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Mainframe Technology Jobs in Ontario (NOW HIRING)

NLB Services

Senior Project Manager

Toronto, ON · On-site

Demonstrated knowledge and experience with I&IT Project management frameworks * Demonstrated ... WebLogic and Microsoft IIS Web/Application Servers and Mainframe applications Tools and process ...

CIBC US

Consultant, IT Quality Engineering

Toronto, ON · On-site +1

Strong Mainframe and/or Hyperion Essbase (Cubes) knowledge and testing experience. Strong MS Excel ... Technologies, Quality Assurance (QA), Software Development Life Cycle (SDLC), Software Testing ...

CIBC

Consultant, IT Quality Engineering

Toronto, ON · On-site +1

Strong Mainframe and/or Hyperion Essbase (Cubes) knowledge and testing experience. Strong MS Excel ... Technologies, Quality Assurance (QA), Software Development Life Cycle (SDLC), Software Testing ...

Source Code

RQ11231 - 2 x Sr. Software Developer

Toronto, ON · On-site

CA$88.54 - CA$106.25/hr

Toronto MUST HAVES: * 10+ years demonstrated knowledge and experience of IT systems development in multi-platform environments (web, desktop, mobile, mainframe, micro/mini systems, etc.) and multi ...

Tata Consultancy Services

Delivery Manager

Toronto, ON · On-site

Many of these relationships have endured into decades and navigated every technology cycle, from mainframes in the 1970s to artificial intelligence today. Skills and Responsibilities: • "Required ...

Maarut

CA$70 - CA$75/hr

Knowledge of integrated networking technologies, mainframe, midrange server, enterprise storage and SAN, and personal computer system technologies Knowledge of related best practices, OPS directory ...

Maarut

CA$70 - CA$75/hr

Technical Skills and Experience: * 10+ years demonstrated knowledge and experience of IT systems development in multi-platform environments (web, desktop, mobile, mainframe, micro/mini systems, etc ...

Tata Consultancy Services

Program Manager

Toronto, ON · Hybrid

Many of these relationships have endured into decades and navigated every technology cycle, from mainframes in the 1970s to artificial intelligence today. Program Manager / Transformation Program ...

Tata Consultancy Services

Project Manager

Toronto, ON · Hybrid

Many of these relationships have endured into decades and navigated every technology cycle, from mainframes in the 1970s to artificial intelligence today. Project Manager Job Summary The Project ...

Maarut

Knowledge of integrated networking technologies, mainframe, midrange server, enterprise storage and SAN, and personal computer system technologies Knowledge of related best practices, OPS directory ...

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All JobsMainframe Technology JobsMainframe Technology Jobs in Ontario

Mainframe Technology information

See Ontario salary details

$11

$46

$75

How much do mainframe technology jobs pay per hour?

As of Sep 5, 2026, the average hourly pay for mainframe technology in Ontario is $46.65, according to ZipRecruiter salary data. Most workers in this role earn between $37.74 and $59.86 per hour, depending on experience, location, and employer.

What is mainframe technology?

Mainframe technology refers to the use of powerful computers, known as mainframes, which are designed to handle large-scale data processing and support thousands of users simultaneously. Mainframes are commonly used by businesses and organizations for critical applications such as bulk data processing, transaction processing, and enterprise resource planning. They are known for their reliability, security, and ability to process vast amounts of data quickly. Mainframes remain essential in industries like banking, insurance, healthcare, and government due to their robustness and scalability.

What are the key skills and qualifications needed to thrive as a mainframe technology specialist?

To thrive as a Mainframe Technology Specialist, you need a solid understanding of mainframe systems, programming languages like COBOL or Assembler, and often a degree in computer science or a related field. Familiarity with z/OS, JCL, DB2, CICS, and mainframe monitoring tools is typically required, along with relevant certifications such as IBM Certified System Programmer. Strong analytical thinking, attention to detail, and effective communication skills help professionals troubleshoot complex issues and collaborate with cross-functional teams. These skills ensure reliable operation, efficient problem-solving, and the successful management of critical enterprise computing environments.

What opportunities for career growth exist in mainframe technology roles?

Mainframe Technology professionals have diverse advancement opportunities, ranging from senior system programmer and database administrator positions to roles in systems architecture and IT management. Many organizations offer structured training and certification programs to help you specialize in areas such as performance tuning, security, or modernization projects. As you gain experience, you may also transition into project leadership or consulting roles, often collaborating closely with cross-functional teams to drive mission-critical business operations. The demand for mainframe expertise remains strong, especially in industries like banking, insurance, and government, which rely on these systems for high-volume transactions.

What is the difference between Mainframe Technology vs Mainframe Developer?

AspectMainframe TechnologyMainframe Developer
Primary FocusDesign, implementation, and maintenance of mainframe systems and infrastructureWriting, testing, and debugging mainframe applications and programs
Required SkillsKnowledge of mainframe hardware, operating systems (z/OS), and system administrationProficiency in COBOL, JCL, and mainframe programming languages
Work EnvironmentData centers, enterprise IT departments, mainframe roomsDevelopment labs, enterprise IT teams, mainframe environments
CertificationsIBM Certified System Administrator, z/OS certificationsIBM COBOL certifications, programming certifications

While Mainframe Technology involves managing and maintaining the overall mainframe systems, Mainframe Developers focus on creating and modifying applications running on these systems. Both roles require knowledge of mainframe environments and often work together within enterprise IT teams to ensure reliable and efficient mainframe operations.

Is mainframe technology a good career option?

Mainframe technology is a stable and in-demand career path, especially in industries like finance, healthcare, and government that rely on large-scale data processing. Professionals in this field typically need skills in COBOL, JCL, and mainframe operating systems, with certifications enhancing job prospects. The role often offers competitive salaries and opportunities for advancement due to the specialized nature of mainframe systems.

Is mainframe technology still in demand?

Mainframe technology remains in demand for industries such as finance, healthcare, and government, where large-scale transaction processing and data security are critical. Mainframe skills, including knowledge of COBOL, JCL, and system administration, are valuable for maintaining legacy systems and ensuring operational stability.

What are jobs in mainframe technology?

Jobs in mainframe technology include roles such as mainframe developers, system programmers, and operators who maintain and develop applications on mainframe systems like IBM z/OS. These positions often require knowledge of COBOL, JCL, and mainframe hardware, with certifications and experience in legacy system management being valuable. Mainframe professionals ensure the reliability, security, and performance of large-scale enterprise computing environments.

What are popular job titles related to Mainframe Technology jobs in Ontario?

For Mainframe Technology jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Mainframe Technology jobs in Ontario look for?

The top searched job categories for Mainframe Technology jobs in Ontario are:

What cities in Ontario are hiring for Mainframe Technology jobs?

Cities in Ontario with the most Mainframe Technology job openings:

Mainframe Technology jobs near you
Infographic showing various Mainframe Technology job openings in Ontario as of August 2026, with employment types broken down into 1% As Needed, 74% Full Time, 22% Part Time, and 3% Contract. Highlights an 84% Physical, 3% Hybrid, and 13% Remote job distribution, with an average salary of $97,033 per year, or $46.7 per hour.

Senior Project Manager

NLB Services

Toronto, ON • On-site

Full-time

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

Title: Senior Project Manager

Location: Toronto, ON

Position type: Contract


Description


Responsibilities:

  • Provides project management on large scale, complex, high profile and high risk projects for OPS I&IT initiatives. Ensures project deliverables meet clients’ business requirements on time, scope and budget, with a foc


Skills


Project Management and technical documentation - 45%

  • 10+ years of project management on enterprise projects including managing scope, risk, resources, schedules, and costs
  • 10+ years of experience in the creation of project documentation
  • Experience with recommending revisions or changes in scope, format, content, and methods of reproduction for published material, existing guides, documentation, and framework


Technical Knowledge - 25%

  • Demonstrated knowledge and experience with I&IT Project management frameworks
  • Demonstrated knowledge and experience with the following computing environments:
  • Oracle Database, Unix (Solaris, AIX, Linux), and Windows (Server) Operating Platforms,
  • WebLogic and Microsoft IIS Web/Application Servers and Mainframe applications


Tools and process - 25%

  • Experience with the use of tools for the creation, distribution, and maintenance of project documentation
  • Experience with completing a cost-benefit analysis


Public Sector Experience - 5%

  • Experience in working in accordance with policies and procedures of Ontario Public Service would be an asset


Must haves:

  • 10+ years of project management on enterprise projects including managing scope, risk, resources, schedules, and costs

Apply