QA Engineer I

QA Engineer I


Posting Start Date: 9/14/26


Job Location (Short): Tucson, Arizona, USA, 85706


Requisition ID: 36863


Onsite or Remote: Hybrid Position


Shape the Future of Mining with Komatsu Mining Technology Solutions: At Komatsu Mining Technology Solutions, we're not just talking about progress and innovation - we're making it happen. Our cutting-edge Modular brand solutions are powering mines worldwide, driving efficiency and sustainability in ways that seemed impossible just years ago.

The Company

Job Purpose

Support the Product Development team by providing Quality Assurance with for software development, maintenance, and support. As part of Modular's Product Development team, the Software QA Engineer will research, design, build and improve the quality of the products. Develop unit tests, automation tests, simulation tools, and Test Plans to ensure our products high quality. Analyze, decompose large software systems and design a strategy to test this system using the knowledge of System Design. Develop tools/frameworks to increase the productivity of day-to-day activities from Software and QA engineering teams using the knowledge of System Design. Perform analysis, estimating work, creating and updating software architecture and design using the knowledge of System Design. Help define and negotiate the scope of releases, suggest process improvements, as well as make recommendations for structural and technical improvements. Assist Quality Engineering team with manual software testing to ensure our products meet the highest standards of quality. Assist Software Engineering team with writing and executing tests to assess broader quality concerns.

Travel Requirements

• Up to 25%

Job Duties and Responsibilities

• Participates in test planning, creating traceability to requirements, risk-based testing, estimation, and scheduling of QA efforts
• Develops and maintains test cases, traceability, procedures, scripts, and test data for verifying quality of OEM Drivers
• Develops and executes plans to identify, document, and mitigate technical risks
• Directly participates in the execution of manual and automated system test procedures for delivering reports of pass/fail results compared to quality plan
• Continuous monitoring and enhancement of approaches and methodologies to improve testing.

Required Skills

• Bachelor's degree in Computer Engineering, Computer Science, Systems Engineering, or a related technical degree with emphasis in software Quality Assurance.
• Proven knowledge in Requirements Management, Quality Control, and Configuration Management
• Understanding of networking protocols, wired and wireless networking
• Strong analytical and problem-solving skills
• Ability to work independently and within team environment
• Detail oriented, excellent planning and communication skills

Desired Skills

• Knowledge of Scripting Languages (PowerShell)
• Experience working with SQL databases

Diversity & Inclusion Commitment

At Komatsu we come from diverse backgrounds, with unique perspectives, experiences, and contributions. We are committed to creating a workforce that is reflective of the communities we work and live in. We believe that our people are part of our shared purpose. We are authentic, ambitious, and innovative in our pursuit of Diversity & Inclusion. United, we are on a journey towards a sustainable future that creates value together.


If you want to learn more about Komatsu, please visit our website at .

Company Information

Komatsu is a world leader in manufacturing construction, mining, forestry, and industrial heavy equipment. Founded in 1921, Komatsu has a long history of quality, reliability, innovation, and excellence. Headquartered in Tokyo, Japan, Komatsu facilities, distributors and dealers are in more than 140 countries and employ more than 60,000 people. Komatsu offers a diverse and challenging work environment, where you can grow your skills and career, and contribute to a sustainable, clean-energy future. If you are looking for a company that values your talent and potential, be a part of something big and join a team that is shaping the world!


EEO Statement

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.