SDET - Cloud-Native Testing & AI-Enabled Automation

At ERCOT, our diverse and dynamic work environment provides a platform on which employees can work together to build the future of the Texas power grid and wholesale market utilizing the latest technologies and resources. We encourage you to join our talented, dedicated workforce to develop world-class solutions for today and tomorrow’s energy challenges while learning new skills and growing your career.

ERCOT is committed to fostering inclusion at all levels of our company. It is the cornerstone of our corporate values of accountability, leadership, innovation, trust, and expertise. We know that individuals with a wide variety of talents, ideas, and experiences propel the innovation that drives our success. An inclusive and diverse workforce strengthens us and allows for a collaborative environment to solve the challenges that face our industry today and in the future.

JOB SUMMARY

The Software Development Engineer in Test (SDET) is a software engineering professional specializing in automation, quality engineering, and intelligent system validation. This role designs, develops, deploys, and maintains scalable automated solutions to ensure the reliability, performance, security, accessibility, and resilience of enterprise applications, system integrations, and automated business workflows.

The SDET combines strong programming expertise with modern engineering practices to build automation frameworks, validate APIs and distributed systems, support CI/CD and cloud-native execution models, and test AI-enabled systems and process automation platforms. Working closely with Development, Dev Ops, Architecture, Product teams, QA Leads, and other stakeholders, the SDET improves system testability, drives shift-left and continuous testing practices, and embeds automation throughout the software delivery lifecycle while maintaining enterprise quality and governance standards.

JOB DUTIES

• Design, develop, and maintain automated solutions for functional, regression, integration, performance, security, accessibility, and end-to-end testing

• Build and enhance automation frameworks for APIs, user interfaces, backend services, and enterprise workflows using tools such as Selenium, Playwright, Rest Assured, Postman, Tosca, or similar technologies

• Write clean, scalable, and maintainable automation code using Java, Python, JavaScript, Type Script, or similar languages

• Perform validation across APIs, distributed systems, databases (relational and No
  
  SQL), and system integrations

• Define and support test data management practices to improve automation reliability and coverage

• Integrate automation into CI/CD pipelines with quality gates, including functional, performance, and security validations

• Support scalable and containerized test execution across cloud environments (Azure, AWS, GCP, Docker, Kubernetes)

• Install, configure, and maintain automation tools and supporting infrastructure across Windows and Linux platforms

• Develop validation approaches for AI-enabled features, distributed systems, and automated business workflows (including RPA where applicable)

• Contribute to automation standards, governance practices, and continuous improvement initiatives

• Support shift-left and continuous testing practices and contribute to test strategy and risk-based validation

• Monitor and improve automation effectiveness by tracking key quality metrics and reducing flaky tests

• Utilize mocking, stubbing, or service virtualization techniques to enable reliable testing of dependent systems

• Participate in code reviews and advocate for testability in system design and development practices

• Collaborate with cross-functional teams and communicate effectively to ensure alignment on quality objectives

• Apply sound engineering judgment and enterprise standards in automation design and execution

• Leverage approved Generative AI tools to enhance automation quality, productivity, and intelligent test design

• Provide technical guidance and mentorship appropriate to role level while continuously learning and adopting new technologies

REQUIRED EXPERIENCE

• Strong knowledge of software engineering and quality engineering principles

• Experience with UI and/or API automation…