Job Description
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Quality Assurance Engineer II
Posting Start Date:  6/3/26
Job Location (Short):  Belo Horizonte, BRA,
Requisition ID:  36074
Onsite or Remote:  Hybrid Position

The Company

MTS is a global leader in mine management technology and a wholly owned subsidiary of Komatsu Ltd. Our innovative technology powers mining operations in diverse regions around the world. The products we develop, the solutions we design, and the services we provide set us apart in the mining technology industry.

We are more than a company: we are a community of passionate and creative professionals united by a common vision – to transform the way the mining industry operates. With a presence that extends from Johannesburg to Vancouver, from Sydney to Lima, you will have the opportunity to be part of a global organization that encourages creativity, promotes innovation, and stimulates big thinking, the exchange of ideas, and the generation of real impact.

Job Purpose

This role sits within the ProVision 3 team and reports directly to the Software Engineering Manager – ProVision 3. The team is co-located across Tucson, Vancouver, Recife, and Belo Horizonte and operates within the Machine Solutions division of MTS Engineering.

The ProVision 3 team owns and supports the ProVision 3 solution, which provides guidance systems for loaders, shovels, dozers, and drills used in surface mining operations.

The Quality Assurance Engineer is responsible for ensuring software quality throughout the development lifecycle by defining, executing, and improving testing processes. This role works closely with developers and engineers to create test plans, execute automated and manual testing activities, monitor quality metrics, and support defect-free releases. The position also contributes to continuous improvement initiatives, including the adoption of AI technologies to enhance test automation and quality assurance practices.

This role operates within the framework, standards, policies, and best practices established by Engineering’s Quality organization.

Job Duties and Responsibilities

• Bachelor’s degree in Computer Engineering, Computer Science, Software Engineering, Systems Engineering, Information Technology, or a related technical discipline.

• Minimum of 3 years of experience in software quality assurance and testing.

• Experience validating and assuring the quality of distributed software systems.

• Strong understanding of software engineering principles and software testing methodologies.

• Experience with SQL and relational database technologies.

• Knowledge of automated build, deployment, and release processes.

• Experience using GitHub, source control practices, and branch/release management workflows.

• Ability to design, develop, and maintain automated test cases using SQL and C#.

• Experience with Microsoft software development and collaboration tools.

• Knowledge of test automation frameworks, quality assurance processes, and industry best practices.

• Understanding of AI technologies and their application within software testing and automation.

• Strong analytical, problem-solving, verbal, and written communication skills.

• Demonstrated ability to learn new technologies and continuously expand technical expertise.

Required Skills

  • Bachelor's degree in Computer Engineering, Computer Science, Systems Engineering, or a related technical degree with emphasis in software Quality Assurance.
  • 3+ years of proven experience in software testing
  • Post-secondary education in Computer Science, Computer Engineering, Software Engineering, Software Development, or Information Technology.
  • Proven experience assuring the quality of distributed systems.
  • Knowledge of software engineering.
  • Knowledge of software testing practices.
  • Knowledge of SQL and relational databases.
  • Knowledge of Automated build process.
  • Knowledge of GitHub and branch/release management.
  • Ability to design and write automated test cases using SQL and C#
  • Proven experience in Microsoft’s software development and collaboration tools.
  • Desire to learn new tools and technologies and expand areas of expertise.
  • Awareness of AI to facilitate test automation
  • Excellent verbal and written communication skills.

Desired Skills

  • Experience with mining technology solutions, machine guidance systems, or industrial software applications.
  • Experience working in Agile development environments, including Scrum and Kanban methodologies.
  • Knowledge of CI/CD tools and automated testing frameworks.
  • Experience with cloud-based development and testing environments.
  • Passion for continuous improvement, innovation, and quality-driven software delivery.

 

Komatsu is an Equal Opportunity Workplace and an Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.
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