Senior Automation Software Tester

This is a fully remote position, open to applicants in Czechia.

📋 Description

• Contribute to the comprehensive QA strategy for Mirantis Secure Registry, Kubernetes, and cloud-native ecosystems.

• Assess and advocate for testing practices and frameworks tailored for distributed systems.

• Lead risk assessment and test planning for multi-cloud registries, infrastructure, and container orchestration.

• Design test frameworks and infrastructure for microservices and infrastructure components.

• Create intricate test scenarios that simulate production-like workloads, scaling, failure injection, and recovery across distributed clusters.

• Develop scalable and maintainable test automation integrated with CI/CD processes.

• Utilize Kubernetes APIs, Helm, and service mesh tools to establish automation coverage for health, failover, and network resilience.

• Advocate for repeatable, extensible, and dependable infrastructure-as-code practices.

• Mentor QA engineers and developers in risk-based testing, chaos engineering, performance testing, and load testing methodologies.

• Act as the QA authority during design reviews, production readiness evaluations, and incident retrospectives.

• Collaborate with DevOps engineers on strategies for monitoring, alerting, and debugging within CI/CD test automation.

• Set quality gates, release readiness metrics, and data-driven feedback mechanisms.

• Integrate performance, security, and chaos testing into the development lifecycle.

• Advocate for quality across teams and impact architectural decisions.

⛳️ Requirements

• Bachelor's or Master's degree in Computer Science, Engineering, or a related discipline.

• Over 10 years of experience in software testing or quality engineering positions.

• At least 4 years specializing in Kubernetes, cloud-native applications, and distributed systems.

• Demonstrated leadership experience in developing and scaling test strategies in enterprise-grade environments.

• Profound knowledge of Kubernetes internals, cluster lifecycle management, Helm, service meshes, and network policies.

• Strong scripting and automation skills with Python, Pytest, and Bash.

• Familiarity with Prometheus, Grafana, Jaeger, Kubernetes security, and performance benchmarking tools like K6.

• Solid foundation in AWS, Azure, GCP, infrastructure provisioning, and containerized CI/CD.

• Moderate to advanced knowledge of Linux.

• Experience with Bash scripting and debugging, systemd/logs, networking, firewalling, routing, certificate/PKI management, Docker/containerd, kubectl, Helm, OCI registries, and GitOps/Flux.

• Exceptional problem-solving skills and architectural thinking.

• Proven ability to influence cross-functional teams and senior leadership.

• Excellent verbal and written communication abilities.

• Experience mentoring and coaching one or more junior team members.

• Contributions to open-source Kubernetes or QA tooling projects are preferred.

• Experience in implementing chaos engineering in Kubernetes environments is preferred.

• CKA, CKAD, or AWS Certified DevOps Engineer certifications are preferred.

🏝️ Benefits

• Global, collaborative, remote-first culture.

• Professional development and training opportunities.

• Attendance at conferences and working groups.

• Customized workstation options (macOS, Windows).

• Competitive compensation packages.

• Performance-based incentives.

• Opportunities for career advancement.

• Chance to engage with open-source innovation.

• Collaborative environment with enthusiastic colleagues.

• Continuous opportunities for personal and professional growth.