Mainframe Consultant

Position: Senior Technology Architect Duration: 1 Year assignment (contract) Client Location: Toronto (Onsite: 7.25 hours/day between 8:00 AM and 5:00 PM, Monday to Friday) Engagement Model: Professional Services Engagement – B2B (Incorporated Entities Only) Note on Assignment Type This position is provisionally Onsite, requiring 7.25 hours per calendar day between 8:00 AM and 5:00 PM, Monday to Friday (excluding breaks). Conditions may change based on organizational requirements and at the discretion of the Hiring Manager. About the Engagement Akkodis is seeking a Senior Technology Architect with deep expertise in Enterprise Tier 4 Mainframe Infrastructure. This role provides subject‑matter leadership for modernization, migration, hardware refresh, software transitions, and operational continuity of large‑scale mainframe environments. The Architect will support ongoing Mainframe KTLO, Data Centre Transformation, and post‑GDC migration activities, ensuring the stability, performance, and resilience of Mainframe systems. Scope · Oversight of mainframe infrastructure refresh, modernization, and transition initiatives · Planning, installation, and migration of Mainframe hardware and software · Maintaining day‑to‑day operating system and software maintenance activities · Supporting Data Centre service model optimization, integration, and uplift. Assignment Deliverables · Daily support for Mainframe software maintenance, upgrades, installation, and configuration · Operational continuity for Mainframe OS components and software toolsets · Support for Mainframe disaster recovery (DR) hardware installation at CO‑LO sites · Documentation of system captures, root‑cause analysis, and detailed MOPs. Expertise Required Must Have: · 10+ years supporting Enterprise Mainframe Infrastructure · Demonstrated experience with hardware/software migration oversight · Experience with large‑scale Data Centre modernization projects · Strong documentation & communication abilities · Proven experience sustaining Mainframe KTLO and OS support · Mainframe DR installation experience Nice to Have: · Experience working on Mainframe optimization under transformation programs. Security Clearance Required. Important This is a business-to-business engagement. Candidates must represent an incorporated entity, hold a valid business number, maintain appropriate insurance, and invoice for services rendered. How to Apply Submit your resume in confidence via the Akkodis Canada website. We thank all applicants for their interest in this opportunity. Only candidates meeting the above qualifications will be contacted for further discussions. Accessibility: At Akkodis, part of The Adecco Group, our purpose is simple: to make the future work for everyone. We live our values, Passion, Collaboration, Inclusion, Courage, and Customers at Heart, by fostering a workplace where diversity is celebrated and every voice matter. We encourage applications from individuals of all backgrounds and identities. Together, we’re making the future work for everyone.

The Senior Technology Architect will oversee mainframe infrastructure refresh, modernization, and transition initiatives. They will also support ongoing Mainframe KTLO, Data Centre Transformation, and post-GDC migration activities.

Candidates must have 10+ years of experience supporting Enterprise Mainframe Infrastructure and demonstrated experience with hardware/software migration oversight. Strong documentation and communication abilities are also required.

Identified from the job description. Confirm important requirements above.

• Mainframe Infrastructure
• Hardware Migration
• Software Migration
• Data Centre Modernization
• Documentation
• Communication
• Mainframe KTLO
• OS Support
• Disaster Recovery Installation

Minimum experience

10+ years