Canada

Junior QA Engineer

People are our most valuable asset.

We are looking for a Junior QA Engineer to ensure the quality, reliability, accuracy, and performance of advanced reservoir simulation software. You will work closely with software developers and reservoir engineers to validate scientific applications through automated and manual testing, CI/CD integration, performance analysis, and continuous quality improvement.

Key Responsibilities

Design, develop, execute, and maintain automated and manual test suites for scientific applications
Create functional, integration, regression, and performance tests
Develop and maintain reusable test automation frameworks, utilities, and test data
Review requirements and user stories to ensure test coverage and identify risks
Prepare test plans, test cases, traceability documentation, and release reports
Test applications across Windows, Linux, and HPC environments, including MPI/OpenMP workloads
Perform performance, scalability, stress, and regression testing while identifying memory, concurrency, and numerical issues
Monitor CI/CD pipelines, investigate build and test failures, and collaborate with developers on root-cause analysis
Track defects and quality metrics using Azure DevOps and promote QA best practices throughout the SDLC

Note: This description reflects the general nature of the role. It’s not a complete list of responsibilities—we believe in flexibility, initiative, and growing together.

Knowledge, Skills & Experience

Education & Experience

Bachelor’s degree in Computer Science, Software Engineering, Engineering, Applied Mathematics, or a related field (or equivalent experience)
Experience in software QA, test automation, or software development
Strong understanding of software testing methodologies
Experience designing automated test solutions and investigating software defects

Technical Skills

Experience testing scientific applications
Proficiency in Python for automation, scripting, and data validation
Experience with pytest, CTest, or similar testing frameworks
Experience testing REST APIs
Working knowledge of Git, Azure DevOps CI/CD (YAML), Docker, CMake/Make, Windows, Linux, Bash, and PowerShell
Experience with test reporting, code coverage, and quality analysis tools
Strong debugging, troubleshooting, and root-cause analysis skills

Professional Skills

Strong analytical skills and attention to detail
Excellent written and verbal communication
Ability to work independently while collaborating within cross-functional teams
Commitment to continuous learning and process improvement

Preferred Qualifications

Programming experience in C++, C#, or Fortran
Knowledge of reservoir simulation, numerical methods, subsurface engineering, or the energy industry
Experience with MPI, OpenMP, HPC schedulers (Slurm/PBS/LSF), and numerical validation
Familiarity with debugging and diagnostic tools (e.g., Valgrind, AddressSanitizer, ThreadSanitizer, GDB, Visual Studio Debugger)
Experience with QA dashboards, Power BI, or AI-assisted testing and quality automation

Apply Now

If you have the necessary qualifications, and are interested in a challenging career with us, please forward your resume in confidence to resumes@cmgl.ca.

No phone calls please. We thank all applicants for their interest in advance. Only those chosen for interviews will be contacted.

CMG Compensation and Benefits Overview – Canada

CMG’s total rewards program includes:

A competitive salary
A performance-based bonus program
Learning and development opportunities
RRSP contributions
Top of the line medical and dental benefits including a health spending account
20 days of vacation per year plus flex days
Choice of transit pass or underground parking (Calgary)
Car wash (Calgary)
Cafeteria and complimentary barista style coffee and more (Calgary)

No need to call us about the status of your application. We promise—we’re reviewing every submission, and if your skills are a match, you’ll hear from us!

We kindly request that external recruiters and agencies refrain from submitting unsolicited resumes or candidate profiles. Submissions without a signed agreement in place will not be considered and will become the property of CMG.

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