Principal Quality Engineer (AI/ML)

Full Time

Posted on 30/06/2025

As an AI Quality Engineer, you will design, implement, and scale the testing strategy for machine learning systems across the entire MLOps lifecycle. You will drive the quality of our AI-powered SaaS products by collaborating with Data Scientists, ML Engineers, and DevOps to ensure models are accurate, fair, scalable, and production-ready.

Key Responsibilities

  1. Test Strategy and Planning
    • Define comprehensive test strategies and quality gates for AI/ML models, data pipelines, and AI-integrated applications.
    • Design and implement test cases that validate model accuracy, robustness, and scalability under real-world scenarios.
    • Work with cross-functional teams to define acceptance criteria and AI-specific quality metrics (e.g., F1-score, precision/recall, latency SLAs).
  2. Model Validation and System Testing
    • Conduct functional, regression, and adversarial testing for AI/ML systems.
    • Validate model outputs for correctness, bias, fairness, and ethical alignment.
    • Test and monitor data pipelines for quality, consistency, and lineage
    • Execute A/B testing and scenario simulations to assess model behavior under varying conditions.
  3. Performance Monitoring and Optimization
    • Continuously monitor model performance in production (accuracy, drift, latency, throughput).
    • Define and track KPIs such as precision, recall, F1-score, mAP, AUC, etc.
    • Work with engineering and data science teams to identify root causes of degradation and recommend retraining or optimization strategies.
  4. MLOps Quality and Automation
    • Integrate testing into MLOps pipelines (CI/CD/CT) to ensure automated validation at every stage of model lifecycle.
    • Implement data validation, drift detection, and model versioning frameworks.
    • Enforce reproducibility and traceability across model experiments, training datasets, and deployed artifacts.
  5. Governance and Collaboration
    • Promote responsible AI practices including explainability, transparency, and risk mitigation.
    • Contribute to documentation and audits for AI quality compliance (e.g., ISO 42001, ISO/IEC 24028)
    • Educate teams on AI testing techniques and foster a culture of quality.

Required Qualifications:

  • Bachelor's or Master's degree in Computer Science, Data Science, or a related field.
  • 3–5 years of experience in QA, SRE, or testing roles, with at least 2 years focused on ML/AI systems.
  • Proficiency in Python and QA/test frameworks (e.g., pytest, Great Expectations).
  • Strong understanding of model evaluation metrics and testing methodologies.
  • Experience with MLOps tools such as MLflow, Kubeflow, Azure ML, or Vertex AI.

Preferred Qualifications:

  • Experience with bias/fairness toolkits (SHAP, LIME, AIF360).
  • Familiarity with adversarial testing and differential privacy.
  • Knowledge of cloud infrastructure, container orchestration (Kubernetes), and CI/CD.
  • Domain knowledge in manufacturing, mobility, or ESG-related AI applications is a plus.

What We Offer:

  • An impactful role within a major corporation’s new business initiative.
  • A collaborative and high-performing team environment.
  • Competitive compensation and growth opportunities based on performance.
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