

Specialty Developer (Mainframe DevOps) Location: Toronto, ON Onsite Flexibility: Hybrid — Tuesday mandatory and second Friday of every month Contract Details Position Type: ContractContract Duration: 13 monthsPay Rate: C$80.00–C$85.00 / Hour (CAD)Shift / Schedule: 37.5 hours/week, 9:00 AM – 5:00 PM, Monday to FridayTravel Requirements: Not required Job Summary This is a Mainframe DevOps contractor role (Consultant, Mainframe DevOps Deploy) supporting a modernization initiative focused on automating the mainframe SDLC. The organization uses Endevor as its source code repository and change management system, and the resource will help design and implement end-to-end deployment workflows to automate code promotion from development to SIT/UAT and production. The team consists of 22 members overall with an immediate team of 4, and the candidate will work on a daily basis with code librarians. Key Responsibilities Pipeline Automation: Design, build, and maintain Continuous Integration and Continuous Delivery pipelines.Quality and Security: Embed security and compliance checks into the build and deploy processes.Monitoring & Support: Proactively monitor system performance, availability, and incident management. Required Skills 5 years of working knowledge of mainframe architecture z/OS and USSStrong administrative and operational knowledge of DevOps Deploy on z/OS, including expertise in code packaging, deployments, and overall product managementExperience with DevOps Deploy integrations with the mainframe SDLC (deployment of versions to SIT, UAT, and production with differing R&R for each environment)UNIX experience, including coding of JavaScriptDocumenting processes and workflows for ongoing support and audit compliance Preferred Skills 2 years of experience setting up partial Deploy and Rollback process workflowsExperience setting up DevOps Deploy in a cluster configuration (active-passive) for both application and database componentsz/OS experience, especially coding simple to mid-complexity REXX/JCLExperience in z/OS development and operations environments — TSO/E, ISPF, USS, SDSF, z/OSMFDevOps Engineering and/or SRE background Medical, Vision, and Dental Insurance Plans401k Retirement Fund Important Notes Regulatory credentials are not required upon start at the client.The candidate cannot begin while employment history verification is pending; verification must be completed prior to start.Interview process: 1 round, in-person preferred, approximately 1 hour in duration, with the hiring manager. About the Client This client is a leading North American financial institution offering reliable banking products and personalized financial solutions to individuals and businesses across Canada and beyond. The organization employs a broad range of technology and financial professionals — including mainframe developers, DevOps engineers, infrastructure specialists, and software integrators — supporting large-scale modernization and digital transformation initiatives across its technology operations divisions. About GTT GTT is a minority-owned staffing firm and a subsidiary of Chenega Corporation, a Native American-owned company in Alaska. We highly value diverse and inclusive workplaces and support Fortune 500 organizations across banking, financial services, technology, life sciences, biotech, utilities, and retail sectors throughout the U.S. and Canada. Job Number: 26-08757 Industry: Software Engineering #gttca