Demo

Principal System Engineer

att
Miami, AZ Full Time
POSTED ON 6/17/2026 CLOSED ON 6/29/2026

What are the responsibilities and job description for the Principal System Engineer position at att?

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 AT&T, we empower leaders to drive change in a fast-evolving, connected world. Your strategic vision will help serve customers and transform lives through innovative solutions and impactful connections. As a Principal System Engineer, you'll lead the identification and tactics to eliminate customer effort and will play a pivotal role in reinventing Business customer interactions, simplifying Care operations, and enabling AI‑powered capabilities across our Business Care & Sales ecosystem. The Principal System Engineer will drive end‑to‑end process analysis, workflow design, and technology solutioning across Business Care & Sales operations including Billing & Collections, and next‑generation contact center platforms. This individual will blend Lean/Six Sigma process engineering, enterprise systems design, and AI workflow innovation to reduce customer effort, accelerate resolution, and streamline operations. What you’ll do Typical tasks may include, but are not limited to, the following: System Design and Architecture: Design and create scalable, high-performance, and reliable system architectures and platforms. Requirements Analysis and Integration: Translate business needs into technical specifications and ensure seamless integration of system components. Technical Leadership and Collaboration: Provide guidance to development teams, align technical solutions with business objectives, and collaborate with stakeholders. Performance, Reliability, and Troubleshooting: Conduct performance and reliability analysis, and resolve system issues and bottlenecks. Documentation, Security, and Continuous Improvement: Maintain detailed system documentation, ensure security and compliance, and stay updated with industry trends for ongoing improvement. What you’ll need Bachelor’s degree (BS/BA) desired in Computer Science. 7 years of related experience. Certification is required in some areas. What you’ll bring An expert in their field, applying broad business knowledge and strategic insight surrounding emerging trends and technologies to solve complex problems and drive organizational results. Leads critical, high-impact projects and designs/implements innovative business strategies. Works with minimal oversight, frequently consulting senior leadership and influencing executive decisions. Serves as a mentor and assists others with challenging issues. Supervisor: No TCP Career Step Differentiator: Designs systems and platforms for very large complex projects for strategic clients and that have multiple system interdependencies. Must have a strong understanding of computers (hardware and OS), network, and software architecture. Our Principal System Engineer earns between $174,100 - $261,100. 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: 8critical 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 If you’re ready to make an impact on our business and your career, bring your bold ideas to a world of possibility. Apply today! Weekly Hours: 40 Time Type: Regular Location: Cerritos, California, Dallas, Texas, Greensboro, North Carolina, Mesa, Arizona, Miami, Florida, Nashville, Tennessee, Southfield, Michigan, Tulsa, Oklahoma 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. We are pioneers of making connections and have been ever since Alexander Graham Bell invented the telephone and founded our company. That was nearly 150 years ago, and we haven’t stopped innovating since. At our core, we help bring families, communities, and businesses together with the products and services they need to thrive every day. From the widespread and growing availability of 5G and Fiber to working on things we once only dreamed of—at AT&T, we create connections that change the world.

Salary : $155,400 - $261,100

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Principal System Engineer?

Sign up to receive alerts about other jobs on the Principal System Engineer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$163,289 - $195,234
Income Estimation: 
$136,356 - $178,393
Income Estimation: 
$117,033 - $148,289
Income Estimation: 
$150,859 - $181,127
Income Estimation: 
$169,825 - $204,021
Income Estimation: 
$166,631 - $195,636
Income Estimation: 
$162,237 - $199,353
Income Estimation: 
$181,083 - $218,117
This job has expired.
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at att

  • att Epps, LA
  • It’s time to take your sales career to the next level. Every day you’ll be at the center of it all. Your goal? Create meaningful connections with every cus... more
  • 1 Day Ago

  • att River, KY
  • Take the lead at the center of where it all happens – our retail stores. With your retail knowledge and leadership abilities, you’ll help oversee store ope... more
  • 1 Day Ago

  • att Falmouth, MA
  • It’s time to take your sales career to the next level. Every day you’ll be at the center of it all. Your goal? Create meaningful connections with every cus... more
  • 1 Day Ago

  • att Snellville, GA
  • Join an elite group of sales professionals bringing customized, white glove experiences directly in the customer’s home. Field Sales Representatives at AT&... more
  • 1 Day Ago


Not the job you're looking for? Here are some other Principal System Engineer jobs in the Miami, AZ area that may be a better fit.

  • Associates Systems LLC Mc Kinney, TX
  • All Qualified candidates will be responded to in 24 hours or less Must be a U.S. Citizen with the ability to obtain and maintain a DoD Secret Security Clea... more
  • 2 Days Ago

  • Arcadis Dallas, TX
  • Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than... more
  • 5 Days Ago

AI Assistant is available now!

Feel free to start your new journey!