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Ibm Mainframe Developer Jobs in Ontario (NOW HIRING)

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 ...

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 ...

At Capgemini Engineering, the world leader in engineering services, we bring together a global team ... scale mainframe scheduling migrations to IBM Z Workload Scheduler (IZWS). This role serves as a ...

At Capgemini Engineering, the world leader in engineering services, we bring together a global team ... scale mainframe scheduling migrations to IBM Z Workload Scheduler (IZWS). This role serves as a ...

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Ibm Mainframe Developer information

Is it hard to get hired by IBM?

IBM Mainframe Developer roles are competitive and typically require strong technical skills in mainframe technologies, programming languages like COBOL or PL/I, and relevant certifications. Candidates often need relevant experience, a solid understanding of legacy systems, and the ability to adapt to evolving technology environments to improve their chances of being hired.

What is the salary of IBM mainframe developer?

The salary of an IBM mainframe developer typically ranges from $70,000 to $120,000 annually, depending on experience, location, and certifications. Senior developers with specialized skills in COBOL, JCL, and mainframe environments may earn higher salaries, especially in regions with high demand for legacy system maintenance.

Is IBM still making mainframes?

IBM Mainframe Developers work with IBM's zSeries mainframes, which are still actively produced and used in industries requiring high reliability and security. IBM continues to develop and support mainframe hardware and software, making mainframes a vital part of enterprise IT infrastructure today.

Is mainframe developer a good career?

Mainframe developers, such as IBM Mainframe Developers, work with large-scale legacy systems that are still vital in many industries like finance and government. The role offers stable employment, competitive salaries, and opportunities to work with specialized skills like COBOL and JCL. However, it requires ongoing learning of mainframe technologies and certifications to stay current in the field.

What is an IBM Mainframe Developer job?

An IBM Mainframe Developer is responsible for designing, developing, maintaining, and troubleshooting applications that run on IBM mainframe systems. They typically work with programming languages like COBOL, JCL, and SQL, and use tools such as CICS and DB2 to manage transactions and databases. Their role is critical in industries like banking, insurance, and government, where mainframes handle large-scale, high-volume processing. IBM Mainframe Developers ensure system reliability, performance, and security while also modernizing legacy systems to meet evolving business needs.

What are the key skills and qualifications needed to thrive in the Ibm Mainframe Developer position, and why are they important?

To thrive as an IBM Mainframe Developer, you need a strong background in COBOL, JCL, DB2, and CICS, typically supported by a relevant degree in computer science or a related field. Proficiency with mainframe tools such as IBM z/OS, TSO/ISPF, and knowledge of version control and debugging utilities is highly valued, with certifications like IBM Certified System Programmer being a plus. Strong analytical thinking, attention to detail, and communication skills help developers efficiently resolve complex issues and collaborate with cross-functional teams. These abilities are crucial to maintaining critical legacy systems, ensuring data integrity, and supporting organizational operations.

What are some common challenges IBM Mainframe Developers face and how are they addressed on the job?

IBM Mainframe Developers often encounter challenges such as integrating legacy mainframe applications with modern technologies and troubleshooting complex, mission-critical systems. Addressing these challenges typically involves working closely with system architects, business analysts, and other IT professionals to understand requirements and minimize downtime. Many organizations provide ongoing training and mentorship to help developers keep their skills current and solve unique technical problems. Proactive communication, strong documentation practices, and a problem-solving mindset are key to successfully navigating these hurdles. As a result, developers can expect a dynamic, team-oriented environment where continuous learning is encouraged.

What are popular job titles related to Ibm Mainframe Developer jobs in Ontario? For Ibm Mainframe Developer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Ibm Mainframe Developer jobs in Ontario look for? The top searched job categories for Ibm Mainframe Developer jobs in Ontario are:
What cities in Ontario are hiring for Ibm Mainframe Developer jobs? Cities in Ontario with the most Ibm Mainframe Developer job openings:
Infographic showing various Ibm Mainframe Developer job openings in Ontario as of July 2026, with employment types broken down into 87% Full Time, 2% Part Time, 1% Temporary, and 10% Contract. Highlights an 81% Physical, 4% Hybrid, and 15% Remote job distribution.
RQ11128 - Sr. Technology Architect

RQ11128 - Sr. Technology Architect

Source Code

Toronto, ON

Contractor

Posted 4 hours ago


Job description

RQ11128 - Sr. Technology Architect

11-month contract (207 business days) - possible extension

ONSITE 5 days - Toronto

Must Have:

  1. Demonstrated a minimum of 10+ years' experience in Mainframe Performance/Capacity Management roles.
  2. Experience with interactive capacity management tools including MICS, RMF and other ISV tools.
  3. Strong understanding and can demonstrate experience working with SMF data.
  4. Performed capacity requirement assessments for CPU upgrades and refreshes including the ability to perform 'what-if' impact models.
  5. Past experience reconciling mainframe billing for ISV workloads.
  6. Experience performing complex calculations to estimate workload impacts in terms of MIPS and/or MSUs across a multi-partitioned environment.
  7. Understand zIIP utilization.
  8. Experience with SAS Programming.
  9. Ability to proactively identify CPU cost-savings opportunities.
  10. A firm understanding of IBM Mainframe CPU concepts including CBUs and CoD, and you can configure mainframe tools such as MICS, RMF to build reports and view data from these tools.

Deliverables:

The Resource will act as subject matter experts on a variety of Mainframe performance and capacity analysis and reporting activities such as:

Enabling and supporting the day to day operations of the Government of Ontario's Mainframe performance and capacity disciplines to maintain KTLO activities and project work relating to the planning, installation, maintenance, upgrades of software products in support for post GDC Mainframe migration activities as well as the most recent Mainframe acquisition for Disaster recovery at our CO-LO site.

Key Responsibilities:

This position will provide Performance and Capacity Operational Support for sustaining the day to day operations of Mainframe Software and program products.

This position will provide Performance and Capacity Operational Support for sustaining the day to day operations of Mainframe Software and program products.

In this role you will provide expertise to review and analyze mainframe resource and capacity data to ensure the most effective use of computing infrastructure and IMS/DB2 subsystems, author and update capacity plans for the mainframe platform, provide project input into mainframe refresh initiatives, and upgrades, provide support for mainframe vendor billing and inquiries from application teams.

You will also be responsible for preparing mainframe capacity assessments to application development and infrastructure teams for project related workload changes.

2. Provide and document incident analysis, resolution, and prevention, designing procedures and best practice techniques, using IBM and ISV online tools for opening and managing incident report tracking and resolution. You will participate in Mainframe DR Hardware installation project activities along with actively participating in periodic disaster recovery exercises, maintaining disaster recovery readiness of systems, and monitoring status of systems to proactively prevent incidents.

3. Plan, configure and support installation of new Mainframe hardware platform

4. Collaborate with internal business partners in IT Operations, application development, Infrastructure, and IT Production Support to accomplish organizational goals that are consistent in supporting both IT and Business objectives. You will work directly with Hardware and Software vendors on solutions, build your network, and deepen existing relationships. You will leverage your verbal, written, and presentation communication skills to build strong partnerships.

5. Provide migration support for Mainframe software, networking components

6. Provide decommissioning support for Mainframe software and program products

7. Daily operational changes, Incident/problem management. Provide on call/standby support when required. Closure of tickets in a timely manner, Keeping clients/management up to date on ticket status.

Must adhere to Service Level Agreement (SLA) metrics, device maintenance. Providing technical MOP for all changes, ability to provide acquire system captures and articulate/document capture and point or root cause.

8. You can demonstrate a minimum of 7 years' experience in Mainframe Performance/Capacity Management roles. You also have

o Experience with interactive capacity management tools including MICS, RMF and other ISV tools.

o Strong understanding and can demonstrate experience working with SMF data.

o Performed capacity requirement assessments for CPU upgrades and refreshes including the ability to perform 'what-if' impact models.

o Past experience reconciling mainframe billing for ISV workloads.

o Experience performing complex calculations to estimate workload impacts in terms of MIPS and/or MSUs across a multi-partitioned environment.

o Understand zIIP utilization.

o Experience with SAS Programming.

o Ability to proactively identify CPU cost-savings opportunities.

o A firm understanding of IBM Mainframe CPU concepts including CBUs and CoD, and you can configure mainframe tools such as MICS, RMF to build reports and view data from these tools.


AI Disclaimer: Source Code may use artificial intelligence (AI) tools to assist in certain aspects of its recruiting and business operations.

Note: The higher end of the range is intended for absolutely exceptional candidates who meet all must-have requirements and most or all nice-to-have qualifications. The client will evaluate candidates based on both rate expectations and overall skill set when shortlisting.

INCORPORATED RATE RANGE (7.25 billable hours per day)

  • $110.55/hr - $132.66/hr Inc.

T4 RATE RANGE (7.25 billable hours per day)

  • $88.44/hr - $106.13/hr T4