Software Test Engineer

Be a part of our mission! As a world leader in creating comfortable, sustainable, and efficient climate solutions for buildings, homes and transportation, it's our responsibility to put the planet first. For us at Trane Technologies , and through our businesses including Trane® and Thermo King , sustainability is not just how we do business—it is our business. Do you dare to look at the world's challenges and see impactful possibilities?

Do you want to contribute to making a better future? If the answer is yes, we invite you to consider joining us in boldly challenging what's possible for a sustainable world. Learn about our benefits designed for you to Thrive at work and  boldly go. Where is the work:
Monday to Thursday, work onsite with your colleagues. Fridays, choose your work location, balancing what your work requires.

What’s in it for you:

A sustainable future demands ongoing digital advancement. Our digital solutions team leads the way in developing next-generation climate technology focused on reducing demand-side energy consumption and emissions. Our team—including Brain Box AI, Nuvolo, and more—combines technical expertise with advanced analytics to create data-driven solutions that add real value for customers, communities, and the planet. Whether you're advancing AI in HVAC or driving analytics for greater efficiency, your ideas will help engineer solutions for stronger communities and a sustainable world.

Trane Technologies is currently seeking a Software Test Engineer who is responsible for ensuring software applications function as expected and meet defined business and technical requirements. This role focuses on designing and executing manual test cases, identifying defects, validating fixes, and supporting overall product quality across web and mobile applications. The position works closely with product, design, and development teams to review requirements, evaluate software behavior, and improve testing processes.

The Software Test Engineer also prepares test results, defect summaries, and quality reports to support release readiness and continuous product improvement.

What you will do:

Perform manual testing for web and mobile applications, including functional, regression, integration, system, and exploratory testing. Design test cases, execute test plans, document defects, and validate fixes across multiple test cycles. Collaborate with product, design, and development teams to ensure requirements are testable and quality standards are met. Validate APIs, backend workflows, and end-to-end business processes across integrated systems. Prepare test reports, quality metrics, and release-readiness summaries for project stakeholders.

Support continuous improvement of QA processes, tools, and testing standards. Support testing of AI-enabled features and intelligent workflows within web and mobile applications. Design and execute test cases to validate AI-generated outputs for accuracy, relevance, consistency, and reliability. Perform prompt-response testing for generative AI features, including standard, edge-case, and negative scenarios. Identify and document AI-related issues such as inconsistent outputs, hallucinations, bias, unsafe responses, and unexpected behavior.

Validate AI service integrations, APIs, input/output data quality, and system performance. Collaborate with product, engineering, and QA teams to define AI testing approaches, acceptance criteria, and quality standards. Help ensure AI-enabled solutions align with responsible AI principles, including fairness, privacy, transparency, and risk mitigation. Contribute to improving AI testing processes, tools, datasets, and quality evaluation method. Analyze functional and non-functional requirements for completeness, testability, and business alignment.

Participate in Agile ceremonies to review scope, acceptance criteria, defects, and quality deliverables. Design, develop, and maintain manual test cases, test scenarios, and test procedures. Execute functional, regression, integration, system, and end-to-end testing across applications. Validate workflows, UI behavior, business rules, system interactions, and data…