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.

*Please note - this is an in office position located in Calgary

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

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

Robust 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

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

CMG Compensation and Benefits Overview - Canada
CMG’s total rewards program includes:

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)

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📌 Junior QA Engineer (Alberta)
🏢 Computer Modelling Group
📍 Alberta