Job Description:

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&T will 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.

Who we are:

We are a dedicated SRE SWAT team committed to upholding reliability and resilience throughout AT&T’s enterprise application landscape. Our team collaborates closely with partners across infrastructure, application development, and incident management to proactively safeguard and enhance the stability of our critical systems.

What you’ll do:

As a core member of the SRE/SWAT squad, you’ll be on the front lines ensuring the reliability, scalability, and performance of our critical platforms and services. This role is ideal for engineers who thrive under pressure, love troubleshooting complex issues, and are passionate about building robust, resilient systems. 

As a Principal System Engineer on AT&T’s elite SRE/SWAT squad, you’ll play a pivotal role in safeguarding the reliability, scalability, and performance of our most critical platforms and services. This is an ideal opportunity for seasoned engineers who excel under pressure, embrace solving intricate problems, and are dedicated to building resilient, world-class systems that empower millions of customers and drive our business forward.

• Reliability Engineering:Design, implement, and maintain automated solutions to maximize system uptime and service reliability.
• Incident Management:Lead rapid response efforts for major incidents, performing root cause analysis, coordinating cross-functional teams, and driving resolution to minimize impact.
• Performance Optimization:Analyze system performance metrics, proactively identify bottlenecks, and implement scalable solutions to ensure optimal service levels.
• Platform Engineering:Architect and evolve core infrastructure platforms, integrating best-in-class tools and technologies to advance automation, monitoring, and self-healing capabilities.
• Technical Leadership:Mentor and guide junior engineers, fostering a culture of continuous improvement, knowledge sharing, and operational excellence.
• Collaboration:Work closely with development, operations, security, and product teams to design for reliability, implement best practices, and build shared ownership of system health.
• Capacity Planning:Forecast growth, plan for scale, and ensure infrastructure meets future business demands.
• Documentation & Knowledge Sharing:Develop and maintain comprehensive documentation, runbooks, and post-incident reviews to drive transparency and learning.

What you’ll need:

• Swift Incident Response: Your ability to rapidly assess and triage high-impact incidents, collaborating with cross-functional teams to minimize and resolve service disruptions.
• Analytical Problem Solving: Your expertise in conducting thorough root cause analyses, documenting findings, and implementing solutions to prevent future issues.
• Reliability Mindset: Your proactive approach to monitoring, analyzing, and enhancing the reliability, availability, and performance of distributed systems.
• Automation Expertise: Your skills in developing and refining automation tools for monitoring, alerting, and remediation, helping to eliminate manual, repetitive tasks.
• Collaborative Spirit: Your talent for partnering with engineering, operations, and product teams to architect solutions that ensure reliability, scalability, and maintainability.
• Dedication to Support: Your commitment to participating in an on-call rotation, providing essential support during incidents and ensuring high service uptime.
• Process Improvement Focus: Your drive to continuously enhance incident management processes, playbooks, and response strategies, boosting team effectiveness and system resilience.
• Clear Communication: Your ability to create and maintain clear, actionable documentation for troubleshooting, escalation, and operational procedures.
• At least 7 years of experience in technology role.
• At least 5 years of extensive and proven experience in a hands-on technical role, including software development, software architecture, and system engineering within the past 7 years.

What you’ll bring:

• Java development and tuning experience
• Experience with public cloud infrastructure(Azure, AWS, GCP
• Preferred BS Computer Engineering, Computer Science, Applied Science, Electrical Engineering or Math.

Our Principal System Engineering, earns between $141,300-$211,900 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.

#LI-Onsite – Full-time office role-

Weekly Hours:

40

Time Type:

Regular

Location:

USA:GA:Atlanta / 1057 Lenox Park Blvd Ne - Adm:1057 Lenox Park Blvd Ne

Salary Range:

$141,300.00 - $211,900.00

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-81115 Date posted 09/09/2025