Cloud QA Engineer

Join us in Advancing the Environmental Global Impact within the Rail Industry

For nearly 40 years, ZTR has designed, developed and released products that have a positive environmental impact within the Locomotive Industry. Planning for an environmentally sustainable future means taking action today in preparation for tomorrow. Everyone has a role to play and we take ours seriously.

As the Cloud QA Engineer, you will be working to ensure the quality and reliability of our cloud-native applications in AWS cloud environments. The successful candidate will ideally have experience in testing in IoT-enabled systems and/or AWS IoT services in order to ensure our API testing, UI validation and test automation in Playwright is optimized.

Responsibilities include but are not limited to:

Develop and execute test strategies, test plans, and test cases for AWS‑hosted applications

Perform comprehensive API testing for cloud services (functional, regression, integration, end to end tests and negative tests)

Conduct thorough UI validations across browsers and devices

Design, develop, and maintain automation frameworks using Playwright 

Validate end‑to‑end workflows involving UI, APIs, and AWS backend services

Integrate automated test suites into CI/CD pipelines (AWS CodePipeline, GitHub Actions, Jenkins, etc.)

Validate deployments on AWS environments including DEV, QA, and PROD

Monitor and analyze test results, log defects, and collaborate closely with developers and DevOps teams

Ensure test coverage for high availability, scalability, and fault tolerance in AWS

Validate IoT data flows, device communication, and cloud ingestion pipelines

Who you are:

5+ years of experience in QA Engineering / Test Automation

Strong experience testing applications deployed on AWS

Solid understanding of API testing concepts (REST, HTTP methods, status codes, JSON)

Hands‑on automation experience using Playwright (UI and API)

Good proficiency in JavaScript or TypeScript

Working knowledge of Python for API testing, data validation, and test utilities

Experienced with AWS services

Familiarity with CI/CD pipelines in cloud environments

Experienced using Git and modern development workflows

Strong debugging, problem‑solving, and communication skills

Nice To Have Skills:

Working experience with AWS IoT Core, IoT Devices or sensor-based platforms 

Expertise in event-driven architectures (SNS, SQS, Lambda triggers) 

Understanding of performance, security, and resilience testing

Experience with test data management and environment configuration in cloud setups.

Please apply even if you don’t qualify for all responsibilities or skills, we still want to hear from you!

This role is open as we're looking to expand our team!

Why Choose ZTR?

ZTR offers a positive working environment and a group of friendly and talented industry leaders passionate about driving environmental and financial benefits for our clients. We encourage and support employees to find long-term success and explore opportunities that play into their strengths and passions. We value lateral moves as much as vertical promotions; we believe all roles should develop your skills, broaden your experience, and help you continue on a journey to build a rewarding career at ZTR.

We are looking for flexible, compassionate and enthusiastic individuals who thrive in a fast-paced working environment, and who are looking for long-term, meaningful employment in a career that makes a real difference.

At ZTR, we continuously promote a healthy balance between work, fun and family. This is a place where employees make a difference in our company and within our customers’ organizations. You will have the ability to direct your career path at ZTR as we are rapidly growing with numerous opportunities for professional growth and development.

ZTR Control Systems provides accommodations for applicants with disabilities throughout the recruitment process. If you require accommodation, please contact Human Resources. We will address information received regarding the accommodation needs of applicants in confidence.

The annual base salary is determined through comprehensive market research and considers factors including qualifications, skills, education, relevant experience, work location, internal equity, and alignment with local and industry market data. Employees may also be eligible for our comprehensive benefits package, including Employer RRSP matching. Salary ranges listed in job postings are subject to change. All employment offers are contingent upon satisfactory reference and background checks, as well as proof of eligibility to work.

At ZTR, we're proud to share that we do not use AI tools when screening and evaluating candidates throughout our recruitment processes. All hiring decisions are carefully made by our recruiting team.  We thank all who apply to our roles. Please be advised that due to a large volume of applications, we will only contact candidates that we decide to proceed with via email or phone.