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Technology

Principal System Engineer

Plano, Texas

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Job Description:

JOB TITLE: Principal System Engineer

JOB LOCATION: 3400 W. Plano Parkway, Plano TX 75075

DUTIES: Establish strategy and approach across IT, network, and the business in support of QE transformational initiatives through solution and enterprise testing. Participate in design discussions about new features and approaches to implementing new services and collaborate cross-functionality to analyze, develop, and implement end-to-end solutions. Analyze and improve the life-cycle software development process. Support the CQE delivery lead through technical tasks and work with product managers to understand feature requirements. Provide support to lead architect, systems teams- solution architects, vendor lead and squad teams with test case development, test automation and execution to ensure all engineering deliverables are being met on time and tracked properly using existing and modernized tooling. Collaborate with cross functional teams on test architecture and design to support the building of new features and maintain existing ones by fixing defects and refactoring old code. Partner closely with CI/CD lead and vendor partner to drive test automation effort. Participate in walkthrough/grooming of capabilities and feature use cases with ARTs. Create test plans, scenarios, use cases and test cases associated with a capability/feature. Ensure that all test cases are in alignment with automation framework. Write E2E scenario TCs, maximize test coverage for a feature and minimize impact of disruptive test cases. Design and implement automation tests and frameworks to enable continuous deployment and continuous testing for CTP across all phases. Ensure that all automation scripts have gone through standard code quality checks and gerrit/code cloud review and are incorporated into CI/CD process. Set up, maintain, and operate test automation frameworks. Support troubleshooting problems from initial start to completion by working and development team and analyzing the impact on regression and automating the test cases/scripts. Utilize Jira Align, Itrack, Zephyr, and ML/AI AQUA. Utilize Python, Java/J2EE, Unix/Linux and Shell scripting. Utilize salesforce tool such as salesforce CRM/Salesforce Lightning (RTQA/CTQA sandboxes), and Mulesoft. Utilize Selenium, Ginger, SQL and MySQL.

REQUIREMENTS: Requires a Bachelor’s degree, or foreign equivalent degree in Computer Engineering or Computer Science and 5 years of progressive, post-baccalaureate experience in the job offered or 5 years of progressive, post-baccalaureate experience in a related occupation utilizing Jira Align, Itrack, Zephyr, and ML/AI AQUA; utilizing Python, Java/J2EE, Unix/Linux and Shell scripting; utilizing salesforce tool such as salesforce CRM/Salesforce Lightning (RTQA/CTQA sandboxes), and Mulesoft; and utilizing Selenium, Ginger, SQL and MySQL.

Our Principal System Engineers earn between $188,193 - $237,400 yearly. Not to mention all the other amazing rewards that working at AT&T offers.

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 

Weekly Hours:

40

Time Type:

Regular

Location:

Plano, Texas

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.

Job ID R-66416 Date posted 06/26/2025
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Benefits

Your needs? Met. Your wants? Considered. Take a look at our comprehensive benefits.

  • Paid Time Off
  • Tuition Assistance
  • Insurance Options
  • Discounts
  • Training & Development

Learn more about benefits

Our hiring process

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Confirm your qualifications align with the job requirements and submit your application.

Assessments

You may be required to complete one or more assessments, depending on the role.

Interview

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Conditional Job Offer

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Background Check

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