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QA Engineer II

Sundayy

midpermanentqabackend United States 2 days ago via LinkedIn

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Tags

QATest AutomationCI/CDShift-Left TestingJavaPythonC#RESTgRPCUI Automation

About the role

Role Overview

QA Engineer II within the Autonomous Haulage System (AHS) Product Development team. You will design, implement, and maintain automation frameworks to ensure high-quality testing across complex, distributed, real-time autonomous systems.

Responsibilities

  • Develop risk-based test plans and automation coverage strategies based on AHS architecture, dependencies, and safety constraints.
  • Work with product and engineering teams to translate requirements into automated test plans with measurable acceptance criteria.
  • Define and execute comprehensive quality strategies across:
    • Functional testing
    • Performance testing
    • Security testing
    • Failover testing
  • Build and continuously improve automation frameworks and integrate tests into CI/CD pipelines using infrastructure as code.
  • Drive shift-left testing by embedding test hooks during design, managing test data versions, and maintaining regression suites.
  • Perform manual testing for edge cases and exploratory testing, while automating routine tests.
  • Analyze defect trends and run blameless postmortems, implementing automated checks to prevent recurrence.
  • Create and publish dashboards to track testing trends, defect escape rates, and mean time to recovery.
  • Manage compatibility matrices and deployment configurations to support global validation.

Requirements

  • 4+ years combined experience in software or systems testing.
  • 2+ years building and scaling test automation frameworks.
  • Proficiency in at least one modern language: Java, Python, or C#.
  • Strong experience with REST/gRPC API automation and UI automation.
  • Hands-on experience with CI/CD, containerization, and infrastructure-as-code.
  • Ability to manage work from requirements scoping to production deployment.
  • Experience testing complex, distributed, or real-time systems.
  • Proven ability to mentor less experienced QA resources.
  • Strong analytical, documentation, and cross-functional communication skills.

Nice-to-Haves / Additional

  • Bachelor’s degree in Computer Science, Software, or Systems Engineering (Master’s preferred).
  • Willingness to travel up to 10% internationally.

About Sundayy

Komatsu Mining Technology Solutions is a global leader in innovative mining equipment and technology. The company develops cutting-edge solutions to improve mining operational efficiency, safety, and sustainability, including autonomous fleet management capabilities such as the Autonomous Haulage System (AHS).

Scraped 7/26/2026