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Cognizant

Senior Mainframe Test Analyst

Toronto, ON, Canada

$60,000 to $90,000 CAD / year · Full-time

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Job details

Pay: $60,000 to $90,000 CAD / year
Job type: Full-time
Apply by: Nov 4, 2026
Experience: 7+ years of software testing experience, including 5+ years focused on Mainframe testing.
Posting language: English
Posted: Oct 5, 2026

Original job description

We are seeking a Senior Mainframe Test Analyst with Strong hands-on testing experience focused on Mainframe technologies. In this role, You will make an impact by ensuring the quality, reliability, and performance of mission-critical Mainframe applications that support key business operations. You will be a valued member of the Quality Engineering team and work collaboratively with business analysts, developers, architects, product owners, and business stakeholders to deliver high-quality software solutions.

In This Role, You Will

Develop and execute comprehensive test strategies, test plans, test cases, and test scripts for Mainframe applications.
Perform Functional, System Integration (SIT), End-to-End (E2E), Regression, User Acceptance (UAT), Batch, and Interface testing.
Validate Mainframe batch processing, data workflows, and system integrations using technologies including COBOL, JCL, CICS, DB2, and VSAM.
Analyze defects, perform root cause investigations, support defect triage activities, and collaborate with cross-functional teams to resolve issues.
Support release validation, production verification, data migration testing, and quality reporting while contributing to testing best practices and mentoring team members.

Work model

We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role's business requirements, this is a hybrid position requiring 3 days a week in a client or Cognizant office in Toronto, Ontario. Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs.

The working arrangements for this role are accurate as of the date of posting. This may change based on the project you're engaged in, as well as business and client requirements. Rest assured, we will always be clear about role expectations.

What You Need To Have To Be Considered

7+ years of software testing experience, including 5+ years focused on Mainframe testing.
Strong hands-on experience with Mainframe technologies including COBOL, JCL, CICS, DB2, VSAM, TSO/ISPF, and File-AID.
Experience performing Functional, SIT, Regression, E2E, UAT, Batch, Data Migration, and Data Validation testing.
Proven ability to validate batch processing, perform data reconciliation activities, and execute SQL-based database validations.
Experience using defect management and test management tools such as Jira, HP ALM, or similar platforms.
Experience supporting Banking, Wealth Management, Insurance, Pension, Retail, or Financial Services applications.
Strong analytical, troubleshooting, communication, and stakeholder management skills.
Experience working within Agile, Waterfall, or Hybrid delivery environments.

These will help you stand out

Bachelor's degree in Computer Science, Engineering, or a related discipline.
ISTQB or equivalent testing certification.
Experience with IMS, Endevor, Changeman, Control-M, or comparable Mainframe tools.
Experience supporting Mainframe modernization, cloud migration, or digital transformation initiatives.
Exposure to test automation integration within Mainframe environments.
Experience mentoring junior testers and driving testing best practices.

We're excited to meet people who share our mission and can make an impact in a variety of ways. Don't hesitate to apply, even if you only meet the minimum requirements listed. Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.

Total Compensation

We regularly assess market data to ensure we offer a competitive compensation package for our associates. The base salary for this position ranges between CAD 60,000 - 90,000 per year. Where the successful candidate may fall within the range depends on relevant education, work and/or management experience and other business-related and job-necessary qualifications. This position is also eligible for Cognizant’s discretionary annual performance-based bonus, as well as benefits that support your physical, mental and financial wellbeing.

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More about this job

Responsibilities

Develop and execute test strategies, plans, cases, and scripts for Mainframe applications, covering functional, integration, end-to-end, regression, acceptance, batch, and interface testing. Validate batch processing, data workflows, and integrations; investigate and triage defects; and support releases, production verification, data migration, quality reporting, and team mentoring.

Requirements

Requires at least seven years of software testing experience, including five or more years focused on Mainframe testing, with hands-on experience in COBOL, JCL, CICS, DB2, VSAM, TSO/ISPF, and File-AID. Candidates should have experience with varied testing methods, batch and data validation, SQL, test and defect management tools, relevant business applications, and Agile, Waterfall, or Hybrid delivery environments.

Skills

Mainframe Testing
COBOL
JCL
CICS
DB2
VSAM
TSO/ISPF
File-AID
Functional Testing
System Integration Testing
Regression Testing
End-to-End Testing
User Acceptance Testing
Batch Testing
Data Migration Testing
SQL-Based Database Validation

Benefits

Wellbeing Programs

Visa sponsorship

Not detected in the job text

Keywords

Mainframe Testing
COBOL
JCL
CICS
DB2
VSAM
TSO/ISPF
File-AID
IMS
Endevor
Changeman
Control-M
Jira
HP ALM
SQL
Functional Testing
System Integration Testing
End-to-End Testing
Regression Testing
User Acceptance Testing
Batch Processing
Data Migration
Data Reconciliation
Defect Management
Test Management
Agile
Waterfall
ISTQB
Mainframe Modernization
Test Automation

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