Sr Technology Architect

Position: Technology Architect - Senior Location: Onsite/Toronto

Job ID#: RQ10224

Duration: 12 months

Responsibilities:

· Provide expert-level administration and operational support for IBM RACF within the OPS mainframe environment.

· Analyze and resolve complex RACF security issues, including access violations, improper access denials, and audit findings.

· Implement SSL/TLS Certificate Renewals on the Mainframe environment.

· Participate in incident, problem, and change management activities, including CRQs, implementation planning, and root-cause analysis.

· Provide on-call Level-2 RACF support in a 24x7 mission-critical environment.

· Support RACF-related aspects of disaster recovery, business resumption planning, and annual contingency testing.

· Provide technical consultation, mentoring, and guidance to IAMP staff, ITS teams, and authorized ministry stakeholders.

· Ensure delivery of complete and up-to-date RACF documentation, including procedures, standards, runbooks, and knowledge transfer artifacts.

· Support knowledge transfer activities.

· 15+ years of hands-on experience with IBM RACF administration in z/OS mainframe environments.

· Proficiency with IBM zSecure suite for RACF auditing and automation tasks .

· Demonstrated knowledge and operational support experience with Mainframe technology in a large-scale environment similar to the Government of Ontario, and 10+ years of demonstrated experience in complex projects related to installation/setup, migrations , and upgrades.

· Solid understanding of z/OS system internals, TSO/ISPF, JCL, JES2/3, and general mainframe architecture.

· Excellent communication skills to interface with technical and non-technical stakeholders.

1. RACF Technical Expertise – 40%

· 15+ years of hands-on experience with IBM RACF administration in