Senior Specialist, Mainframe Automation; TWS​/ZWS - Monitoring

Job Requisition : 11971

Position Status: Permanent Full Time

Position Type: Hybrid

Office

Location:

Montreal (QC);
Calgary (AB);
Halifax (NS);
Ottawa (ON);
Toronto (ON);
Vancouver (BC)

Travel Requirement: Limited

Language Skill Levels (Read/Write/Speak): ZZZ

Security Requirement: Secret

Salary: Our salaries generally range from $ to $ and are based on qualifications and experience.

We’ve got the purpose, the people and the perks you need for a fulfilling career. Here’s the comprehensive and generous benefits you get when you’re a permanent employee:

• Annual Paid vacation.
• Annual individual performance incentive.
• Comprehensive group insurance plan to support your well-being from day one.
• Support towards your personal and professional growth with training, mentorship and more.
• An inclusive workplace culture and environment.
• While positions at CMHC require some in-office presence, alternative work arrangements may be considered for Indigenous candidates.

Join the Infrastructure and Operations team in the Senior Mainframe Workload Automation Analyst (TWS/ZWS – Job Monitoring) position. In this role, you will leverage your deep expertise in IBM Tivoli Workload Scheduler (TWS) / IBM Z Workload Scheduler (ZWS) to support and optimize enterprise batch and online scheduling environments, while acting as a technical subject‑matter expert for scheduling and automation.

• Provide Level 3 support for IBM TWS/ZWS in complex mainframe environments.
• Design, maintain, and optimize job schedules, calendars, dependencies, and critical paths.
• Monitor daily batch cycles, proactively resolve issues, and ensure SLA compliance.
• Install, configure, upgrade, and support TWS/ZWS components and agents.
• Analyze and resolve scheduling failures, delays, and bottlenecks; implement preventative fixes.
• Optimize batch performance through workload balancing, automation, and capacity planning.
• Ensure compliance with security, audit, and operational standards, managing job access and controls.
• Act as a workload automation SME, collaborating across teams and mentoring junior staff.

• A bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent experience).
• 7+ years of hands‑on experience with IBM TWS & IBM ZWS on z/OS.
• Strong understanding of mainframe batch processing, JCL, and z/OS concepts.
• Proven experience supporting mission‑critical 24x7 environments.
• Ability to troubleshoot complex scheduling, dependency, and batch flow issues.
• Strong analytical, communication, and documentation skills.

• Experience with distributed workload automation integration.
• Knowledge of CICS, IMS, or DB2 batch dependencies.
• Exposure to automation scripting or Dev Ops practices on the mainframe.
• Experience in banking, insurance, or other regulated environments.

Note, the competition will remain active until filled.

Standby and Call Back duties are a requirement of this position and will be subject to CMHC policies, including the Standby and Call Back Pay Procedure.

We’re committed to employment equity and encourage women, Indigenous Peoples, persons with disabilities, veterans and persons of all races, ethnicities, religions, abilities, sexual orientations, and gender identities and expressions to apply. We also welcome applications from non-Canadians who are eligible to work in Canada.

CMHC is an inclusive workplace where diversity of thought – and of people – are recognized, valued, and considered essential to achieving our mission.