Senior QA Engineer (L4)

Mirantis, an IREN company, is the Kubernetes-native AI infrastructure company, enabling organizations to build and operate scalable, secure, and sovereign infrastructure for modern AI, machine learning, and data-intensive applications. By combining open source innovation with deep expertise in Kubernetes orchestration, Mirantis empowers platform engineering teams to deliver composable, production-ready developer platforms across any environment—on-premises, in the cloud, at the edge, or in sovereign data centers. As enterprises navigate the growing complexity of AI-driven workloads, Mirantis delivers the automation, GPU orchestration, and policy-driven control needed to manage infrastructure with confidence and agility. Committed to open standards and freedom from lock-in, Mirantis ensures that customers retain full control of their infrastructure strategy.  https://www.mirantis.com/

Key Responsibilities

Testing Strategy & Leadership

Contribute to driving the overall QA strategy for Kubernetes and cloud-native environments, aligning quality goals with business objectives and release deadlines.

Evaluate and champion best-in-class testing best practices and frameworks for distributed systems.

Lead risk analysis and test planning for large-scale, multi-cloud infrastructure and container orchestration.

Architecting Test Systems

Architect test frameworks and infrastructure for validating microservices and infrastructure components in multi-cluster and hybrid-cloud environments.

Oversee the design of complex test scenarios simulating production-like workloads, resource scaling, failure injection, and recovery across distributed clusters.

Automation & Scalability

Spearhead the development of scalable and maintainable test automation integrated with CI/CD (Jenkins, GitHub Actions, etc.).

Leverage Kubernetes APIs, Helm, and service mesh tools to build comprehensive automation coverage, including system health, failover behavior, and network resilience.

Promote test infrastructure-as-code and drive IaC forward on the team making sure the infrastructure code is repeatable, extensible and reliable.

Mentorship & Technical Influence

Mentor QA engineers and developers in advanced testing techniques such as: risk-based testing, chaos engineering, performance and load testing etc.

Serve as the QA authority in design reviews, production readiness assessments, and incident retrospectives(escaped defects).

Collaborate with and devops engineers to refine monitoring, alerting, and debugging strategies for testing automation being run in CI/CD.

Quality Advocacy & Continuous Improvement

Establish quality gates, release readiness metrics, and data driven feedback loops to ensure released software is production quality.

Drive initiatives to integrate performance, security, and chaos testing into the development lifecycle.

Advocate for a culture of quality across teams and influence architecture decisions with testing in mind.

Qualifications and Skills

Education

Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.