About the job Security Architect - Mainframe Software International (SI) supplies technical talent to a variety of clients ranging from Fortune 100/500/1000 companies to small and mid‑sized organizations in Canada/US. Position Overview: We are currently seeking a Senior Mainframe Security Architect (ACF2 and RACF) to join our global IT infrastructure consulting client in the Montreal area on a long‑term engagement with one of their clients in the finance domain. Responsibilities Work with client, sales, proposal managers and vendors to architect solutions Act as a bridge between the client and Sales, Proposal Managers, Project Managers, System Programmers and Infrastructure Specialists Work with Mainframe system programmers and Project Managers and client to deliver architected solutions Document solutions including roadmaps, design documents, diagrams and project plans, using relevant documentation tools including Word, Visio, MS Project and/or PowerPoint Work closely with various teams to gather business and technical requirements Perform and balance tasks on multiple concurrent projects across multiple customers Mediate and manage architectural conditions including those that are contractually required Educate, mentor and coach teams in applying architectural techniques Accurately document technical artifacts Experience with SMP/E and system utilities, ACF2, RACF, IO Gen (HCD), Assembler Language knowledge and ability to develop, maintain and deploy Assembler code, BMC & IBM Scheduler software, TSO, ISPF, understanding of problem & change management (eESM experience is an asset), install and support program products, installing simple to complex (tape management, job scheduling) products, JES2 and JES3 advanced skills Must Have Mainframe Security System ACF2 & RACF SME/Architect 5+ years experience as a z/OS System Programmer SMP/E and system utilities, ACF2, RACF, IO Gen (HCD), Assembler Language knowledge Understanding of SYSPLEX concepts, familiarity with CPU keys (ordering, applying), experience working with vendors Nice to Have Bilingual (French and English) Adaptation to standard, client change management process #J-18808-Ljbffr