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Mainframe Z Os System Programmer Jobs in Ontario

We are seeking an z/OS Connect Systems Programmer to join our team providing system support of IBM ... College / University or equivalent work experience * 5-10 years of Mainframe system or application ...

Senior IT Build/CICS Programmer

Toronto, ON · Remote

CA$81K - CA$115K/yr

We are seeking a Senior CICS systems programmer to join our team providing system support of IBM's Customer Information Control System (CICS) on z/OS in the Mainframe Database Technical Services ...

Senior Software Engineer (Mainframe)

Toronto, ON · On-site

CA$81K - CA$115K/yr

... testing, system testing, integration testing, production implementation, and post-deployment ... IMS DB/DC, SAS, CA-7, SQL, IBM OS/390, Z/OS, TSO, ISPF, QMF, SPUFI, CLIST, File-aid, TIBCO, NDM ...

... testing, system testing, integration testing, production implementation, and post-deployment ... IMS DB/DC, SAS, CA-7, SQL, IBM OS/390, Z/OS, TSO, ISPF, QMF, SPUFI, CLIST, File-aid, TIBCO, NDM ...

The core application is a large, sophisticated mainframe-based system which connects clients to ... Understanding/usage of z/OS Connect, IDz, zUnit and test automation Experience with CI/CD mainframe ...

New

Highly proficient with IBM Developer for z/OS (IDz). * Experience with Mainframe utilities and platforms: ISPF, TSO, Mainframe Filesystems, JES, Endeavor We offer a competitive hourly rate, a casual ...

Highly proficient with IBM Developer for z/OS (IDz). * Experience with Mainframe utilities and platforms: ISPF, TSO, Mainframe Filesystems, JES, Endeavor We offer a competitive hourly rate, a casual ...

Highly proficient with IBM Developer for z/OS (IDz). * Experience with Mainframe utilities and platforms: ISPF, TSO, Mainframe Filesystems, JES, Endeavor We offer a competitive hourly rate, a casual ...

Highly proficient with IBM Developer for z/OS (IDz). * Experience with Mainframe utilities and platforms: ISPF, TSO, Mainframe Filesystems, JES, Endeavor We offer a competitive hourly rate, a casual ...

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Mainframe Z Os System Programmer information

What is a mainframe z/os system programmer?

A Mainframe Z OS System Programmer is an IT professional responsible for installing, configuring, maintaining, and troubleshooting IBM mainframe systems running the z/OS operating system. They ensure the mainframe environment is stable, secure, and optimized for performance, supporting critical business applications. Their duties include system upgrades, applying patches, disaster recovery planning, and providing technical support to other IT teams. This role is crucial for organizations that rely on mainframe computing for large-scale transaction processing and data management.

What are the key skills and qualifications needed to thrive as a mainframe z/os system programmer?

To thrive as a Mainframe Z/OS System Programmer, you need deep expertise in IBM mainframe operating systems, programming languages like Assembler and REXX, and a strong foundation in systems administration, usually supported by a relevant degree or equivalent experience. Familiarity with tools such as IBM SMP/E, TSO/ISPF, JCL, and mainframe security systems is essential, and certifications like IBM Certified System Programmer can be beneficial. Analytical thinking, attention to detail, and effective problem-solving are key soft skills that help professionals excel in troubleshooting and collaborating with technical teams. These skills and qualifications are crucial for ensuring reliable, secure, and efficient mainframe operations that support critical business processes.

What are some common challenges faced by mainframe z/os system programmers, and how can they be addressed?

Mainframe Z/OS System Programmers often encounter challenges such as managing system upgrades, ensuring high availability, and troubleshooting complex performance issues. Keeping up with evolving technologies and integrating new software with legacy systems can also be demanding. To address these challenges, programmers typically work closely with application developers, attend ongoing training, and utilize robust monitoring tools. Collaboration and strong communication within cross-functional teams are key to maintaining system stability and implementing updates smoothly.

What are popular job titles related to Mainframe Z Os System Programmer jobs in Ontario?

For Mainframe Z Os System Programmer jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Mainframe Z Os System Programmer jobs in Ontario look for?

The top searched job categories for Mainframe Z Os System Programmer jobs in Ontario are:

Infographic showing various Mainframe Z Os System Programmer job openings in Ontario as of August 2026, with employment types broken down into 1% As Needed, 77% Full Time, 20% Part Time, and 2% Contract. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution.

z/OS Connect Systems Programmer

Td

Toronto, ON

CA$81K - CA$115K/yr

Full-time

Posted 11 days ago


Job description

Work Location:

Toronto, Ontario, Canada

Hours:

37.5

Line of Business:

Technology Solutions

Pay Details:

$81,600 - $115,200 CAD

TD is committed to providing fair and equitable compensation opportunities to all colleagues. Growth opportunities and skill development are defining features of the colleague experience at TD. Our compensation policies and practices have been designed to allow colleagues to progress through the salary range over time as they progress in their role. The base pay actually offered may vary based upon the candidate's skills and experience, job-related knowledge, geographic location, and other specific business and organizational needs.

As a candidate, you are encouraged to ask compensation related questions and have an open dialogue with your recruiter who can provide you more specific details for this role.

Job Description:

We are seeking an z/OS Connect Systems Programmer to join our team providing system support of IBM's z/OS Connect and Information Management System (IMS) in the Mainframe & Database Services group.

Mainframe & Database Services group within Mainframe Delivery, Infrastructure and Engineering Team is responsible for Support, Design, Build, Test and Deploy of Mainframe database and transaction manager systems. We also provide consultation services with Architects, Business Analyst and application developers on application design and functions that is related to IMS, DB2, CICS, WAS z/OS, and z/OS Connect.

KEY ACCOUNTABILITIES

This job posting is for a Sr z/Connect & IMS Systems Programmer. The successful candidate will be involved in analysis, building, testing, and deployment of z/OS Connect, IMS systems and related products:

  • Maintain z/OS Connect and IMS Infrastructure on the z/OS platform.

  • Support z/OS Connect and IMS related products.

  • Support z/OS Connect and IMS Business Analysts

  • Support z/OS Connect and IMS Engineers and Application Developers.

  • Position requires off-hours support [7/24 on-call support on a rotating basis]

EDUCATION & EXPERIENCE

  • College / University or equivalent work experience

  • 5-10 years of Mainframe system or application experience, with most of the following skills:

  • a fundamental understanding of IBM's Mainframe and z/OS Platform

  • an understanding of z/OS component and architecture

  • Performance analysis skills is an asset

  • Knowledge of SMP/E, Omegamon, System Automation and other Tools

  • Programming skills, Assembler and Cobol knowledge is an asset

  • Exposure to Sysplex, z/OS Performance, Db2, CICS, MQ, TCP/IP is an asset

  • Good written and verbal communication skills

  • The successful candidate must be a self-starter, team player, and able to collaborate positively with other departments

Who We Are:

TD is one of the world's leading global financial institutions and is the fifth largest bank in North America by branches/stores. Every day, we strive to make every interaction, product, and experience remarkably human and refreshingly simple for over 27 million households and businesses in Canada, the United States and around the world. More than 95,000 TD colleagues bring their skills, talent, and creativity to foster deeper relationships, ensure disciplined execution, and build a simpler, faster banking experience. TD is deeply committed to being a leader in client experience, that is why we believe that all colleagues, no matter where they work, are client facing. Together, we are reimagining what banking can be for our clients, colleagues and communities.

Our Total Rewards Package
Our Total Rewards package reflects the investments we make in our colleagues to help them and their families achieve their financial, physical, and mental well-being goals. Total Rewards at TD includes a base salary, variable compensation, and several other key plans such as health and well-being benefits, savings and retirement programs, paid time off, banking benefits and discounts, career development, and reward and recognition programs. Learn more

Additional Information:
We're delighted that you're considering building a career with TD. Through regular development conversations, training programs, and a competitive benefits plan, we're committed to providing the support our colleagues need to thrive both at work and at home.

Please be advised that this job opportunity is subject to provincial regulation for employment purposes. It is imperative to acknowledge that each province or territory within the jurisdiction of Canada may have its own set of regulations, requirements.


Colleague Development

If you're interested in a specific career path or are looking to build certain skills, we want to help you succeed. You'll have regular career, development, and performance conversations with your manager, as well as access to an online learning platform and a variety of mentoring programs to help you unlock future opportunities.

If you're passionate about helping clients and building deep, lasting relationships, TD offers diverse career paths where you can grow your expertise and make a meaningful impact.

We're committed to your success and foster a respectful workplace where diverse perspectives are valued, everyone has fair opportunities to grow, and you can unlock your full potential to achieve your career goals. Here at TD, we hire and develop the best.

Training & Onboarding
We will provide training and onboarding sessions to ensure that you've got everything you need to succeed in your new role.

Interview Process
We'll reach out to candidates of interest to schedule an interview. We do our best to communicate outcomes to all applicants by email or phone call.


Accommodation
Your accessibility is important to us. Please let us know if you'd like accommodations (including accessible meeting rooms, captioning for virtual interviews, etc.) to help us remove barriers so that you can participate throughout the interview process.
We look forward to hearing from you!

Language Requirement (Quebec only):

Sans Objet