Principal Azure Cloud & DevOps Platform Engineer (Plano)

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're modernizing enterprise technology platforms through cloud transformation, automation, and DevOps excellence. We're seeking a Principal Systems Engineer (Azure Cloud & DevOps Platform Engineer) to lead Azure infrastructure engineering, cloud migration initiatives, platform automation, and application modernization efforts supporting critical enterprise systems.What You'll DoLead architecture, automation, and operational support for Azure-based infrastructure and platform services.Drive migration and modernization of legacy applications and infrastructure to Azure.Design and implement CI/CD pipelines, Infrastructure-as-Code, and deployment automation.Support enterprise data platforms including Snowflake and Databricks.Partner across engineering, security, architecture, and operations teams to deliver secure, scalable, and reliable solutions.Implement cloud-native architectures leveraging containers, Kubernetes, APIs, and microservices.Establish monitoring, logging, performance, and reliability practices across cloud and hybrid environments.Lead production support, troubleshooting, incident response, and platform standardization initiatives.Mentor engineers on DevOps, automation, cloud engineering, and operational excellence.What You'll NeedDeep expertise with Microsoft Azure, including IaaS, PaaS, networking, storage, identity, and governance.Experience leading cloud migration and application modernization programs.Strong knowledge of CI/CD tools such as Azure DevOps, Jenkins, or GitHub Actions.Hands-on experience with Terraform, ARM, Bicep, Helm, or related IaC technologies.Experience with Docker, Kubernetes, AKS, and container-based deployments.Scripting and automation skills using PowerShell, Python, or Bash.Understanding of hybrid cloud architectures, enterprise security, IAM, and platform governance.Experience supporting production environments, monitoring, incident management, and operational reliability.What You'll Bring8+ years of experience in cloud engineering, DevOps, platform engineering, infrastructure, or systems architecture.Proven success leading enterprise Azure transformation, modernization, or platform engineering initiatives.Experience supporting large-scale, business-critical applications and services.Strong leadership, mentoring, communication, and collaboration skills.Experience with Snowflake, Databricks, Terraform, Kubernetes, Azure DevOps, and related cloud technologies.Ability to influence architecture, operational strategy, and engineering best practices across teams.Preferred QualificationsAzure certifications (Azure Solutions Architect, Azure DevOps Engineer, Azure Administrator, etc.).Experience with Snowflake and Databricks administration in Azure.Background in large-scale Agile/SAFe environments.Experience introducing automation, developer productivity improvements, or AI-assisted engineering tools.Telecom or large enterprise technology experience preferred.This role is ideal for a technical leader passionate about Azure cloud transformation, DevOps automation, application modernization, and building highly reliable enterprise platforms at scale.

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 coverage401(k) planTuition reimbursement programPaid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)Paid Parental LeavePaid Caregiver LeaveAdditional sick leave beyond what state and local law require may be available but is unprotectedAdoption ReimbursementDisability Benefits (short term and long term)Life and Accidental Death InsuranceSupplemental benefit programs: critical illness/accident hospital indemnity/group legalEmployee Assistance Programs (EAP)Extensive employee wellness programsEmployee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T phoneWeekly Hours:40Time Type:RegularLocation:Alpharetta, Georgia, Atlanta, Georgia, USA:TX:Plano / W Plano Pkwy - Adm & Dat:2900 W Plano PkwySalary Range: $155,400.00 - $261,100.00It 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.