Principal Automation Engineer

About the Role

We are seeking a highly experienced Principal Automation Engineer with a strong background in designing robust test automation frameworks . This is a strategic role where you will lead the design and development of scalable, maintainable, and high-performing automation solutions across web, mobile, and API platforms. You will collaborate with cross-functional teams to elevate our testing capabilities and drive continuous quality across the software development lifecycle.

Key Responsibilities :

Lead the design, development, and maintenance of scalable automation frameworks from the ground up for web, mobile, API, and backend services.

Evaluate and recommend tools, libraries, and technologies to support quality engineering goals.

Collaborate with developers, QA engineers, DevOps, and product managers to integrate automated testing into CI / CD pipelines.

Mentor and guide automation engineers on automation best practices, code quality, and design patterns.

Mentor and guide quality engineering teams on framework adoption, script development, and best practices.

Define standards for coding, documentation, and framework extensibility.

Monitor framework performance and continuously optimize for scalability and maintainability.

Participate in code reviews and ensure high standards of test reliability and efficiency.

Partner with DevSecOps to embed security testing into automation frameworks.

Required Qualifications :

Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.

10+ years of experience in software test automation with at least 4 years in a lead or principal role.

Proven experience in framework design and architecture for at least two major automation platforms (e.g., Selenium, Playwright, Appium, Cypress, REST Assured).

Strong programming skills in Java, Python, JavaScript or similar languages.

Deep knowledge of testing methodologies (unit, integration, system, acceptance, performance).

Experience with test execution tools, CI / CD systems (e.g., Jenkins, GitHub Actions, Azure DevOps), and test reporting dashboards.

Hands-on experience with BDD / TDD and tools like Cucumber or SpecFlow.

Familiarity with containerization (Docker, Kubernetes) and cloud-native testing strategies.

Preferred Qualifications :

Exposure to GenAI tools or intelligent test automation platforms.

Experience in performance and security test automation.

Knowledge of service virtualization and test data management.

Contributions to open-source automation projects.

Technical Skills :

CDN, Caching techniques, React.js, Node.js, Next JS, Micro Front-End architecture, Typescript, Graph QL, Bootstrap.js, HTML5, XML, CSS3, JavaScript, REST services, NoSql technologies (Cassandra / Mongo DB), Spring boot, Kafka / MQ, Redis, ELK, Azure / AWS, Prometheus / Grafana, Git, Jira, Jenkins, Docker, Kubernetes, Quantum Metrics, Performance testing, Performance tuning.

Our Principal Performance Engineering, earns between $158,200.00-$237,400.00 USD Annual total comp estimate, Not to mention all the other amazing rewards that working at AT&T offers. Individual starting salary within this range may depend on geography, experience, expertise, and education / training.

Joining our team comes with amazing perks and benefits :

• Medical / Dental / Vision coverage.
• 401(k) plan
• Tuition reimbursement program.
• Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)
• Paid Parental Leave.
• Paid Caregiver Leave.
• Additional sick leave beyond what state and local law require may be available but is unprotected.
• Adoption Reimbursement.
• Disability Benefits (short term and long term)
• Life and Accidental Death Insurance.
• Supplemental benefit programs : critical illness / accident hospital indemnity / group legal.
• Employee Assistance Programs (EAP)
• Extensive employee wellness programs.
• Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T phone.

#ConsumerTechnologyeXperience

This position requires office presence of a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered.

Weekly Hours : 40

Time Type : Regular

Location : Plano, Texas

Salary Range :

$158,200.00 - $237,400.00

It is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and / or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made.