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Cognizant

Senior Mainframe Test Analyst

Toronto, ON, Canada

$70,000 to $90,000 CAD / year · Full-time

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Job details

Pay: $70,000 to $90,000 CAD / year
Job type: Full-time
Apply by: Nov 7, 2026
Posting language: English
Posted: Oct 8, 2026

Original job description

We are seeking an experienced Senior Mainframe Test Analyst with deep expertise in Mainframe applications and testing methodologies. The candidate will be responsible for planning, designing, executing, and managing testing activities for mission-critical Mainframe systems. The role requires strong knowledge of Mainframe technologies, testing processes, defect management, and stakeholder collaboration to ensure high-quality software delivery.

In this role, you will

Analyze business requirements, functional specifications, and technical design documents to develop comprehensive test strategies and test plans.
Design and execute test scenarios, test cases, and test scripts for Mainframe applications.
Perform Functional, System Integration (SIT), End-to-End (E2E), Regression, UAT, and Batch testing.
Validate Mainframe batch processing jobs, job schedules, and interfaces using JCL.
Perform database validation and data reconciliation activities using DB2, VSAM, and SQL queries.
Analyze and troubleshoot issues related to COBOL programs, CICS transactions, batch jobs, and file processing.
Execute source-to-target data migration and conversion testing activities.
Log, track, prioritize, and manage defects throughout the defect lifecycle using tools such as JIRA, HP ALM, or Quality Center.
Collaborate with Business Analysts, Developers, Architects, and Business Users to clarify requirements and resolve issues.
Support release management, production validation, and post-implementation verification activities.
Review test deliverables and mentor junior testers on Mainframe testing best practices.
Provide regular status reports, risk assessments, and quality metrics to project leadership.

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, ON. Regardless of your working arrangement, we are here to support a healthy work-life balance though our various wellbeing programs.

Note: 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

Mainframe Technologies

COBOL
JCL
CICS
DB2
VSAM
IMS (preferred)
File-AID
Endevor/Changeman
Control-M or equivalent scheduling tools

Testing Skills

Functional Testing
System Integration Testing (SIT)
Regression Testing
End-to-End Testing
User Acceptance Testing (UAT)
Batch Testing
Data Validation & Reconciliation
Data Migration Testing
Interface Testing

Tools

JIRA
TSO/ISPF
File-AID
SQL Tools

Required Experience

7+ years of software testing experience.
5+ years of dedicated Mainframe testing experience.
Strong experience with Banking, Wealth Management, Insurance, Pension, Retail, or Financial Services applications.
Experience in Agile, Waterfall, and Hybrid delivery methodologies.
Hands-on experience in defect triage, root cause analysis, and test estimation.
Experience with Mainframe modernization or cloud migration programs.
Experience in automation integration within Mainframe testing environments.
Ability to work independently and lead testing workstreams.

Typical Roles in a Wealth Management / Insurance Program

Validate policy, claims, retirement, pension, or wealth transactions processed through Mainframe systems.
Perform batch cycle validation and financial reconciliation.
Verify upstream and downstream integrations between Mainframe and distributed applications.
Ensure regulatory and audit compliance requirements are adequately tested.

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 70,000 – 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

Plan, design, execute, and manage testing for mission-critical Mainframe applications, including functional, integration, regression, batch, migration, and data validation testing. Manage defects, troubleshoot Mainframe issues, collaborate with stakeholders, support releases and production validation, and mentor junior testers.

Requirements

Requires at least seven years of software testing experience, including five years dedicated to Mainframe testing, with experience in financial services applications and Agile, Waterfall, or Hybrid delivery. Candidates should have hands-on knowledge of Mainframe technologies and testing tools, defect triage and root cause analysis, and experience with modernization or cloud migration and automation integration.

Skills

Mainframe Testing
COBOL
JCL
CICS
DB2
VSAM
IMS
Functional Testing
System Integration Testing
Regression Testing
End-to-End Testing
User Acceptance Testing
Batch Testing
Data Validation
Defect Management
SQL

Benefits

Wellbeing Programs
Discretionary Annual Performance-Based Bonus

Visa sponsorship

Not detected in the job text

Keywords

Mainframe
COBOL
JCL
CICS
DB2
VSAM
IMS
File-AID
Endevor
Changeman
Control-M
TSO/ISPF
SQL
JIRA
HP ALM
Quality Center
Functional Testing
System Integration Testing
Regression Testing
End-to-End Testing
User Acceptance Testing
Batch Testing
Data Reconciliation
Data Migration Testing
Defect Triage
Root Cause Analysis
Agile
Waterfall
Mainframe Modernization
Cloud Migration

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