AT&T
AT&T
AT&T is a telecommunications and technology company serving consumers, businesses, and public-sector organizations through wireless, internet, and fiber services. Its work spans network innovation, including collaborations focused on Open RAN, as well as FirstNet public-safety connectivity, disaster recovery, consumer devices, and data privacy. The company also emphasizes sustainability, cultural inclusion, corporate responsibility, and public policy. With a large workforce and a long operating history, AT&T offers career opportunities connected to communications infrastructure, digital technology, customer services, and responsible innovation.

Principal Systems Engineer – AT&T, Dallas Onsite

Lead the architecture and modernization of large-scale distributed and cloud-native systems at AT&T in Dallas. Drive technical standards, performance optimization, system integration, and engineering leadership.

Description

  • Design and assess large-scale distributed systems
  • Establish end-to-end architecture across software components
  • Assess and select cloud, microservices, event-driven, API, and data-platform technologies
  • Own major architecture decisions and act as the technical point of contact for complex solutions
  • Coordinate integration across frontend, backend, APIs, data stores, and infrastructure
  • Create system versions and prototypes that improve performance, scalability, and fault tolerance
  • Lead migrations from legacy platforms to cloud-native architectures
  • Investigate and recommend emerging technologies and engineering tools
  • Set and uphold technical standards, design patterns, and engineering practices
  • Partner with architects, product managers, engineering directors, and cross-functional teams
  • Evaluate and improve architectural solutions for large-scale programs
  • Maintain architecture diagrams, design specifications, API documentation, and operational guidance
  • Coach engineers through design reviews, code reviews, and knowledge-sharing activities
  • Advance SDLC practices, CI/CD pipelines, release procedures, testing approaches, and workflow automation
  • Direct performance optimization across distributed platforms
  • Support production operations and incident response, including troubleshooting and hot fixes
  • Develop multiple system iterations to address performance and scale requirements
  • Produce technical documentation for applications and systems

Requirements

  • Bachelor’s degree or foreign equivalent in Applied Computer Science, Information Systems, or Computer Engineering
  • Seven years of progressive post-baccalaureate experience in the offered role or a related occupation
  • Experience building multiple system versions to address performance and scale
  • Experience creating technical documentation for applications and systems
  • Experience with React.js, Next.js, TypeScript, Redux, MUI, Styled Components, Tailwind CSS, React Native, and Java or Kotlin
  • Experience with Spring Boot, Spring MVC, Spring Security, Spring Cloud, Hibernate, Struts2, REST, SOAP APIs, GraphQL, Cassandra NoSQL, Oracle, Postgres, and MySQL
  • Experience with Kafka and HTTP, HTTPS, TCP, and UDP networking protocols
  • Experience with Jenkins, SonarQube, Veracode, Helm, Docker, and Kubernetes
  • Experience with Maven, Gradle, Ant, GitLab, Bitbucket, and GitHub
  • Experience with Google Cloud, Azure Cloud, Splunk, and Dynatrace

Benefits

  • Medical, dental, and vision coverage
  • 401(k) plan
  • Tuition reimbursement program
  • Paid time off and holidays, including at least 23 vacation days annually and 9 company-designated holidays
  • Paid parental leave
  • Paid caregiver leave
  • Additional sick leave beyond state and local legal requirements may be available but is unprotected
  • Adoption reimbursement
  • Short-term and long-term disability benefits
  • Life and accidental death insurance
  • Supplemental critical illness, accident hospital indemnity, and group legal programs
  • Employee Assistance Programs (EAP)
  • Broad employee wellness programs
  • Employee discounts of up to 50% on eligible AT&T mobility plans and accessories, AT&T internet and available fiber services, and AT&T phones

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