Quality Assurance Engineer III

4 hours ago

Tucson, AZ, USASenior

Responsibilities

Maintain a deep understanding of Autonomous Haulage System architecture, dependencies, and safety constraints and translate them into risk-based test plans and automated coverage.
Define and own functional, performance, security, failover, compatibility, and exploratory testing strategies.
Partner with product and engineering teams to document requirements, acceptance criteria, and automated validation.
Design, implement, and enhance automation frameworks and integrate tests into CI/CD pipelines with infrastructure-as-code provisioning.
Manage test hooks, test data versioning, regression suites, service virtualization, contract testing, and containerized test environments.
Publish quality dashboards covering pass/fail trends, defect escape rates, and MTTR, and use metrics to guide continuous improvement.
Facilitate blameless postmortems and convert systemic findings into preventative automated checks.
Support deployment configuration, field installation, configuration, and on-site validation activities.
Mentor engineers, promote coding standards for test development, pilot productivity tools and methodologies, and coordinate cross-functional quality initiatives.
Travel internationally as needed, including up to 10% of the time.

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.
Ability to take projects from requirements scoping through production operations and define comprehensive 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.
Excellent analytical, documentation, and cross-functional communication skills.
Preferred: at least 5 years of full software development life cycle experience, including coding standards, code reviews, source control management, build processes, testing, and operations.
Preferred: experience with event-driven microservices, REST APIs, network protocols, network programming, and distributed application debugging and analysis.
Preferred: strong technical communication with technical and non-technical colleagues.

The role offers a diverse and challenging work environment with opportunities to grow skills and contribute to a sustainable, clean-energy future.
The position requires occasional international travel, up to 10% of the time.