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Principal System Engineering

Dallas, Texas

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innovate

Discover the undiscoverable.

"AT&T allows me to work on projects that will be seen by millions of customers."

Megan T. — Sr. Specialist, Software Engineer

"I find it incredibly rewarding to be out and see customers enjoying a product I spent my time perfecting."

Technology

Don't just imagine the future. Create it.

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.

AT&Twill not hire any applicants for this position who require employer sponsorship now or in the future.

Join AT&T and reimagine the communications and technologies that connect the world. The Chief Information Office is responsible for advancing information technology performance and delivering solutions with a focus on maximizing ROI, increasing efficiency and enhancing the experience of end users. Guided by experienced leaders, Corporate Systems seamlessly integrate with advanced Technology and Operations to drive our enterprise forward. Our Systems Reliability and Software Delivery teams are unwavering in their commitment to excellence, ensuring every solution is robust and efficient. When you step into a career with AT&T, you won’t just imagine the future-you’ll create it.

What you’ll do:

In this role, you will focus on understanding why production incidents happen and how to prevent them from recurring. You will analyze incidents end-to-end across applications, infrastructure, and cloud environments, using observability data to identify root causes, patterns, and systemic weaknesses.
You will turn incident insights into high-quality postmortems and partner with engineering teams to drive corrective actions and long-term improvements. By combining system-level thinking with data, automation, and AI-assisted analysis, you will help shift the organization from reactive response to proactive reliability and incident prevention. You will partner with engineering and software development teams to implement permanent fix and preventive improvements 

What you'll bring:

  • Proven experience performing deep RCA for production incidents
  • Strong understanding of end-to-end system architecture (cloud, web apps, APIs, databases, infrastructure)
  • Hands-on experience with observability tools (logs, metrics, traces)
  • Ability to identify patterns and drive preventive actions
  • Experience writing clear, structured postmortems
  • Ability to analyze operational data using tools, queries, or AI-assisted methods
  • Strong systems thinking and problem-solving skills
  • Background in QA, test engineering, or automation engineering (strong plus)
  • Experience using AI or advanced analytics for incident analysis or pattern detection
  • Understanding of distributed systems and failure modes
  • Experience with data analysis / visualization tools (e.g., Power BI, Tableau)
  • Mindset focused on eliminating recurring issues, not just fixing incidents
  • Strong communication skills to explain complex issues clearly

Required:

  • 7+ years in Systems Engineering, ITSM, RM/CM
  • Background in SRE, Support or QA
  • One or more of the following SRE Tools: T-APM, T-Trace, CatchPoint, Grafana
  • Hands-on experience and understanding of concepts and tools such as SAFe, Agile, DevOps, CI/CD, Data Analytics, and building Gen AI use cases
  • Experience with AI technologies, Python, SQL, data analytics, Power BI and ITSM tools (e.g., ServiceNow)
  • Modern Enterprise Release Management/Change Management and ITSM

Preferred:

  • BS/BA in Computer Science
  • Preferred tools: modern Release Management processes for Agile and DevOps environments
  • Jira Align, JSM, Jira Cloud, Git for enterprise RM/CM
  • Relevantcertifications(SAFe,Agile,DevOps,AI/ML)

Joining our team comes with amazing perks and benefits:

  • Medical/Dental/Visioncoverage
  • 401(k) plan
  • Tuitionreimbursementprogram
  • 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.

#LI-Onsite – Full-time office role-Ready to join our team? Apply today.

Our Principal System Engineering jobs earn between $155,400.00 - $261,100.00 USD Annual. 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

Weekly Hours:

40

Time Type:

Regular

Location:

Dallas, Texas, Middletown, New Jersey, Plano, Texas, USA:GA:Atlanta / 1057 Lenox Park Blvd Ne - Adm:1057 Lenox Park Blvd Ne

Salary Range:

$155,400.00 - $261,100.00

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.



Job ID R-114239-1 Date posted 07/02/2026
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Benefits

Invested in your satisfaction and continued success.

We take care of our own here (hint: that could be you). Our benefits and rewards mean we cover some of your biggest needs with some of the coolest offerings. We already think we’re a pretty great place to work. We’re just trying to rack up some bonus points.

Let’s start with the big one: Your work gets rewarded with competitive compensation and benefits. It really does pay to be on our team.

Compensation

Paid Time Off

Our people have class. Literally. We can help you out on approved education costs with our tuition assistance plan.

Tuition
Assistance

Here’s another reason to breathe easy: You and your family get access to excellent medical, dental and vision insurance options.

Insurance Options

Wanna make your friends really jealous? You’ll get discounted access to the latest and greatest AT&T products and services — plus other awesome items, like tickets to live events.

Discounts

You strike us as an over-achiever (don’t worry, it’s a compliment). Our training and development programs are your ticket to expert status in your job.

Training & Development

When the day comes that you get some much needed R&R (not that you’d ever want to leave #LifeAtATT) you’ll know your future is set with the AT&T Retirement Savings Plan (ARSP).

Savings

The Hiring Process

Step 1

Complete a quick application online and check your status often.

Step 2

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Interviews

Dress professionally and ensure good WiFi interviewing virtually.

Step 3

Conditional
Job Offer

After a background check, you're part of the team.

Step 4

Welcome! Onboarding
and Training Begins

Our training and certification programs set you up for success.

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