Komatsu Ltd.

Quality Assurance Engineer III

Komatsu Ltd.
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4 hours ago
Recife, BrazilSenior

Responsibilities

  • Maintain understanding of AHS architecture, dependencies, and safety constraints and translate it into risk-based test plans and automated coverage.
  • Define and execute end-to-end quality strategy across functional, performance, security, compatibility, and cross-functional testing.
  • Design, implement, and enhance automation frameworks, service virtualization, contract testing, and containerized test environments.
  • Integrate automated tests into CI/CD pipelines with infrastructure-as-code provisioning, versioned test data, and regression suites.
  • Lead manual edge-case and exploratory testing, automate appropriate coverage, and publish quality and defect-trend dashboards.
  • Facilitate blameless postmortems, identify systemic issues, and create preventative automated checks.
  • Support compatibility matrices, deployment configurations, field installation, configuration, and on-site validation.
  • Mentor engineers, champion test-development coding standards, pilot productivity tools, and coordinate quality-practice improvements.
  • Travel internationally and to other locations for up to 10% of the time.

Requirements

  • Bachelor’s degree in computer science, software/systems engineering, or a related discipline; a master’s degree is a plus.
  • At least 6 years of combined software or systems testing experience, including at least 4 years building and scaling test automation.
  • Experience taking projects from requirements scoping through production operations and defining test strategies for complex, distributed, or real-time systems.
  • Proficiency in at least one automation programming language: Java, Python, or C#.
  • Strong REST/gRPC API and UI automation experience.
  • Hands-on experience with CI/CD, containerization, and infrastructure-as-code for on-demand test environments.
  • Ability to mentor, influence, and up-level QA and development teams.
  • At least 5 years of full software development life-cycle experience, including coding standards, code reviews, source control, build processes, testing, and operations.
  • Experience with event-driven microservices, REST APIs, network protocols, network programming, and distributed-application debugging and analysis.
  • Strong analytical, documentation, and technical communication skills with technical and non-technical audiences.

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